Check-Host.cc

Domain

javascript.com

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

Run a live full scan of javascript.com

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

DNS Records

A
104.17.247.120, 104.17.248.120
AAAA
2606:4700::6811:f778, 2606:4700::6811:f878
MX
1 aspmx.l.google.com, 10 aspmx2.googlemail.com, 10 aspmx3.googlemail.com, 5 alt1.aspmx.l.google.com, 5 alt2.aspmx.l.google.com
NS
lex.ns.cloudflare.com, meg.ns.cloudflare.com
TXT
browserstack-domain-verification=f2cafb05-8936-4b07-8608-23e62638ad07, google-site-verification=aGX7hHkPXaGDdUWc0IhzBfzP8-wP9i_u85OtVhrT_bc
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: cdnjavascript.com
Issuer: Sectigo Public Server Authentication CA DV R36
SANs: cdnjavascript.com, www.cdnjavascript.com
Subject: 30daysofvanillajavascript.com
Issuer: E8
SANs: 30daysofvanillajavascript.com, www.30daysofvanillajavascript.com

IPs Citing This Domain

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

167.172.75.227:80 href · ×1

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
AAAA 2606:4700::6811:f778 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
TXT google-site-verification=aGX7hHkPXaGDdUWc0IhzBfzP8-wP9i_u85OtVhrT_bc 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
TXT browserstack-domain-verification=f2cafb05-8936-4b07-8608-23e62638ad07 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
NS meg.ns.cloudflare.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
MX 10 aspmx3.googlemail.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
NS lex.ns.cloudflare.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
MX 10 aspmx2.googlemail.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
A 104.17.248.120 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
MX 5 alt2.aspmx.l.google.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
AAAA 2606:4700::6811:f878 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
MX 1 aspmx.l.google.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
MX 5 alt1.aspmx.l.google.com 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289
A 104.17.247.120 2026-07-25 11:37:35.289 2026-07-25 11:37:35.289