Check-Host.cc
Try 1.1.1.1 AS13335 check-host.cc /country/de /tld/cc
Domain

402267604.workers.dev

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

DNS Check HTTP Check Run Full Scan .dev TLD

Run a live full scan of 402267604.workers.dev

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
4
A/AAAA targets
Subdomains
3
CT + scan + body
Record Types
1
seen in DNS
Observed Certs
5
in our scans

DNS Records

A
—
AAAA
—
MX
—
NS
brianna.ns.cloudflare.com, jimmy.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.

Subdomain Resolves to Last seen
rfai.402267604.workers.dev
104.21.66.214 2606:4700:3035::6815:42d6 2606:4700:3036::ac43:a463 172.67.164.99
2026-08-09 13:42:46.032
402267604.workers.dev DNS pending —

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.

60353c4e43fadae6… google · argon2026h2
Subject: 402267604.workers.dev
Issuer: WE1
SANs: 402267604.workers.dev, *.rfai.402267604.workers.dev
Valid: 2026-08-07 12:44:15 → 2026-11-05 13:43:53
5a9f3832b9f3cfd4… google · argon2026h2
Subject: 402267604.workers.dev
Issuer: WR1
SANs: 402267604.workers.dev, *.rfai.402267604.workers.dev
Valid: 2026-08-07 12:43:47 → 2026-11-05 13:43:44
7e84d2e116097f5e… google · xenon2026h2
Subject: 402267604.workers.dev
Issuer: WE1
SANs: 402267604.workers.dev, *.rfai.402267604.workers.dev
Valid: 2026-08-07 12:15:57 → 2026-11-05 13:15:42
0d4dab2e05615e92… google · argon2026h2
Subject: 402267604.workers.dev
Issuer: WR1
SANs: 402267604.workers.dev, *.rfai.402267604.workers.dev
Valid: 2026-08-07 12:15:35 → 2026-11-05 13:12:51
abfae1bdea6ac532… google · xenon2026h2
Subject: 402267604.workers.dev
Issuer: YE1
SANs: *.402267604.workers.dev, 402267604.workers.dev
Valid: 2026-08-06 21:37:30 → 2026-11-04 21:37:29

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 jimmy.ns.cloudflare.com 2026-07-26 01:00:40.135 2026-08-09 13:42:46.032
NS brianna.ns.cloudflare.com 2026-07-26 01:00:40.135 2026-08-09 13:42:46.032