Check-Host.cc

Domain

0321.eu.org

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

Run a live full scan of 0321.eu.org

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
1.1.1.1
AAAA
2000::
MX
NS
hayes.ns.cloudflare.com, nina.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
0321.eu.org 2026-06-21 12:03:25.460

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.

382e2f2cf6d451e4… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: WE1
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-12-26 21:23:59 → 2026-03-26 22:23:39
80e1fcc3f3efb9e5… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-12-21 00:00:00 → 2026-03-21 09:01:39
995331bfcd58d095… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-12-21 00:00:00 → 2026-03-21 09:01:39
0d34543b0c7fb7b9… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: WE1
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-12-01 07:24:10 → 2026-03-01 08:22:56
66cd00bb3f62a145… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-10-25 00:00:00 → 2026-01-21 06:58:55
9926d81aa7902125… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: Sectigo Public Server Authentication CA DV E36
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-10-25 00:00:00 → 2026-01-21 06:58:55
a88ec465d92c4cab… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: WE1
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-10-03 06:52:22 → 2026-01-01 07:49:50
d595b6f89c4e3697… sectigo · elephant2026h1
Subject: 0321.eu.org
Issuer: WE1
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-10-03 06:52:22 → 2026-01-01 07:49:50
d595b6f89c4e3697… google · xenon2026h1
Subject: 0321.eu.org
Issuer: WE1
SANs: 0321.eu.org, *.0321.eu.org
Valid: 2025-10-03 06:52:22 → 2026-01-01 07:49:50

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 1.1.1.1 2026-06-21 12:03:25.460 2026-06-21 12:03:25.460
AAAA 2000:: 2026-06-21 12:03:25.460 2026-06-21 12:03:25.460
NS hayes.ns.cloudflare.com 2026-06-21 12:03:25.460 2026-06-21 12:03:25.460
NS nina.ns.cloudflare.com 2026-06-21 12:03:25.460 2026-06-21 12:03:25.460