Check-Host.cc

IP Address IPv4

89.78.5.112

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

Run a live full scan of 89.78.5.112

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
AS9141
P4 PLAY Network
Country
PL
Poland
Reverse DNS
89-78-5-112.dynamic.play.pl
PTR
Open Ports
1
Last scan

Autonomous System

ASN
AS Name
P4 PLAY Network
AS Type
RIR
RIPE NCC
Allocated
1999-01-08

Geolocation

Country
PL · Poland
Continent
Europe
Source
MaxMind GeoLite2

Reverse DNS

Last seen
2026-07-28 02:28:19

Network

Prefix
RPKI

Open Ports

Port Proto Service Server Last seen
443 tcp https nginx 2026-07-28 02:27:49.000

TLS Certificates

Port 443 a6de180afc84…
Subject: itams.synology.me
Issuer: YE1
SANs: itams.synology.me
Valid 2026-07-15 18:47:45 → 2026-10-13 18:47:44

Tech Stack

Detected via Wappalyzer-style rules on the HTTP response body, headers, scripts and meta tags.

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.

Hosted Domains

1 domain resolve (A-record) to this IP.

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
443 ITAMS – tech – Kolejna witryna oparta na WordPressie 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.

itams.synology.me 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.

pl.wordpress.org href · ×2
wordpress.org href · ×1
gmpg.org href · ×1
api.w.org href · ×1

History

First observed
2026-07-28 02:27
Last observed
2026-07-28 02:27
Scan observations
2

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