Skip to main content
Autonomous System

AS131882

Chungnam National University Hospital

Announced IPs
1,536
CIDR prefixes
5
ASN
AS131882

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS131882 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
218.234.147.0/24 9,405 2026-07-24 07:09:58
211.208.80.0/24 9,373 2026-07-24 07:09:58
211.208.79.0/24 9,365 2026-07-24 07:09:58
219.254.144.0/24 9,363 2026-07-24 07:09:58
219.254.145.0/24 9,356 2026-07-24 07:09:58
175.115.50.0/24 9,211 2026-07-24 07:09:58

Frequently Asked Questions

What is AS131882?

AS131882 is an Autonomous System Number assigned to Chungnam National University Hospital. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS131882 announce?

AS131882 announces 1.5K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS131882?

AS131882 is operated by Chungnam National University Hospital. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS131882 registered in?

AS131882 is registered in South Korea. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 07:10:34 UTC
Share