Check-Host.cc

IP Address IPv4

50.188.169.18

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

Run a live full scan of 50.188.169.18

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
AS7922
Comcast
Country
US
United States
Reverse DNS
mail.fricke.co.uk
PTR
Open Ports
Last scan

Autonomous System

ASN
AS Name
Comcast
AS Type
RIR
ARIN
Allocated
1997-02-14
Allocation status
Allocated

Geolocation

Country
US · United States
Continent
North America
Source
MaxMind GeoLite2

Reverse DNS

Last seen
2026-06-17 04:36:38

Network

Prefix
RPKI

Open Ports

Port-scan data not yet ingested

Open-port and banner-grab data from our scan layer will appear here. World-sweep covers all IPv4 over time — this host may be in a /8 we haven't reached yet.

TLS Certificates

Port 443 f28b501c22b1…
Subject: fricke.co.uk
Issuer: R13
SANs: *.archaeoimaging.com, *.archaeoimaging.org, *.archeoimaging.com, *.archeoimaging.org, *.fricke.co.uk, *.fricke.uk, *.nationalrobotics.co.uk, archaeoimaging.com, archaeoimaging.org, archeoimaging.com, archeoimaging.org, fricke.co.uk, fricke.uk, nationalrobotics.co.uk
Valid 2026-03-31 13:49:28 → 2026-06-29 13:49:27

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.

ICMP responsive This IP replied to our global ICMP sweep — last confirmed 2026-08-03.

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 G. Matthew Fricke 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.

tinman.fricke.co.uk 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.

fricke.co.uk href · ×31
news.unm.edu href · ×7
quox.fricke.co.uk href · ×7
ieeexplore.ieee.org href · ×7
www.nature.com href · ×5
scholar.google.com href · ×3
doi.org href · ×3
en.wikipedia.org href · ×3
unm.edu href · ×3
journals.plos.org href · ×2
cs.unm.edu href · ×2
www.amazon.com href · ×2
outlook.office.com href · ×2
www.frontiersin.org href · ×2
anthro.appstate.edu href · ×2
facebook.com href · ×2
cloud.fricke.co.uk href · ×2
www.sciencedirect.com href · ×2
carc.unm.edu href · ×2
dl.acm.org href · ×2
business.comcast.com href · ×1
galleryhozho.com href · ×1
hoti.org href · ×1
www.icloud.com href · ×1
open.spotify.com href · ×1
www.bbc.co.uk href · ×1
login.opendns.com href · ×1
moseslab.cs.unm.edu href · ×1
link.springer.com href · ×1
www.mdpi.com href · ×1
www.cambridge.org href · ×1
gateway.fricke.co.uk href · ×1
mills.edu href · ×1
power.fricke.co.uk href · ×1
stats.uptimerobot.com href · ×1
boinc.berkeley.edu href · ×1
theautry.org href · ×1
www.pyragraph.com href · ×1
archeoimaging.org href · ×1
auth.ecobee.com href · ×1
www.researchgate.net href · ×1
www.springer.com href · ×1
www.suzannefricke.com href · ×1
physics.unm.edu href · ×1
sfai.org href · ×1
www.nps.gov href · ×1
dnschecker.org href · ×1
firewall.fricke.uk href · ×1
www.science.org href · ×1
fricke.uk href · ×1
iaia.edu href · ×1
script.google.com href · ×1
amplify.fricke.uk href · ×1
appstate.edu href · ×1
firstamerican.art href · ×1
search.google.com href · ×1
lanl.gov href · ×1
peer.asee.org href · ×1
math.unm.edu href · ×1
glinda.fricke.co.uk href · ×1
amt.copernicus.org href · ×1
www.uchicago.edu href · ×1
academic.oup.com href · ×1
outlook.office365.com href · ×1
sites.google.com href · ×1
parkershaw.co.uk href · ×1

History

First observed
2026-05-26 06:50
Last observed
2026-06-17 04:30
Scan observations
6

The full change-log (ASN moves, cert rotations, port-state diffs) accumulates as our archives grow.