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Autonomous System

AS23980

Yeungnam University

Announced IPs
65,536
CIDR prefixes
1
ASN
AS23980

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
165.229.0.0/16 65.5K
0.0%
Yeungnam University KR Gyeongsangbuk-do Gyeongsan-si

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS23980 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
165.229.0.0/16 7,680 2026-07-23 17:51:53
165.229.50.0/24 7,669 2026-07-23 17:51:53

Frequently Asked Questions

What is AS23980?

AS23980 is an Autonomous System Number assigned to Yeungnam University. 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 AS23980 announce?

AS23980 announces 65.5K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS23980?

AS23980 is operated by Yeungnam University. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS23980 registered in?

AS23980 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: 2026-07-23 18:25:31 UTC
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