Check-Host.cc

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

api.dev.core.primer.io

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

DNS Check HTTP Check Run Full Scan .io TLD

Run a live full scan of api.dev.core.primer.io

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
12
A/AAAA targets
Subdomains
—
CT + scan + body
Record Types
1
seen in DNS
Observed Certs
1
in our scans

DNS Records

A
18.239.18.123, 18.239.18.128, 18.239.18.6, 18.239.18.95, 18.245.31.56, 18.245.31.6, 18.245.31.67, 18.245.31.9
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

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

54.194.241.221:443 3a9241c83c7c…
Subject: *.api.dev.core.primer.io
Issuer: Amazon RSA 2048 M04
SANs: *.api.dev.core.primer.io
108.132.63.44:443 32d6f84966c9…
Subject: network-token-notifications.api.dev.core.primer.io
Issuer: Amazon RSA 2048 M04
SANs: network-token-notifications.api.dev.core.primer.io
18.202.208.190:443 32d6f84966c9…
Subject: network-token-notifications.api.dev.core.primer.io
Issuer: Amazon RSA 2048 M04
SANs: network-token-notifications.api.dev.core.primer.io
54.247.191.24:443 3a9241c83c7c…
Subject: *.api.dev.core.primer.io
Issuer: Amazon RSA 2048 M04
SANs: *.api.dev.core.primer.io

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.

c5d72aad867fa02f… google · argon2026h2
Subject: api.dev.core.primer.io
Issuer: Amazon RSA 2048 M02
SANs: api.dev.core.primer.io
Valid: 2025-08-24 00:00:00 → 2026-09-22 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 18.245.31.9 2026-05-27 00:13:06.125 2026-05-27 00:13:06.125
A 18.245.31.56 2026-05-27 00:13:06.125 2026-05-27 00:13:06.125
A 18.245.31.6 2026-05-27 00:13:06.125 2026-05-27 00:13:06.125
A 18.245.31.67 2026-05-27 00:13:06.125 2026-05-27 00:13:06.125
A 65.8.131.41 2026-06-05 23:32:47.260 2026-06-05 23:32:47.260
A 65.8.131.88 2026-06-05 23:32:47.260 2026-06-05 23:32:47.260
A 65.8.131.83 2026-06-05 23:32:47.260 2026-06-05 23:32:47.260
A 65.8.131.25 2026-06-05 23:32:47.260 2026-06-05 23:32:47.260
A 18.239.18.123 2026-06-22 23:35:40.386 2026-06-22 23:35:40.386
A 18.239.18.6 2026-06-22 23:35:40.386 2026-06-22 23:35:40.386
A 18.239.18.128 2026-06-22 23:35:40.386 2026-06-22 23:35:40.386
A 18.239.18.95 2026-06-22 23:35:40.386 2026-06-22 23:35:40.386