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Autonomous System

AS58791

GMO Internet, Inc.

Announced IPs
76,544
CIDR prefixes
15
ASN
AS58791

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.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

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

About GMO Internet Group

GMO Internet Group, Inc. is an Internet company which is listed on the first section of the Tokyo Stock Exchange.

Founded
1991
Headquarters
Cerulean Tower

Network profile

Source: PeeringDB →
Network type Content
Traffic level 20-50Gbps
Geographic scope Regional
Traffic ratio Mostly Outbound
Peering policy Selective
IRR record AS-GMO

Present at 4 internet exchanges: JPIX OSAKA, BBIX Osaka, BBIX Fukuoka, JPIX FUKUOKA

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS58791 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
150.95.15.0/24 6,692 2026-07-23 22:47:04
163.44.132.0/23 6,691 2026-07-23 22:47:04
133.88.96.0/19 6,557 2026-07-23 22:25:16
163.44.128.0/19 6,503 2026-07-23 22:25:16
150.95.8.0/21 6,500 2026-07-23 22:25:16
163.44.96.0/19 6,490 2026-07-23 22:25:16
133.130.4.0/22 6,475 2026-07-23 22:25:16
124.110.208.0/23 6,413 2026-07-23 22:25:16
210.131.236.0/22 6,387 2026-07-23 22:25:16
133.130.0.0/22 6,356 2026-07-23 22:25:16
160.251.128.0/17 6,349 2026-07-23 22:25:16
133.117.64.0/20 6,328 2026-07-23 22:25:16
157.120.208.0/20 6,304 2026-07-23 22:25:16
118.27.224.0/20 6,186 2026-07-23 22:25:16
157.120.214.0/23 6,115 2026-07-23 22:47:04
157.120.222.0/23 6,070 2026-07-23 22:47:04
160.251.224.0/24 5,171 2026-07-23 22:59:30
160.251.208.0/24 5,165 2026-07-23 22:37:55
160.251.244.0/24 5,165 2026-07-23 22:37:55
160.251.172.0/24 5,143 2026-07-23 22:10:32
163.44.101.0/24 5,141 2026-07-23 22:59:30
133.88.109.0/24 5,131 2026-07-23 22:59:30
160.251.130.0/24 5,123 2026-07-23 22:59:30
160.251.183.0/24 5,119 2026-07-23 22:10:26
160.251.196.0/24 5,112 2026-07-23 22:37:55
133.130.0.0/24 5,111 2026-07-23 22:59:30
160.251.151.0/24 5,110 2026-07-23 22:59:30
160.251.178.0/24 5,102 2026-07-23 22:56:48
163.44.109.0/24 5,100 2026-07-23 22:59:30
160.251.210.0/24 5,096 2026-07-23 22:59:57
160.251.247.0/24 5,095 2026-07-23 22:59:57
163.44.108.0/24 5,092 2026-07-23 22:11:08
163.44.127.0/24 5,090 2026-07-23 22:47:30
160.251.201.0/24 5,089 2026-07-23 22:59:30
160.251.200.0/24 5,089 2026-07-23 22:59:30
133.88.103.0/24 5,089 2026-07-23 22:47:30
160.251.170.0/24 5,084 2026-07-23 22:59:20
160.251.207.0/24 5,082 2026-07-23 22:59:57
163.44.122.0/24 5,081 2026-07-23 22:37:55
160.251.205.0/24 5,078 2026-07-23 22:59:20
160.251.202.0/24 5,077 2026-07-23 22:59:30
160.251.182.0/24 5,074 2026-07-23 22:59:30
157.120.214.0/24 5,072 2026-07-23 22:59:57
160.251.132.0/24 5,071 2026-07-23 22:59:30
160.251.174.0/24 5,068 2026-07-23 22:11:06
163.44.102.0/24 5,066 2026-07-23 22:59:30
160.251.144.0/24 5,065 2026-07-23 22:58:43
163.44.110.0/24 5,062 2026-07-23 22:47:30
163.44.124.0/24 5,062 2026-07-23 22:47:30
160.251.240.0/24 5,061 2026-07-23 22:59:30

Showing top 50 of 178 announced prefixes by sample volume.

Frequently Asked Questions

What is AS58791?

AS58791 is an Autonomous System Number assigned to GMO Internet, Inc.. 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 AS58791 announce?

AS58791 announces 76.5K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in Japan.

Who operates AS58791?

AS58791 is operated by GMO Internet, Inc.. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.

What country is AS58791 registered in?

AS58791 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 22:55:32 UTC
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