Check-Host.cc

Domain

yahooinc.com

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of yahooinc.com

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

Deep-scan now
Hosting IPs
134
A/AAAA targets
Subdomains
195
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
36
in our scans

DNS Records

A
13.248.158.7, 76.223.84.192
AAAA
MX
10 mxa-00505701.gslb.pphosted.com, 10 mxb-00505701.gslb.pphosted.com
NS
ns1.yahoo.com, ns2.yahoo.com, ns3.yahoo.com, ns4.yahoo.com, ns5.yahoo.com
TXT
2480499, 8cccf21f-4999-4806-a8f3-6b5f3581fcb4, MS=E58A8B0234D7ABD68F36C697EA7240B1C083C489, MS=ms65677835, Yahoo Inc., ZOOM_verify_TwV6HY0nH8mgEjiSGGUTEx, _globalsign-domain-verification=7OMKDq6vRnc83ECo9CK_d_WsM0YU6cnubhLqk02CCq, _globalsign-domain-verification=gyKA6x1yvUwTjz8iXL2ivpLI8JIGNEOHUV0fDbg31h
CNAME
CAA
0 iodef "mailto:security@yahooinc.com", 0 issue "amazonaws.com", 0 issue "digicert.com", 0 issue "globalsign.com", 0 issue "pki.goog", 0 issue "sectigo.com"

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Subdomain enumeration pending

Every subdomain ever issued a TLS cert under this apex — extracted from Certificate Transparency logs, our own scan observations and body references.

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Subject: api.comet.yahooinc.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: api.comet.yahooinc.com
Subject: reports.yahooinc.com
Issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
SANs: *.one-reporting-prod.aws.oath.cloud, api.onereporting.aol.com, api.reports.yahooinc.com, reports.yahooinc.com
Subject: gvpc.yahooinc.com
Issuer: GlobalSign RSA OV SSL CA 2018
SANs: gvpc.ouryahoo.com, gvpc.yahooinc.com

IPs Citing This Domain

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

43.203.222.208:443 href · ×2
86.53.163.216:8443 href · ×2
154.26.186.81:443 href · ×2
43.202.33.101:8443 href · ×2
34.222.6.191:443 href · ×1
38.84.200.105:443 href · ×1
18.177.143.181:8443 href · ×1
23.80.81.116:443 href · ×1
179.253.233.21:8443 href · ×1
52.42.13.163:443 href · ×1
23.82.125.51:443 href · ×1
103.227.224.141:8443 href · ×1
154.26.186.81:8443 href · ×1
54.169.231.5:443 href · ×1
107.172.191.58:443 href · ×1
23.82.125.174:8443 href · ×1
43.202.33.101:443 href · ×1
64.186.253.147:8443 href · ×1
207.58.174.93:443 href · ×1
44.248.1.150:8443 href · ×1
43.129.30.235:443 href · ×1
23.80.81.116:8443 href · ×1
154.64.237.177:8443 href · ×1
54.250.15.129:8443 href · ×1
3.36.124.191:443 href · ×1
54.178.28.222:8443 href · ×1
43.207.112.148:443 href · ×1
43.203.222.208:8443 href · ×1
52.199.20.85:443 href · ×1
52.42.13.163:8443 href · ×1
23.82.125.51:8443 href · ×1
45.192.198.171:443 href · ×1
129.226.164.107:8443 href · ×1
124.156.118.34:8443 href · ×1
154.17.4.239:443 href · ×1
18.183.98.240:443 href · ×1
23.82.99.57:8443 href · ×1
23.82.125.174:443 href · ×1
103.227.224.6:8443 href · ×1

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
TXT google-site-verification=UkB0SkkZvjcKj-en8QcJpCJjMfgG1G4mLKmJUvXCFOw 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT loom-site-verification=ee35f919fa4c438a9fad81005833004b. 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT jamf-site-verification=Wv53qven5iXz3UH4Ep4mpQ 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
MX 10 mxa-00505701.gslb.pphosted.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT rippling-domain-verification=217697edd61756fc 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT cloudflare_dashboard_sso=aed0da9ff1938f1383459cdcea06fb64 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
CAA 0 issue "sectigo.com" 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
NS ns2.yahoo.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT docusign=d543931c-2479-4b0f-bfcf-b418e213047d 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT cisco-ci-domain-verification=7812f8a2011a39380d54214da8a029a7bf3acab5df6834c98a3b0697f05e2cf6 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:McmSiHB/BeY4IFf/d0jGoYrZPDrovXovDJdyHRwcMWY= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:6DUl1DVhGhNozG14OtAB0m4LFKBOlC8Z+12vzD4uugQ= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT docker-verification=24bb5049-88b4-47c1-8c49-633accb12614 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT remote-domain-verification=1f9ad1ca-8ede-4dc4-9221-a993c264f90c 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:6DUl1DVhGhNozG14OtAB0m4LFKBOlC8Z+12vzD4uugQ=%. 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT atlassian-domain-verification=SUUFAoCUU/UDR2ppdBHyjG4gGv6Zd88VWKUiXBOUe9iTG0JZ23q92brRWZQS/ari 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:CyEbNNYIJYxKWm1gvrNcFro4GNK+/sYlShUxbEV+8MQ= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT asv=3d4d0373db6753c0fdc32bc4086fc841 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT lucid-verification=Kqiy3QN9mJkORviC3WYI 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT MS=E58A8B0234D7ABD68F36C697EA7240B1C083C489 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:8MxJGa8e+ts0DNcXXKm8dux46XSb4E15gFLEWRtyu+k= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
MX 10 mxb-00505701.gslb.pphosted.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT atlassian-domain-verification=Aqj2sFhPdaXKuzHfHJVnoasFSVYVdbez8ftp2whI0J1jaUmUtrid54s1pLurPbiM 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
NS ns4.yahoo.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT smartsheet-site-validation=HK5OpKN99Y23CmxvQdVF3mKeoLV0REdm 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT slido-domain-verification=87b6e1fe-2406-444f-90df-2cd87a594a34 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT v=spf1 include:_spf.google.com include:_spf.salesforce.com include:mktomail.com include:spf.dynect.net ip4:74.217.49.0/25 ip4:69.25.227.128/25 ip4:107.20.210.250 ip4:107.23.16.222 ip4:52.1.14.157 ip4:54.173.83.138 ip4:162.13.248.246 ip4:162.13.248.247 ip4:5.148.32.142 ptr:yahoo.com ip4:148.163.135.35 ip4:148.163.139.55 ip4:74.217.49.0/25 ip4:69.25.227.128/25 -all 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:dyJU8dXDfjYsISYUQJLgfDB0GceZsRvskvSyJJcLzck= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT apple-domain-verification=vpPw5TgpKK4PxQHX 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT 2480499 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT nintex.600728d6c8fd0f006bec5486 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT adobe-idp-site-verification=3be11f7f03ef9d61f7c03cd40f335be094beda4e9e8b153e3a3970f776fe54f2 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT onetrust-domain-verification=0922bb94908c42e29e5ede65b8d434dc 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT openai-domain-verification=dv-39n9S2KNQc88mZLaipqMg7LX 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT globalsign-domain-verification=DB3AA443384E111D27583497E5A84779 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:4Chx8sSnta6O/b/rLTHlUF+I4wwMRWylrd1bJOuWkLU= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT teamviewer-sso-verification=dcabbe5376304609bc9e71da210aa94e 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:TMfVU9nM0r8CNkj7v48rIzd7nqJ6wH2fV6AVdbkbOAM= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT ZOOM_verify_TwV6HY0nH8mgEjiSGGUTEx 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
CAA 0 iodef "mailto:security@yahooinc.com" 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
A 76.223.84.192 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT dropbox-domain-verification=g38mz811yb0b 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT cursor-domain-verification-2rer6m=7pl4sVgpMesAlJhgYqlmBquXI 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT loom-site-verification=9d8e0ef90a954f82983f55d0422b838e 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT onetrust-domain-verification=b0e190a6bc624fb8b4d688d8650f1e60 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT MS=ms65677835 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT amazonses:pb8xvtfvzdSqz/WQomTiVRC8a3Ya8hFPl6UEffWLsB0= 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
NS ns3.yahoo.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
CAA 0 issue "digicert.com" 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
CAA 0 issue "pki.goog" 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT 8cccf21f-4999-4806-a8f3-6b5f3581fcb4 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT Yahoo Inc. 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
NS ns5.yahoo.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
NS ns1.yahoo.com 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT docusign=f324d88d-a627-44d4-886a-fae60847fbf3 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT openai-domain-verification=dv-3P72QRwaHo6U3eD3dlcolfLq 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
A 13.248.158.7 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT anthropic-domain-verification-ttcs24=EpNgCdXguPksTqTxxfY20mmzs 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
CAA 0 issue "globalsign.com" 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT _globalsign-domain-verification=7OMKDq6vRnc83ECo9CK_d_WsM0YU6cnubhLqk02CCq 2026-05-26 02:59:13.593 2026-07-28 05:58:10.644
TXT _globalsign-domain-verification=gyKA6x1yvUwTjz8iXL2ivpLI8JIGNEOHUV0fDbg31h 2026-06-23 15:40:07.222 2026-07-28 05:58:10.644
CAA 0 issue "amazonaws.com" 2026-07-15 08:01:40.607 2026-07-28 05:58:10.644