Check-Host.cc

Domain

3rr.com

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

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

DNS Records

A
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

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.

f8f9b8aeb68d04b2… google · argon2026h2
Subject: 3rr.com
Issuer: Amazon RSA 2048 M01
SANs: 3rr.com
Valid: 2025-09-29 00:00:00 → 2026-10-28 23:59:59
ffc8d7ad746290d6… google · argon2026h2
Subject: 3rr.com
Issuer: Amazon RSA 2048 M01
SANs: 3rr.com
Valid: 2025-09-29 00:00:00 → 2026-10-28 23:59:59

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
A 18.239.105.128 2026-05-31 18:44:51.117 2026-07-14 19:59:57.881
A 18.239.105.48 2026-05-31 18:44:51.117 2026-07-14 19:59:57.881
NS ns-290.awsdns-36.com 2026-05-31 18:44:51.117 2026-07-14 20:14:55.325
A 18.239.105.70 2026-05-31 18:44:51.117 2026-07-14 19:59:57.881
NS ns-1734.awsdns-24.co.uk 2026-05-31 18:44:51.117 2026-07-14 20:14:55.325
NS ns-688.awsdns-22.net 2026-05-31 18:44:51.117 2026-07-14 20:14:55.325
NS ns-1311.awsdns-35.org 2026-05-31 18:44:51.117 2026-07-14 20:14:55.325
A 18.239.105.22 2026-05-31 18:44:51.117 2026-07-14 19:59:57.881
TXT google-site-verification=wB-takB7GflVboFC7vhqR6K1lx8a8KLASlXx_ldVjQM 2026-05-31 18:44:51.117 2026-07-14 20:14:55.325
A 108.138.7.117 2026-06-01 17:00:51.427 2026-06-26 01:55:32.249
A 108.138.7.83 2026-06-01 17:00:51.427 2026-06-26 01:55:32.249
A 108.138.7.35 2026-06-01 17:00:51.427 2026-06-26 01:55:32.249
A 108.138.7.84 2026-06-01 17:00:51.427 2026-06-26 01:55:32.249
A 18.245.199.66 2026-06-01 19:21:06.276 2026-06-04 20:04:35.393
A 18.245.199.61 2026-06-01 19:21:06.276 2026-06-04 20:04:35.393
A 18.245.199.123 2026-06-01 19:21:06.276 2026-06-04 20:04:35.393
A 18.245.199.34 2026-06-01 19:21:06.276 2026-06-04 20:04:35.393
A 143.204.55.13 2026-06-04 18:25:28.246 2026-06-04 19:39:32.498
A 143.204.55.67 2026-06-04 18:25:28.246 2026-06-04 19:39:32.498
A 143.204.55.92 2026-06-04 18:25:28.246 2026-06-04 19:39:32.498
A 143.204.55.45 2026-06-04 18:25:28.246 2026-06-04 19:39:32.498
A 108.138.217.23 2026-06-04 18:29:34.845 2026-06-04 18:52:01.324
A 108.138.217.97 2026-06-04 18:29:34.845 2026-06-04 18:52:01.324
A 108.138.217.47 2026-06-04 18:29:34.845 2026-06-04 18:52:01.324
A 108.138.217.122 2026-06-04 18:29:34.845 2026-06-04 18:52:01.324
A 52.85.185.110 2026-06-05 12:29:23.733 2026-06-25 21:27:15.608
A 52.85.185.76 2026-06-05 12:29:23.733 2026-06-25 21:27:15.608
A 52.85.185.92 2026-06-05 12:29:23.733 2026-06-25 21:27:15.608
A 52.85.185.40 2026-06-05 12:29:23.733 2026-06-25 21:27:15.608
A 18.66.192.48 2026-06-05 12:38:51.515 2026-06-05 12:38:51.515
A 18.66.192.115 2026-06-05 12:38:51.515 2026-06-05 12:38:51.515
A 18.66.192.94 2026-06-05 12:38:51.515 2026-06-05 12:38:51.515
A 18.66.192.106 2026-06-05 12:38:51.515 2026-06-05 12:38:51.515
A 3.174.98.98 2026-06-05 15:20:24.997 2026-06-05 15:20:24.997
A 3.174.98.53 2026-06-05 15:20:24.997 2026-06-05 15:20:24.997
A 3.174.98.97 2026-06-05 15:20:24.997 2026-06-05 15:20:24.997
A 3.174.98.102 2026-06-05 15:20:24.997 2026-06-05 15:20:24.997
A 3.174.255.20 2026-06-25 08:54:37.714 2026-06-25 08:54:37.714
A 3.174.255.100 2026-06-25 08:54:37.714 2026-06-25 08:54:37.714
A 3.174.255.126 2026-06-25 08:54:37.714 2026-06-25 08:54:37.714
A 3.174.255.16 2026-06-25 08:54:37.714 2026-06-25 08:54:37.714
A 54.240.174.92 2026-06-25 17:36:00.067 2026-06-25 17:36:00.067
A 54.240.174.8 2026-06-25 17:36:00.067 2026-06-25 17:36:00.067
A 54.240.174.51 2026-06-25 17:36:00.067 2026-06-25 17:36:00.067
A 54.240.174.106 2026-06-25 17:36:00.067 2026-06-25 17:36:00.067