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Autonomous System

AS58791

GMO Internet, Inc.

Announced IPs
86,784
CIDR prefixes
22
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 v1.2.1 — 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
160.251.178.0/24 18,816 2026-10-15 08:58:24
160.251.244.0/24 18,685 2026-10-15 08:58:24
160.251.210.0/24 18,684 2026-10-15 08:58:24
160.251.172.0/24 18,618 2026-10-15 08:47:19
160.251.220.0/24 18,554 2026-10-15 08:58:24
163.44.98.0/24 18,545 2026-10-15 08:58:24
160.251.145.0/24 18,543 2026-10-15 08:47:19
133.88.106.0/24 18,538 2026-10-15 08:47:19
160.251.142.0/24 18,506 2026-10-15 08:47:19
160.251.195.0/24 18,481 2026-10-15 08:47:19
160.251.177.0/24 18,407 2026-10-15 08:47:19
133.88.96.0/24 18,377 2026-10-15 08:58:24
160.251.173.0/24 18,364 2026-10-15 08:47:19
160.251.171.0/24 18,352 2026-10-15 08:47:19
160.251.250.0/24 18,323 2026-10-15 08:59:24
160.251.196.0/24 18,319 2026-10-15 08:59:24
160.251.203.0/24 18,287 2026-10-15 08:47:19
133.88.100.0/24 18,270 2026-10-15 08:47:19
160.251.221.0/24 18,261 2026-10-15 08:58:24
160.251.241.0/24 18,237 2026-10-15 08:58:24
163.44.120.0/24 18,232 2026-10-15 08:59:24
160.251.225.0/24 18,225 2026-10-15 08:47:19
160.251.152.0/24 18,201 2026-10-15 08:47:19
133.88.110.0/24 18,194 2026-10-15 08:58:24
160.251.139.0/24 18,193 2026-10-15 08:47:19
133.88.105.0/24 18,189 2026-10-15 08:58:24
163.44.109.0/24 18,174 2026-10-15 08:58:24
163.44.103.0/24 18,166 2026-10-15 08:58:24
124.110.209.0/24 18,164 2026-10-15 08:47:19
160.251.198.0/24 18,159 2026-10-15 08:58:24
160.251.194.0/24 18,157 2026-10-15 08:47:19
163.44.118.0/24 18,152 2026-10-15 08:47:19
160.251.180.0/24 18,138 2026-10-15 08:47:19
163.44.106.0/24 18,134 2026-10-15 08:47:19
160.251.166.0/24 18,134 2026-10-15 08:58:24
160.251.183.0/24 18,117 2026-10-15 08:58:24
160.251.153.0/24 18,115 2026-10-15 08:58:24
160.251.150.0/24 18,111 2026-10-15 08:59:24
160.251.224.0/24 18,107 2026-10-15 08:47:19
160.251.202.0/24 18,107 2026-10-15 08:58:24
160.251.248.0/24 18,097 2026-10-15 08:58:24
160.251.174.0/24 18,091 2026-10-15 08:58:24
160.251.222.0/24 18,086 2026-10-15 08:59:24
160.251.200.0/24 18,084 2026-10-15 08:59:24
160.251.197.0/24 18,081 2026-10-15 08:58:24
160.251.209.0/24 18,078 2026-10-15 08:58:24
160.251.223.0/24 18,059 2026-10-15 08:47:19
160.251.246.0/24 18,048 2026-10-15 08:47:19
163.44.113.0/24 18,025 2026-10-15 08:47:19
160.251.232.0/24 17,997 2026-10-15 08:59:24

Showing top 50 of 183 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 86.8K IPv4 addresses distributed across 22 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: 2026-10-15 09:09:06 UTC
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