Check-Host.cc
Domain

4fitzs.com

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

Run a live full scan of 4fitzs.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
6
A/AAAA targets
Subdomains
3
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
1
in our scans

DNS Records

A
104.21.96.33, 172.67.172.63
AAAA
2606:4700:3030::ac43:ac3f, 2606:4700:3032::6815:6021, 2606:4700:3033::ac43:ac3f, 2606:4700:3036::6815:6021
MX
1 aspmx.l.google.com, 10 alt3.aspmx.l.google.com, 10 alt4.aspmx.l.google.com, 5 alt1.aspmx.l.google.com, 5 alt2.aspmx.l.google.com
NS
bob.ns.cloudflare.com, nicole.ns.cloudflare.com
TXT
CNAME
CAA
0 issue "comodoca.com", 0 issue "digicert.com; cansignhttpexchanges=yes", 0 issue "letsencrypt.org", 0 issue "pki.goog; cansignhttpexchanges=yes", 0 issue "ssl.com", 0 issuewild "comodoca.com", 0 issuewild "digicert.com; cansignhttpexchanges=yes", 0 issuewild "letsencrypt.org"

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

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.

0b3385c7a527e1af… digicert · wyvern2026h2
Subject: 4fitzs.com
Issuer: YE2
SANs: *.4fitzs.com, 4fitzs.com
Valid: 2026-08-13 06:03:52 → 2026-11-11 06:03:51

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 bob.ns.cloudflare.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
AAAA 2606:4700:3032::6815:6021 2026-06-18 05:36:56.900 2026-06-18 05:36:56.900
A 104.21.96.33 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
NS nicole.ns.cloudflare.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issue "ssl.com" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
AAAA 2606:4700:3033::ac43:ac3f 2026-06-18 05:36:56.900 2026-06-18 05:36:56.900
CAA 0 issuewild "digicert.com; cansignhttpexchanges=yes" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issuewild "ssl.com" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
MX 5 alt2.aspmx.l.google.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
MX 10 alt4.aspmx.l.google.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
MX 1 aspmx.l.google.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
A 172.67.172.63 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issue "digicert.com; cansignhttpexchanges=yes" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
MX 5 alt1.aspmx.l.google.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issuewild "comodoca.com" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issuewild "letsencrypt.org" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issuewild "pki.goog; cansignhttpexchanges=yes" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
MX 10 alt3.aspmx.l.google.com 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issue "letsencrypt.org" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issue "comodoca.com" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
CAA 0 issue "pki.goog; cansignhttpexchanges=yes" 2026-06-18 05:36:56.900 2026-08-18 22:04:45.271
AAAA 2606:4700:3030::ac43:ac3f 2026-08-18 22:04:45.271 2026-08-18 22:04:45.271
AAAA 2606:4700:3036::6815:6021 2026-08-18 22:04:45.271 2026-08-18 22:04:45.271