Reports / chatgpt.com

chatgpt.com

Generated 2026-10-03 07:00 UTC Refresh data

We found 85 subdomains of chatgpt.com in certificate transparency logs, passive DNS and DNS brute force, including api.chatgpt.com, app.chatgpt.com and account.chatgpt.com. chatgpt.com is registered with MarkMonitor Inc. since 2022-11-30 and expires 2026-11-30. Its SSL certificate from Google Trust Services expires in 77 days. For email it has an SPF record, DMARC set to reject and DKIM keys on 29 common selectors.

Registration: MarkMonitor Inc.Since 2022-11-30 · expires 2026-11-30
SSL certificate: 77 days leftGoogle Trust Services
Subdomains: 85 foundChecking which are live…
Email authentication: SPF, DMARC, DKIMDMARC policy: reject

DNS records

6 of 7 types

GET/domain/chatgpt.com/dns

A2	172.64.155.209 104.18.32.47
AAAA2	2a06:98c1:3101::6812:202f 2606:4700:4408::ac40:9bd1
MX3	82 route3.mx.cloudflare.net. 23 route1.mx.cloudflare.net. 38 route2.mx.cloudflare.net.
TXT8	"google-site-verification=HJikIAHI_Z6zkRXg-TWAceem39v2AhOSwPwUWaTNt9E" "google-site-verification=qz8yKZH1f2h4Dl7S-nRAo0immoInmiosRhyjUxXuUOs" "google-site-verification=rZodbEw8Hlw3gg7Z7mxkmQUNPnO_1khlohRX5D6qeUo" "google-site-verification=u3JFUrrlvyiaVlGsdIRMgmuvDluR6gC-TIPBEQLbl8c" "google-site-verification=vHr-4wFDXLd3wze6i0YimpiGHC1u0Hy3x1dGAiyeHWs" "v=spf1 include:_spf.mx.cloudflare.net -all" "cerner-client-id=ff69e1b6-5936-420e-92dd-f14f67869424" "google-site-verification=3p_zWfTXlQ4Mbxvq51ylW59LjgneYCB_vXpS-DLIEwM"
NS2	savanna.ns.cloudflare.com. hassan.ns.cloudflare.com.
CAA	No CAA records
SOA1	hassan.ns.cloudflare.com. dns.cloudflare.com. 2416364369 10000 2400 604800 1800

Live lookup, cached up to 5 min.

WHOIS / RDAP

via rdap.org

GET/domain/chatgpt.com/whois

Registrar: MarkMonitor Inc.
Registered: 2022-11-30
Expires: 2026-11-30
Last updated: 2024-10-17
Registry handle: 2741883935_DOMAIN_COM-VRSN
Nameservers: hassan.ns.cloudflare.comsavanna.ns.cloudflare.com
Status: client delete prohibitedclient transfer prohibitedclient update prohibitedserver delete prohibitedserver transfer prohibitedserver update prohibited

RDAP with port-43 WHOIS fallback, cached up to 1 h.

SSL certificate

Valid, 77 days left

GET/domain/chatgpt.com/ssl

Issuer: Google Trust ServicesCN=WE1,O=Google Trust Services,C=US
Subject: chatgpt.com
Valid from: 2026-09-20 20:31 UTC
Valid until: 2026-12-19 21:31 UTC
Serial number: 23665587607472574353693553550843600835
Names covered (3): chatgpt.comamb-staging.chatgpt.com*.amb-staging.chatgpt.com

Live TLS handshake on port 443, cached up to 6 h.

Subdomains

85 found

GET/domain/chatgpt.com/subdomains

Slow sources are still finishing. This list updates by itself.

2fwww.chatgpt.com
ab.chatgpt.com
account.chatgpt.com
ads.chatgpt.com
amb-staging.chatgpt.com
api-free.chatgpt.com
api.chatgpt.com
app.chatgpt.com
atlas.chatgpt.com
bing.chatgpt.com
cdn.chatgpt.com
chat.chatgpt.com
chatgpt-async-webps-prod-centralus-0.chatgpt.com
chatgpt-async-webps-prod-centralus-1.chatgpt.com
chatgpt-async-webps-prod-centralus-2.chatgpt.com
chatgpt-async-webps-prod-centralus-3.chatgpt.com
chatgpt-async-webps-prod-centralus-4.chatgpt.com
chatgpt-async-webps-prod-centralus-5.chatgpt.com
chatgpt-async-webps-prod-eastus-0-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-eastus-0.chatgpt.com
chatgpt-async-webps-prod-eastus-1.chatgpt.com
chatgpt-async-webps-prod-eastus-2-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-eastus-2.chatgpt.com
chatgpt-async-webps-prod-eastus-3-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-eastus-3.chatgpt.com
chatgpt-async-webps-prod-eastus-4.chatgpt.com
chatgpt-async-webps-prod-eastus-5-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-eastus-5.chatgpt.com
chatgpt-async-webps-prod-southcentralus-0.chatgpt.com
chatgpt-async-webps-prod-southcentralus-1.chatgpt.com
chatgpt-async-webps-prod-southcentralus-2.chatgpt.com
chatgpt-async-webps-prod-southcentralus-3.chatgpt.com
chatgpt-async-webps-prod-southcentralus-4.chatgpt.com
chatgpt-async-webps-prod-southcentralus-5.chatgpt.com
chatgpt-async-webps-prod-westus-0.chatgpt.com
chatgpt-async-webps-prod-westus-1-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-westus-1.chatgpt.com
chatgpt-async-webps-prod-westus-2-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-westus-2.chatgpt.com
chatgpt-async-webps-prod-westus-3-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-westus-3.chatgpt.com
chatgpt-async-webps-prod-westus-4-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-westus-4.chatgpt.com
chatgpt-async-webps-prod-westus-5-9e29c0310a29a59b.chatgpt.com
chatgpt-async-webps-prod-westus-5.chatgpt.com
chatgpt-async-webps-staging-eastus-0.chatgpt.com
chatgpt-async-webps-staging-southcentralus-0.chatgpt.com
codex-cloud-backend.chatgpt.com
codex-cloud-environments.chatgpt.com
dashboard.chatgpt.com
desktop.chatgpt.com
edge.chatgpt.com
files.chatgpt.com
gov-demo.chatgpt.com
gov.chatgpt.com
hooks-staging.chatgpt.com
http.chatgpt.com
ia.chatgpt.com
internal.chatgpt.com
jam.chatgpt.com
labs.chatgpt.com
learn.chatgpt.com
m.chatgpt.com
marketplace.chatgpt.com
ogimg.chatgpt.com
open.chatgpt.com
openapi.chatgpt.com
operator.chatgpt.com
privacy-pass-issuer.api.chatgpt.com
realtime-frontend.chatgpt.com
realtime.chatgpt.com
search.chatgpt.com
smartremote.chatgpt.com
snc.chatgpt.com
sora.chatgpt.com
status.chatgpt.com
tcr9i.chatgpt.com
tt.chatgpt.com
us.chatgpt.com
web.chatgpt.com
webrtc-staging.chatgpt.com
webrtc.chatgpt.com
ws.chatgpt.com
www.chatgpt.com
wwww.chatgpt.com

Sources: rapiddns 39 · dns-brute 2

From CT logs, passive DNS (25+ sources) and brute-force. Live means it resolves now.

Email security

GET/domain/chatgpt.com/email-security

SPF Present

v=spf1 include:_spf.mx.cloudflare.net -all

DMARC Present

p=reject

v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:tdfyvl0n@ag.us.dmarcian.com; ruf=mailto:tdfyvl0n@fr.us.dmarcian.com;

DKIM 29 found

google._domainkeyselector1._domainkeyselector2._domainkeyk1._domainkeyk2._domainkeyk3._domainkeys1._domainkeys2._domainkeysg._domainkeypm._domainkeymandrill._domainkeyklaviyo._domainkeymailgun._domainkeydefault._domainkeymail._domainkeydkim._domainkeyemail._domainkeyem._domainkeydk._domainkeysmtp._domainkeysmtp1._domainkeysmtp2._domainkeymxvault._domainkeyamazonses._domainkeyintercom._domainkeym1._domainkey20210112._domainkeydkim1._domainkeydkim2._domainkey

Show public keys

google._domainkey.chatgpt.com

v=DKIM1; p=

selector1._domainkey.chatgpt.com

v=DKIM1; p=

selector2._domainkey.chatgpt.com

v=DKIM1; p=

k1._domainkey.chatgpt.com

v=DKIM1; p=

k2._domainkey.chatgpt.com

v=DKIM1; p=

k3._domainkey.chatgpt.com

v=DKIM1; p=

s1._domainkey.chatgpt.com

v=DKIM1; p=

s2._domainkey.chatgpt.com

v=DKIM1; p=

sg._domainkey.chatgpt.com

v=DKIM1; p=

pm._domainkey.chatgpt.com

v=DKIM1; p=

mandrill._domainkey.chatgpt.com

v=DKIM1; p=

klaviyo._domainkey.chatgpt.com

v=DKIM1; p=

mailgun._domainkey.chatgpt.com

v=DKIM1; p=

default._domainkey.chatgpt.com

v=DKIM1; p=

mail._domainkey.chatgpt.com

v=DKIM1; p=

dkim._domainkey.chatgpt.com

v=DKIM1; p=

email._domainkey.chatgpt.com

v=DKIM1; p=

em._domainkey.chatgpt.com

v=DKIM1; p=

dk._domainkey.chatgpt.com

v=DKIM1; p=

smtp._domainkey.chatgpt.com

v=DKIM1; p=

smtp1._domainkey.chatgpt.com

v=DKIM1; p=

smtp2._domainkey.chatgpt.com

v=DKIM1; p=

mxvault._domainkey.chatgpt.com

v=DKIM1; p=

amazonses._domainkey.chatgpt.com

v=DKIM1; p=

intercom._domainkey.chatgpt.com

v=DKIM1; p=

m1._domainkey.chatgpt.com

v=DKIM1; p=

20210112._domainkey.chatgpt.com

v=DKIM1; p=

dkim1._domainkey.chatgpt.com

v=DKIM1; p=

dkim2._domainkey.chatgpt.com

v=DKIM1; p=

DKIM checked on 29 common selectors; custom ones can't be discovered. Cached up to 1 h.

Get this report as JSON

One call returns everything on this page. Each section is also its own endpoint.

curl "https://domain-intelligence-api.p.rapidapi.com/lookup/chatgpt.com" \
  -H "X-RapidAPI-Host: domain-intelligence-api.p.rapidapi.com" \
  -H "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY"

import requests

r = requests.get(
    "https://domain-intelligence-api.p.rapidapi.com/lookup/chatgpt.com",
    headers={
        "X-RapidAPI-Host": "domain-intelligence-api.p.rapidapi.com",
        "X-RapidAPI-Key": "YOUR_RAPIDAPI_KEY",
    },
    timeout=30,
)
print(r.json())

// Node 18+ (built-in fetch)
const res = await fetch(
  "https://domain-intelligence-api.p.rapidapi.com/lookup/chatgpt.com",
  { headers: {
      "X-RapidAPI-Host": "domain-intelligence-api.p.rapidapi.com",
      "X-RapidAPI-Key": "YOUR_RAPIDAPI_KEY",
  } }
);
console.log(await res.json());

<?php
$ch = curl_init("https://domain-intelligence-api.p.rapidapi.com/lookup/chatgpt.com");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "X-RapidAPI-Host: domain-intelligence-api.p.rapidapi.com",
    "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY",
]);
$data = json_decode(curl_exec($ch), true);
print_r($data);

1,000 requests a month free, no card Paid plans up to 5M a month ?wait=1 waits for every subdomain source to finish

Get free API key See pricing

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