Check-Host.cc

Domain

mail.domain.com

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

Run a live full scan of mail.domain.com

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

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Hosting IPs
1
A/AAAA targets
Subdomains
CT + scan + body
Record Types
1
seen in DNS
Observed Certs
in our scans

DNS Records

A
72.5.54.21
AAAA
MX
NS
TXT
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: domain.com
Issuer: domain.com
SANs: autodiscover.domain.com, cpanel.domain.com, cpcalendars.domain.com, cpcontacts.domain.com, domain.com, mail.domain.com, webdisk.domain.com, webmail.domain.com, www.domain.com
Subject: domain.com
Issuer: domain.com
SANs: cpanel.domain.com, cpcalendars.domain.com, cpcontacts.domain.com, domain.com, mail.domain.com, webdisk.domain.com, webmail.domain.com, whm.domain.com, www.domain.com
Subject: mail.yayanpz.ru
Issuer: npz-SNPZVDC01-CA-1
SANs: AutoDiscover.nhs-kuzbass.local, AutoDiscover.nhs-kuzbass.ru, AutoDiscover.oilstonrus.ru, autodiscover.yayanpz.ru, mail.domain.com, mail.yayanpz.ru, mail01.yayanpz.ru, mail02.yayanpz.ru, nhs-kuzbass.local, nhs-kuzbass.ru, oilstonrus.ru, snpzvexch01.npz.nhs-kuzbass.local, snpzvexch02.npz.nhs-kuzbass.local, yayanpz.ru
Subject: webmail.domain.com
Issuer: webmail.domain.com
SANs: webmail.domain.com
Subject: domain.com
Issuer: domain.com
SANs: domain.com, mail.domain.com, www.domain.com

IPs Citing This Domain

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

152.69.226.27:443 href · ×2

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

Domain timeline pending

Passive-DNS history accumulates as our forward-DNS crawler observes A/AAAA/MX/NS/TXT records over time.