{"list":"blocks-assistants","title":".gov domains blocking both ChatGPT-User and Claude-User","control":"robots.txt verdicts for ChatGPT-User and Claude-User","predicate":"blocks_assistants","means":"robots.txt disallows both ChatGPT-User and Claude-User for the whole site, so neither assistant will open its pages for a user who asks.","note":null,"buyers":"AI-visibility vendors and digital agencies: these sites are closed to ChatGPT and Claude users.","obligation":null,"census":"government-web-census-2026-09","date":"2026-09-30","host":"gov.agentexchange.work","kind":"gov","population":16783,"reachable":13060,"count":365,"share_of_population_pct":2.2,"by_state":{"DC":32,"ID":3,"MD":3,"AL":3,"AZ":3,"CO":5,"FL":15,"IA":11,"KY":2,"MA":3,"UT":4,"NC":11,"NJ":10,"NM":1,"OK":3,"TX":12,"WA":4,"WI":29,"CA":6,"NY":30,"TN":4,"VA":3,"MN":65,"MT":2,"PA":8,"ND":6,"IL":4,"MI":12,"SD":3,"MO":3,"OR":8,"GA":3,"LA":2,"OH":4,"RI":2,"AR":3,"ME":5,"VT":6,"NH":4,"SC":1,"CT":1},"state_label":"State","page":"https://gov.agentexchange.work/leads/blocks-assistants","feed":"https://gov.agentexchange.work/leads/blocks-assistants.xml","source":"CISA dotgov-data current-full.csv (all registered .gov domains)","license":"CC BY 4.0","free":true,"top":[{"domain":"america.gov","name":"Department of State","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":403,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Just a moment..."},{"domain":"bondpro.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"congress.gov","name":"Library of Congress","type":"Federal - Legislative","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":403,"final_host":"","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Just a moment..."},{"domain":"dfafacts.gov","name":"Department of State","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":""},{"domain":"ecfr.gov","name":"Government Publishing Office","type":"Federal - Legislative","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"unblock.federalregister.gov","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Federal Register :: Request Access"},{"domain":"federalinvestments.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"federalregister.gov","name":"Government Publishing Office","type":"Federal - Legislative","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"unblock.federalregister.gov","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Federal Register :: Request Access"},{"domain":"fedinvest.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"treasurydirect.gov","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"About the Federal Investments Program — TreasuryDirect"},{"domain":"fgdc.gov","name":"Department of the Interior","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"The Federal Geographic Data Committee — Federal Geographic Data Committee"},{"domain":"fsd.gov","name":"General Services Administration","type":"Federal - Executive","city":"DC","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Federal Service Desk Home Page - Federal Service Desk"},{"domain":"fsgb.gov","name":"Department of State","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"FSGB Home Page - Foreign Service Grievance Board"},{"domain":"grantsolutions.gov","name":"Department of Health and Human Services","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":""},{"domain":"hudhomestore.gov","name":"Department of Housing and Urban Development","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"HUD Homes for Sale | Search HUD Homes Listings | Bid on HUD Homes"},{"domain":"iat.gov","name":"Department of the Interior","type":"Federal - Executive","city":"Boise","state":"ID","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Interagency Aviation Training"},{"domain":"jimmycarterlibrary.gov","name":"National Archives and Records Administration","type":"Federal - Executive","city":"College Park","state":"MD","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Jimmy Carter Presidential Library and Museum | Jimmy Carter Library"},{"domain":"juntos.gov","name":"Department of Homeland Security","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Reencuentro Familiar | together.gov"},{"domain":"max.gov","name":"Executive Office of the President","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"portal.max.gov","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"MAX Portal"},{"domain":"medicalcountermeasures.gov","name":"Department of Health and Human Services","type":"Federal - Executive","city":"Office of the Secretary\"","state":"Washington","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Medical Countermeasures | USA Public Health Security"},{"domain":"nicsezcheckfbi.gov","name":"Department of Justice","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"FBI NICS E-Check System - Welcome Page"},{"domain":"ppdcecc.gov","name":"United States House of Representatives","type":"Federal - Legislative","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"CECC PPD - CECC Political Prisoner Database"},{"domain":"realestatesales.gov","name":"General Services Administration","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Real Estate Sales Home Page"},{"domain":"savingsbond.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"savingsbonds.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"treasurydirect.gov","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Savings Bonds: About — TreasuryDirect"},{"domain":"savingsbondwizard.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"sciencebase.gov","name":"Department of the Interior","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":""},{"domain":"slgs.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"taaps.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"together.gov","name":"Department of Homeland Security","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Family Reunification | together.gov"},{"domain":"treasuryauctions.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"treasurydirect.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home — TreasuryDirect"},{"domain":"treasuryhunt.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"www.treasurydirect.gov","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Treasury Hunt® — TreasuryDirect"},{"domain":"treasuryscams.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"treasurydirect.gov","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Frauds, Phonies, &amp; Scams — TreasuryDirect"},{"domain":"uscongress.gov","name":"Library of Congress","type":"Federal - Legislative","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":403,"final_host":"www.congress.gov","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Just a moment..."},{"domain":"vote.gov","name":"Election Assistance Commission","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":403,"final_host":"","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Just a moment..."},{"domain":"wizard.gov","name":"Department of the Treasury","type":"Federal - Executive","city":"Washington","state":"DC","reachable":true,"http_only":false,"https_status":200,"final_host":"treasurydirect.gov","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Savings Bond Calculator — TreasuryDirect"},{"domain":"alabamabuys.gov","name":"Purchasing Division of the Department of Finance","type":"State or territory","city":"Montgomery","state":"AL","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Login: Buyer alabama"},{"domain":"azarts.gov","name":"Arizona Commission on the Arts","type":"State or territory","city":"Phoenix","state":"AZ","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":false,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":true,"title":"Home | Arizona Commission on the Arts"},{"domain":"coda18.gov","name":"\"Office of the District Attorney","type":"State or territory","city":"Col\"","state":"","reachable":true,"http_only":false,"https_status":200,"final_host":"arapahoeco.gov","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"18th Judicial District Attorney"},{"domain":"connectingcolorado.gov","name":"Colorado Department of Labor and Employment","type":"State or territory","city":"Denver","state":"CO","reachable":true,"http_only":false,"https_status":200,"final_host":"myservices.connectingcolorado.gov","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Title of the document"},{"domain":"devazdot.gov","name":"Arizona Department of Transportation","type":"State or territory","city":"Phoenix","state":"AZ","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home | ADOT"},{"domain":"employnv.gov","name":"\"State of Nevada","type":"State or territory","city":"","state":"Carson City","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"EmployNV | Nevada's Largest Job Database"},{"domain":"fdacs.gov","name":"Florida Department of Agriculture and Consumer Services","type":"State or territory","city":"Tallahassee","state":"FL","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home - Florida Department of Agriculture &amp; Consumer Services"},{"domain":"flcourts.gov","name":"Office of Information Technology","type":"State or territory","city":"Tallahassee","state":"FL","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":true,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Florida Courts"},{"domain":"fldoah.gov","name":"Florida Division of Administrative Hearings","type":"State or territory","city":"Tallahassee","state":"FL","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home Page - DOAH - Florida"},{"domain":"floridalobbyist.gov","name":"Office of Legislative Information Technology Services","type":"State or territory","city":"Tallahassee","state":"FL","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home Page - Lobbyist Registration"},{"domain":"frames.gov","name":"University of Idaho","type":"State or territory","city":"Moscow","state":"ID","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Welcome | Fire Research and Management Exchange System"},{"domain":"hireacoloradovet.gov","name":"Colorado Dept Labor and Employment","type":"State or territory","city":"Denver","state":"CO","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":false,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Hire A Veteran"},{"domain":"iowasexoffender.gov","name":"OCIO - State of Iowa","type":"State or territory","city":"Des Moines","state":"IA","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Home page Iowa Sex Offender Registry"},{"domain":"iowaworks.gov","name":"State of Iowa - OCIO","type":"State or territory","city":"Des Moines","state":"IA","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":true,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"IowaWORKS"},{"domain":"iowaworksforveterans.gov","name":"State of Iowa - OCIO","type":"State or territory","city":"Des Moines","state":"IA","reachable":true,"http_only":false,"https_status":200,"final_host":"","hsts":true,"security_txt":"none","privacy_link":false,"accessibility_link":false,"robots_gptbot":"blocked","robots_chatgpt_user":"blocked","robots_claude_user":"blocked","llms_txt":false,"title":"Veterans Portal"}],"columns":["domain","name","type","city","state","reachable","http_only","https_status","final_host","hsts","security_txt","privacy_link","accessibility_link","robots_gptbot","robots_chatgpt_user","robots_claude_user","llms_txt","title"],"full":{"csv":"https://gov.agentexchange.work/leads/blocks-assistants.csv","json":"https://gov.agentexchange.work/leads/blocks-assistants.json","price_usdc":1,"state_csv":"https://gov.agentexchange.work/leads/blocks-assistants/state/<code>.csv","state_price_usdc":0.25,"protocol":"x402","network":"base","manifest":"https://gov.agentexchange.work/.well-known/x402"}}