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Autonomous System

AS4664

Shinbiro

Announced IPs
5,120
CIDR prefixes
11
ASN
AS4664

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.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
58.180.224.0/22 1.0K
0.0%
Shinbiro KR — —
61.110.104.0/23 512
0.0%
Shinbiro KR — —
61.110.112.0/23 512
0.0%
Shinbiro KR — —
203.228.148.0/23 512
0.0%
Shinbiro KR — —
203.251.216.0/23 512
0.4%
Shinbiro KR — —
210.111.8.0/23 512
0.0%
Shinbiro KR — —
211.190.16.0/23 512
0.4%
Shinbiro KR — —
58.180.22.0/24 256
0.0%
Shinbiro KR — —
58.180.61.0/24 256
0.0%
Shinbiro KR — —
58.180.62.0/24 256
0.0%
Shinbiro KR — —
61.111.114.0/24 256
0.0%
Shinbiro KR — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS4664 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
211.190.16.0/23 60,068 2026-11-09 18:34:41
203.228.148.0/23 59,872 2026-11-09 18:34:41
203.251.216.0/23 59,828 2026-11-09 18:34:41
210.111.8.0/23 59,617 2026-11-09 18:34:41
61.110.112.0/23 50,240 2026-11-09 18:31:11
61.111.114.0/24 50,229 2026-11-09 18:31:11
58.180.62.0/24 50,055 2026-11-09 18:31:11
58.180.61.0/24 49,953 2026-11-09 18:31:11
58.180.22.0/24 49,928 2026-11-09 18:31:11
61.110.104.0/23 49,926 2026-11-09 18:31:11
58.180.224.0/22 49,583 2026-11-09 18:31:11

Frequently Asked Questions

What is AS4664?

AS4664 is an Autonomous System Number assigned to Shinbiro. 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 AS4664 announce?

AS4664 announces 5.1K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in South Korea.

Who operates AS4664?

AS4664 is operated by Shinbiro. The organization is based in South Korea. You can view all IP ranges and related ASNs on the organization page.

What country is AS4664 registered in?

AS4664 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: 2026-11-09 18:39:05 UTC
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