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Autonomous System

AS23668

TECH UNIVERSITY OF KOREA

Announced IPs
5,632
CIDR prefixes
9
ASN
AS23668

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 AS23668 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
210.93.50.0/24 12,478 2026-07-29 11:08:49
210.93.51.0/24 12,448 2026-07-29 11:08:49
210.93.52.0/24 12,416 2026-07-29 11:08:49
210.93.53.0/24 12,393 2026-07-29 11:08:49
220.149.128.0/24 12,335 2026-07-29 11:08:48
210.93.49.0/24 12,322 2026-07-29 11:08:49
210.93.48.0/24 12,318 2026-07-29 11:08:49
220.149.120.0/24 12,307 2026-07-29 11:08:49
220.149.218.0/24 12,299 2026-07-29 11:08:49
220.149.216.0/24 12,293 2026-07-29 11:08:49
210.93.61.0/24 12,258 2026-07-29 11:08:49
210.93.57.0/24 12,255 2026-07-29 11:08:49
210.93.60.0/24 12,253 2026-07-29 11:08:49
210.93.59.0/24 12,251 2026-07-29 11:08:49
210.93.55.0/24 12,249 2026-07-29 11:08:49
210.93.58.0/24 12,246 2026-07-29 11:08:49
210.93.24.0/24 12,244 2026-07-29 11:08:49
210.93.54.0/24 12,235 2026-07-29 11:08:49
210.93.48.0/21 10,543 2026-07-29 11:08:49
210.93.24.0/23 10,282 2026-07-29 11:08:49
210.93.56.0/22 10,280 2026-07-29 11:08:49
210.93.60.0/23 10,274 2026-07-29 11:08:49
210.93.25.0/24 9,906 2026-07-29 11:08:50
220.149.217.0/24 7,362 2026-07-29 11:08:49
220.149.119.0/24 7,356 2026-07-29 11:08:49
210.93.56.224/27 47 2026-07-23 04:30:22
210.93.60.100/32 23 2026-07-23 04:30:22

Frequently Asked Questions

What is AS23668?

AS23668 is an Autonomous System Number assigned to TECH UNIVERSITY OF KOREA. 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 AS23668 announce?

AS23668 announces 5.6K IPv4 addresses distributed across 9 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS23668?

AS23668 is operated by TECH UNIVERSITY OF KOREA. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS23668 registered in?

AS23668 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: 2026-07-29 11:10:31 UTC
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