Check-Host.cc

IP Address IPv4

46.38.239.246

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

Run a live full scan of 46.38.239.246

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
AS197540
netcup GmbH
Country
DE
Germany
Reverse DNS
felixgertz.de
PTR
Open Ports
1
Last scan

Autonomous System

ASN
AS Name
netcup GmbH
AS Type
RIR
RIPE NCC
Allocated
2011-01-26
Allocation status
Allocated

Geolocation

Country
DE · Germany
Continent
Europe
Source
MaxMind GeoLite2

Reverse DNS

Last seen
2026-07-22 11:20:49

Network

RPKI

Open Ports

Port Proto Service Server Last seen
80 tcp http nginx 2026-07-22 11:20:22.000

TLS Certificates

TLS certificate observations pending

Once our scan layer captures a TLS cert from this IP, certificate chain, JARM and JA4S fingerprints will appear here.

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 2026-07-29.

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
80 Fullstack Software-Entwicklung, Beratung und System-Integration - Felix Gertz 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.

www.felixgertz.de DNS-confirmed
www.felixgertz.de DNS-confirmed
www.felixgertz.de DNS-confirmed
blog.felixgertz.de DNS-confirmed
tonleiter.net 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.

de.wikipedia.org href · ×47
markenfilm-crossing.de href · ×20
github.com href · ×8
www.nousguide.com href · ×8
www.s-f.family href · ×7
www.electrosonic.com href · ×6
fraukemueller.com href · ×5
www.xing.com href · ×5
www.jvm.com href · ×4
www.thefwa.com href · ×3
kubernetes.io href · ×3
en.wikipedia.org href · ×3
leemunroe.com href · ×2
davidgengenbach.de href · ×2
philipnr.mn href · ×2
www.rausch.tv href · ×2
mui.com href · ×2
handbook.gitlab.com href · ×2
www.cypress.io href · ×2
d2iq.com href · ×2
www.awwwards.com href · ×1
www.bbc.co.uk href · ×1
www.dhl.de href · ×1
getbootstrap.com href · ×1
www.siemscomputer.de href · ×1
www.tribler.org href · ×1
expressjs.com href · ×1
www.masonhq.com href · ×1
www.dreamit.de href · ×1
php-fpm.org href · ×1
www.vtt.fi href · ×1
redux.js.org href · ×1
reactjs.de href · ×1
www.amazon.de href · ×1
haxe.org href · ×1
mplayerhq.hu href · ×1
www.mongodb.com href · ×1
www.sarahvollmer.com href · ×1
www.tudelft.nl href · ×1
mesos.apache.org href · ×1
rxjs.dev href · ×1
www.f5.com href · ×1
www.leagasdelaney.com href · ×1
www.postgresql.org href · ×1
www.1und1.de href · ×1
react.dev href · ×1
ffmpeg.org href · ×1
www.markenfilm.de href · ×1
d2iq.github.io href · ×1
plans.tredict.com href · ×1
www.heise.de href · ×1
aws.amazon.com href · ×1
www.apache.org href · ×1
www.tredict.de href · ×1
www.krisdigital.com href · ×1
testing-library.com href · ×1
couchdb.apache.org href · ×1
www.adc.de href · ×1
www.freedomsci.de href · ×1
nodejs.org href · ×1
johnashenden.com href · ×1
www.drbd.org href · ×1
www.sitekiosk.de href · ×1
canonical.com href · ×1
linux-ha.org href · ×1
www.dkrz.de href · ×1
jwplayer.com href · ×1
lucene.apache.org href · ×1
redux-saga.js.org href · ×1

History

First observed
2026-07-22 11:20
Last observed
2026-07-22 11:20
Scan observations
2

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