Check-Host.cc

Domain

j4.lc

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

Run a live full scan of j4.lc

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

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Hosting IPs
3
A/AAAA targets
Subdomains
23
CT + scan + body
Record Types
4
seen in DNS
Observed Certs
5
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.

Subdomain Resolves to Last seen
j4.lc 2026-07-30 20:00:37.993
autoconfig.j4.lc
1970-01-01 00:00:00.000
autodiscover.j4.lc
1970-01-01 00:00:00.000
bck.j4.lc
1970-01-01 00:00:00.000
bnext.j4.lc
1970-01-01 00:00:00.000
c.j4.lc
1970-01-01 00:00:00.000
check.j4.lc
1970-01-01 00:00:00.000
element.j4.lc
1970-01-01 00:00:00.000
g.j4.lc
1970-01-01 00:00:00.000
i.j4.lc 2026-06-18 00:21:23.746
ipv6onlycheese.j4.lc
1970-01-01 00:00:00.000
iss.j4.lc
1970-01-01 00:00:00.000
p-cdn.j4.lc
1970-01-01 00:00:00.000
pages.j4.lc
1970-01-01 00:00:00.000
s-wiki.j4.lc
1970-01-01 00:00:00.000

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.

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
CAA 0 issue "sectigo.com" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
AAAA 2a0f:6284:4300:101::f00b 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
NS ns1.desec.io 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
A 5.175.180.60 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
CAA 0 issue "actalis.it" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
CAA 128 iodef "mailto:jae+wadmin@iki.fi" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
CAA 0 issuewild "sectigo.com" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
CAA 0 issuewild "actalis.it" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
CAA 0 issuewild "letsencrypt.org" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
CAA 0 issue "letsencrypt.org" 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993
NS ns2.desec.org 2026-06-17 00:24:37.654 2026-07-30 20:00:37.993