Check-Host.cc

Domain

rfxdev.com

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

Run a live full scan of rfxdev.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
100.50.228.171, 100.51.136.166, 100.56.58.147, 100.57.121.250, 18.215.51.32, 44.218.147.237, 44.221.113.36, 52.45.26.186
AAAA
MX
NS
ns-1203.awsdns-22.org, ns-1581.awsdns-05.co.uk, ns-374.awsdns-46.com, ns-987.awsdns-59.net
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

Subject: *.rfxdev.com
Issuer: Amazon RSA 2048 M01
SANs: *.rfxdev.com
Subject: *.rfxdev.com
Issuer: Go Daddy Secure Certificate Authority - G2
SANs: *.rfxdev.com, rfxdev.com
Subject: *.rfxdev.com
Issuer: Amazon RSA 2048 M01
SANs: *.rfxdev.com

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.

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 ns-987.awsdns-59.net 2026-06-15 01:07:50.467 2026-06-23 07:07:15.915
A 44.221.113.36 2026-06-15 01:07:50.467 2026-06-19 05:25:48.550
A 100.57.121.250 2026-06-15 01:07:50.467 2026-06-22 05:21:18.266
A 54.227.245.111 2026-06-15 01:07:50.467 2026-06-15 01:07:50.467
NS ns-1203.awsdns-22.org 2026-06-15 01:07:50.467 2026-06-23 07:07:15.915
NS ns-374.awsdns-46.com 2026-06-15 01:07:50.467 2026-06-23 07:07:15.915
NS ns-1581.awsdns-05.co.uk 2026-06-15 01:07:50.467 2026-06-23 07:07:15.915
A 100.51.136.166 2026-06-15 01:07:50.467 2026-06-15 01:07:50.467
A 100.56.58.147 2026-06-15 01:07:50.467 2026-06-19 05:25:48.550
A 44.218.147.237 2026-06-15 01:07:50.467 2026-06-19 05:25:48.550
A 18.215.51.32 2026-06-19 05:25:48.550 2026-06-22 05:21:18.266
A 52.45.26.186 2026-06-19 05:25:48.550 2026-06-22 05:21:18.266
A 54.224.167.177 2026-06-22 05:21:18.266 2026-06-22 05:21:18.266
A 100.50.228.171 2026-06-22 05:21:18.266 2026-06-22 05:21:18.266
A 54.83.183.1 2026-06-22 05:21:18.266 2026-06-22 05:21:18.266