Check-Host.cc

IP Address IPv4

51.79.87.115

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

Run a live full scan of 51.79.87.115

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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ASN
AS16276
OVHcloud
Country
CA
Canada
Reverse DNS
PTR
Open Ports
1
Last scan

Autonomous System

ASN
AS Name
OVHcloud
AS Type
RIR
RIPE NCC
Allocated
2001-02-15

Geolocation

Country
CA · Canada
Continent
North America
Source
MaxMind GeoLite2

Reverse DNS

PTR
Last seen

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
443 tcp https nginx/1.30.2 2026-07-21 21:43:40.000

TLS Certificates

Port 443 ee0ce897c280…
Subject: froghat.ca
Issuer: R13
SANs: butt.froghat.ca, c.froghat.ca, dice.froghat.ca, dough.froghat.ca, files.froghat.ca, fossil.froghat.ca, froghat.ca, git.froghat.ca, r.froghat.ca, s.froghat.ca, sheep.froghat.ca, simple.froghat.ca, social.froghat.ca, timer.froghat.ca, tl.froghat.ca, weme.froghat.ca, www.froghat.ca
Valid 2026-05-22 05:41:51 → 2026-08-20 05:41:50

Tech Stack

Wappalyzer fingerprinting pending

HTTP-body analysis identifies web frameworks, CMS platforms, analytics, JS libraries and server-side languages from this host.

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-leak candidates for this IP

When this IP serves a TLS cert for a domain that fronts behind a CDN, that domain surfaces here as an origin-leak candidate with a confidence score.

Multi-Vantage Check

Reachability accrued passively from real user-triggered checks across our 65+ probe nodes. Run a live check to add fresh data.

No accumulated reachability data yet

Reachability accrues from real user-triggered checks. Trigger a Ping or HTTP check from our 65+ probe nodes to contribute the first data point.

Web Pages

Port Page title Status Flags
443 froghat.ca 200

Threat Intelligence

No threat-intel matches

This IP doesn't appear in any of the feeds we mirror (Tor exits, FireHOL Level 1-3, Spamhaus DROP/EDROP, URLhaus, OpenPhish). Absence here doesn't prove the IP is clean — it just means none of our public-feed sources flag it.

Co-Hosted Domains

Domains this host references in its HTML AND whose DNS A/AAAA record resolves back to this IP — i.e. actually hosted here.

froghat.ca DNS-confirmed

External References

Domains the body links to whose DNS does NOT resolve to this IP — usually CDN assets, embeds, or third-party services. Boilerplate (Google Fonts, jsDelivr, w3.org…) is already filtered.

gitlab.com href · ×2
joinmastodon.org href · ×2
www.rust-lang.org href · ×1
systemd.io href · ×1
tremblay.dev href · ×1
alantrick.ca href · ×1
www.freedesktop.org href · ×1
www.sqlite.org href · ×1
sr.ht href · ×1
elm-lang.org href · ×1
cazander.ca href · ×1
github.com href · ×1
nickhuber.ca href · ×1
www.datomic.com href · ×1
alpinelinux.org href · ×1
lllil.li href · ×1

History

Historical change-log pending

ASN changes, prefix re-allocations, cert rotations, port-state diffs over months — accumulates as our archives grow.