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Autonomous System

AS23601

tsis

Announced IPs
4,608
CIDR prefixes
15
ASN
AS23601

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.

65/100
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

CIDRIPsPTR DensityOrganizationCountryStateCity
114.108.28.0/22 1.0K
2.6%
tsis KR
1.224.181.0/24 256
0.0%
tsis KR
175.126.225.0/24 256
0.0%
tsis KR
211.32.34.0/24 256
0.0%
tsis KR
211.32.100.0/24 256
0.4%
tsis KR
211.40.67.0/24 256
0.4%
tsis KR
211.40.189.0/24 256
0.4%
tsis KR
211.50.98.0/24 256
0.4%
tsis KR
211.50.108.0/24 256
0.4%
tsis KR
211.50.154.0/24 256
0.0%
tsis KR
211.53.18.0/24 256
2.0%
tsis KR
211.53.255.0/24 256
1.6%
tsis KR
211.118.34.0/24 256
1.2%
tsis KR
211.170.235.0/24 256
1.6%
tsis KR
222.232.6.0/24 256
0.0%
tsis KR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS23601 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
211.170.235.0/24 9,405 2026-07-24 03:02:52
211.118.34.0/24 9,403 2026-07-24 03:02:52
211.50.98.0/24 9,402 2026-07-24 03:02:52
211.40.67.0/24 9,397 2026-07-24 03:02:52
211.50.154.0/24 9,395 2026-07-24 03:02:52
211.40.189.0/24 9,392 2026-07-24 03:02:52
211.50.108.0/24 9,380 2026-07-24 03:02:52
222.232.6.0/24 8,799 2026-07-24 03:02:52
1.224.181.0/24 7,987 2026-07-24 02:57:48
114.108.28.0/24 7,884 2026-07-24 02:57:48
114.108.31.0/24 7,877 2026-07-24 02:57:48
114.108.29.0/24 7,877 2026-07-24 02:57:48
114.108.30.0/24 7,874 2026-07-24 02:57:48
211.32.100.0/24 7,680 2026-07-24 02:57:48
211.53.255.0/24 7,679 2026-07-24 02:57:48
211.53.18.0/24 7,673 2026-07-24 02:57:48
211.32.34.0/24 7,667 2026-07-24 02:57:48
175.126.225.0/24 7,232 2026-07-24 02:57:48

Frequently Asked Questions

What is AS23601?

AS23601 is an Autonomous System Number assigned to tsis. 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 AS23601 announce?

AS23601 announces 4.6K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS23601?

AS23601 is operated by tsis. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS23601 registered in?

AS23601 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 03:25:31 UTC
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