Check-Host.cc
Domain

400fg.com

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

Run a live full scan of 400fg.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
12
A/AAAA targets
Subdomains
4
CT + scan + body
Record Types
3
seen in DNS
Observed Certs
2
in our scans

DNS Records

A
104.21.15.66, 172.67.161.197, 188.114.96.0, 188.114.96.3, 188.114.97.0, 188.114.97.3
AAAA
2606:4700:3031::6815:f42, 2606:4700:3033::ac43:a1c5, 2a06:98c1:3120::, 2a06:98c1:3120::3, 2a06:98c1:3121::, 2a06:98c1:3121::3
MX
NS
ian.ns.cloudflare.com, stevie.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

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

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

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

186.243.74.159:80 href · ×2
186.243.77.232:80 href · ×2
186.243.77.199:80 href · ×2
186.243.77.245:80 href · ×2
186.243.76.108:80 href · ×2
186.243.74.141:80 href · ×2
186.243.77.203:80 href · ×2
186.243.77.236:80 href · ×2
186.243.76.91:80 href · ×2
186.243.79.79:80 href · ×2
186.243.76.79:80 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.

CT-Log Evidence

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

3e2c8344e8ee0fe7… google · xenon2026h2
Subject: 400fg.com
Issuer: YE2
SANs: *.400fg.com, 400fg.com
Valid: 2026-08-23 22:37:00 → 2026-11-21 22:36:59
6813ae05f0ff6f20… google · xenon2026h2
Subject: 400fg.com
Issuer: WE1
SANs: 400fg.com, *.400fg.com
Valid: 2026-08-21 17:09:50 → 2026-11-18 13:34:28

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
AAAA 2606:4700:3031::6815:f42 2026-05-26 04:46:48.284 2026-05-27 13:38:17.067
NS stevie.ns.cloudflare.com 2026-05-26 04:46:48.284 2026-08-24 06:45:50.315
A 172.67.161.197 2026-05-26 04:46:48.284 2026-08-24 00:09:50.322
A 104.21.15.66 2026-05-26 04:46:48.284 2026-08-24 00:09:50.322
AAAA 2606:4700:3033::ac43:a1c5 2026-05-26 04:46:48.284 2026-05-27 13:38:17.067
NS ian.ns.cloudflare.com 2026-05-26 04:46:48.284 2026-08-24 06:45:50.315
AAAA 2a06:98c1:3121::3 2026-05-26 05:47:23.589 2026-08-24 06:45:50.315
AAAA 2a06:98c1:3120::3 2026-05-26 05:47:23.589 2026-08-24 06:45:50.315
A 188.114.97.3 2026-05-26 10:36:26.471 2026-08-21 19:42:49.742
A 188.114.96.3 2026-05-26 10:36:26.471 2026-08-21 19:42:49.742
A 188.114.96.0 2026-08-21 05:20:50.118 2026-08-24 06:45:50.315
A 188.114.97.0 2026-08-21 05:20:50.118 2026-08-24 06:45:50.315
AAAA 2a06:98c1:3120:: 2026-08-24 00:09:50.322 2026-08-24 00:09:50.322
AAAA 2a06:98c1:3121:: 2026-08-24 00:09:50.322 2026-08-24 00:09:50.322