Check-Host.cc

IP Address IPv4

88.217.24.127

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

Run a live full scan of 88.217.24.127

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
Not yet attributed
Country
DE
Germany
Reverse DNS
ppp-88-217-24-127.dynamic.mnet-online.de
PTR
Open Ports
2
Last scan

Autonomous System

ASN
AS Name
AS Type
RIR
Allocated

Geolocation

Country
DE · Germany
Continent
Europe
Source
MaxMind GeoLite2

Reverse DNS

Last seen
2026-06-21 08:35:09

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
80 tcp http nginx/1.26.3 2026-06-21 08:33:42.000
443 tcp https nginx/1.26.3 2026-06-17 05:19:30.000

TLS Certificates

Port 443 510f00dd91dc…
Subject: www.szengel.com
Issuer: E8
SANs: apps.szengel.com, dialyse.szengel.com, home.szengel.com, leo.szengel.com, max.szengel.com, miniflux.szengel.com, obsidian-db.szengel.com, ole.szengel.com, p.szengel.com, plausible.szengel.com, ria.szengel.com, szengel.com, vaultwarden.szengel.com, www.szengel.com
Valid 2026-04-19 22:44:27 → 2026-07-18 22:44:26

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 2026-07-31.

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 Welcome to nginx! 200
443 Maximilian Szengel 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.maxsz.de DNS-confirmed
www.maxsz.de DNS-confirmed
p.szengel.com 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.

bsky.app href · ×8
mastodon.social href · ×7
blog.cloudflare.com href · ×5
github.com href · ×4
www.strava.com href · ×3
helix-editor.com href · ×3
inessential.com href · ×2
daringfireball.net href · ×1
openai.com href · ×1
nginx.org href · ×1
keygli.de href · ×1
nginx.com href · ×1
leaflet.pub href · ×1
react.dev href · ×1
grain.social href · ×1

History

First observed
2026-06-17 05:19
Last observed
2026-06-21 08:33
Scan observations
4

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