Check-Host.cc

Domain

testdomain.com

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

Run a live full scan of testdomain.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
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
13.248.169.48, 76.223.54.146
AAAA
MX
NS
ns1.namefind.com, ns2.namefind.com
TXT
v=spf1 -all
CNAME
CAA

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: johnniestestdomain.com
Issuer: WE1
SANs: *.johnniestestdomain.com, johnniestestdomain.com
Subject: reports.fouadtestdomain.com
Issuer: YR1
SANs: reports.fouadtestdomain.com
Subject: api.livetestdomain.com
Issuer: E7
SANs: api.livetestdomain.com, www.api.livetestdomain.com
Subject: *.testdomain.com
Issuer: apps-zimbra101.zimbradev.com
SANs: *.testdomain.com, apps-zimbra101.zimbradev.com
Subject: testdomain.com
Issuer: testdomain.com
SANs: testdomain.com
Subject: dummytestdomain.com
Issuer: dummytestdomain.com
SANs: autodiscover.dummytestdomain.com, cpanel.dummytestdomain.com, cpcalendars.dummytestdomain.com, cpcontacts.dummytestdomain.com, dummytestdomain.com, mail.dummytestdomain.com, webdisk.dummytestdomain.com, webmail.dummytestdomain.com, whm.dummytestdomain.com, www.dummytestdomain.com
Subject: *.mar1.devtestdomain.com
Issuer: R3
SANs: *.mar1.devtestdomain.com, *.mar2.devtestdomain.com, *.qa1.devtestdomain.com, *.qa2.devtestdomain.com, *.qa21.devtestdomain.com, *.qa22.devtestdomain.com, devtestdomain.com
Subject: *.hcwtestdomain.com
Issuer: Amazon RSA 2048 M04
SANs: *.hcwtestdomain.com
Subject: testdomain.com
Issuer: testdomain.com
SANs: autodiscover.testdomain.com, cpanel.testdomain.com, cpcalendars.testdomain.com, cpcontacts.testdomain.com, mail.testdomain.com, testdomain.com, webdisk.testdomain.com, webmail.testdomain.com, www.testdomain.com
Subject: wbtestdomain.com
Issuer: R13
SANs: mail.wbtestdomain.com, wbtestdomain.com, www.wbtestdomain.com
Subject: *.thinkwhaletestdomain.com
Issuer: Amazon RSA 2048 M02
SANs: *.thinkwhaletestdomain.com, thinkwhaletestdomain.com
Subject: server-691032.testdomain272726testdomain.com
Issuer: R13
SANs: autoconfig.server-691032.testdomain272726testdomain.com, autodiscover.server-691032.testdomain272726testdomain.com, cpanel.server-691032.testdomain272726testdomain.com, cpcalendars.server-691032.testdomain272726testdomain.com, cpcontacts.server-691032.testdomain272726testdomain.com, ipv6.server-691032.testdomain272726testdomain.com, mail.server-691032.testdomain272726testdomain.com, server-691032.testdomain272726testdomain.com, webdisk.server-691032.testdomain272726testdomain.com, webmail.server-691032.testdomain272726testdomain.com, whm.server-691032.testdomain272726testdomain.com, www.server-691032.testdomain272726testdomain.com
Subject: testdomain.com
Issuer: testdomain.com
SANs: testdomain.com
Subject: reports.fouadtestdomain.com
Issuer: R13
SANs: reports.fouadtestdomain.com
Subject: bryanstestdomain.com
Issuer: E7
SANs: bryanstestdomain.com, www.bryanstestdomain.com
Subject: testdomain.com
Issuer: testdomain.com
SANs: autodiscover.testdomain.com, cpanel.testdomain.com, cpcalendars.testdomain.com, cpcontacts.testdomain.com, mail.testdomain.com, testdomain.com, webdisk.testdomain.com, webmail.testdomain.com, www.testdomain.com
Subject: apptestdomain.com
Issuer: Amazon RSA 2048 M01
SANs: *.apptestdomain.com, apptestdomain.com
Subject: api.mbtestdomain.com
Issuer: E8
SANs: api.mbtestdomain.com, files.mbtestdomain.com
Subject: apptestdomain.com
Issuer: Amazon RSA 2048 M01
SANs: *.apptestdomain.com, apptestdomain.com
Subject: coin.kunotestdomain.com
Issuer: E7
SANs: coin.kunotestdomain.com
Subject: *.thinkwhaletestdomain.com
Issuer: Amazon RSA 2048 M02
SANs: *.thinkwhaletestdomain.com, thinkwhaletestdomain.com

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

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.

Origin IP Origin ASN CDN ASN Confidence Reasoning
72.167.34.173 AS398101 AS16509 95% cert 775a94f5… served by 72.167.34.173 (AS398101) carries SAN autodiscover.testdomain.com which currently resolves through Amazon (AS16509) at 76.223.54.146, 13.248.169.48
95.111.236.154 AS51167 AS16509 95% cert 48da9bd9… served by 95.111.236.154 (AS51167) carries SAN testdomain.com which currently resolves through Amazon (AS16509) at 76.223.54.146, 13.248.169.48

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 v=spf1 -all 2026-05-26 12:37:21.914 2026-07-21 20:53:02.604
NS ns1.namefind.com 2026-05-26 12:37:21.914 2026-07-21 20:53:02.604
A 76.223.54.146 2026-05-26 12:37:21.914 2026-07-21 20:53:02.604
A 13.248.169.48 2026-05-26 12:37:21.914 2026-07-21 20:53:02.604
NS ns2.namefind.com 2026-05-26 12:37:21.914 2026-07-21 20:53:02.604