Check-Host.cc

Domain

gn-math.dev

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

Run a live full scan of gn-math.dev

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
154.12.247.42, 92.38.177.15
AAAA
MX
NS
dom.ns.cloudflare.com, magali.ns.cloudflare.com
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

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

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.

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.

CT-Log Evidence

Certificates from public Certificate Transparency logs whose subject or SAN names this domain — including historic certs we never observed live.

b0a715f00e822014… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E7
SANs: *.gn-math.dev, gn-math.dev
Valid: 2025-12-24 09:18:14 → 2026-03-24 09:18:13
c44b9ffefdae1936… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E7
SANs: *.gn-math.dev, gn-math.dev
Valid: 2025-12-24 09:18:14 → 2026-03-24 09:18:13
db38fd2f74d03581… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: Cloudflare TLS Issuing ECC CA 3
SANs: gn-math.dev, *.gn-math.dev
Valid: 2025-12-23 06:06:24 → 2026-03-23 06:12:36
460c06a416229068… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-12-18 03:54:14 → 2026-03-18 03:54:13
725107c5d5927501… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-12-18 03:54:14 → 2026-03-18 03:54:13
73a6cd89f7d8e6a9… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-12-12 00:17:25 → 2026-03-12 00:17:24
bf5ef93c35be36cf… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-12-12 00:17:25 → 2026-03-12 00:17:24
870d57d23a7aad6f… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E8
SANs: *.gn-math.dev, gn-math.dev
Valid: 2025-10-26 08:24:55 → 2026-01-24 08:24:54
d837f1ef0682b847… cloudflare · nimbus2026
Subject: gn-math.dev
Issuer: Cloudflare TLS Issuing ECC CA 3
SANs: gn-math.dev, *.gn-math.dev
Valid: 2025-10-25 05:43:24 → 2026-01-23 05:40:45
351a7190074aa3aa… cloudflare · nimbus2026
Subject: gn-math.dev
Issuer: Cloudflare TLS Issuing RSA CA 3
SANs: gn-math.dev, *.gn-math.dev
Valid: 2025-10-25 05:22:45 → 2026-01-23 05:30:18
5b716ce84528d60e… sectigo · elephant2026h1
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-10-13 01:15:12 → 2026-01-11 01:15:11
093075c8840fc996… cloudflare · nimbus2026
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-10-13 01:15:12 → 2026-01-11 01:15:11
5b716ce84528d60e… cloudflare · nimbus2026
Subject: gn-math.dev
Issuer: E8
SANs: gn-math.dev
Valid: 2025-10-13 01:15:12 → 2026-01-11 01:15:11

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
NS dom.ns.cloudflare.com 2026-06-03 22:21:28.970 2026-07-15 20:04:13.980
NS magali.ns.cloudflare.com 2026-06-03 22:21:28.970 2026-07-15 20:04:13.980
A 154.12.247.42 2026-06-03 22:21:28.970 2026-06-03 22:21:28.970
A 92.38.177.15 2026-06-17 10:42:56.005 2026-07-15 20:04:13.980