Check-Host.cc
Domain

2dfirm.com

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

Run a live full scan of 2dfirm.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
6
CT + scan + body
Record Types
4
seen in DNS
Observed Certs
1
in our scans

DNS Records

A
146.88.239.53
AAAA
MX
0 mail.2dfirm.com
NS
nsa.n0c.com, nsb.n0c.com, nsc.n0c.com
TXT
v=spf1 a mx ip4:146.88.239.53 ~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

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

Subdomain Resolves to Last seen
2dfirm.com 2026-08-14 12:46:45.569
mail.2dfirm.com 2026-08-14 12:46:45.569
www.2dfirm.com 2026-08-14 12:46:45.569

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.

b53a539d4cdff434… digicert · wyvern2026h2
Subject: 2dfirm.com
Issuer: YE1
SANs: 2dfirm.com, mail.2dfirm.com, www.2dfirm.com
Valid: 2026-08-14 10:04:05 → 2026-11-12 10:04:04

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 nsb.n0c.com 2026-07-22 18:09:12.423 2026-08-14 12:46:45.569
A 146.88.239.53 2026-07-22 18:09:12.423 2026-08-14 12:46:45.569
NS nsa.n0c.com 2026-07-22 18:09:12.423 2026-08-14 12:46:45.569
TXT v=spf1 a mx ip4:146.88.239.53 ~all 2026-07-22 18:09:12.423 2026-08-14 12:46:45.569
MX 0 mail.2dfirm.com 2026-07-22 18:09:12.423 2026-08-14 12:46:45.569
NS nsc.n0c.com 2026-07-22 18:09:12.423 2026-08-14 12:46:45.569