AS18129 — ONI OKAYAMA NETWORK INC.

AS18129 announces 8 IPv4 prefixes covering 32,256 addresses and 0 IPv6 prefixes.

About this network

The AS handle ONI is held by Okayama Network Inc.

What it's used for

• The address space carries residential and business access traffic, evidenced by reverse DNS entries like ONI-202-70-247-254.oninet.ne.jp and netnames such as ONI-CIDR-BLK-JP.
• With 32256 IPv4 addresses across 8 prefixes and 14 observed neighbours, the ratio suggests a regional access provider rather than a transit hub.

Notable

• All registrants are listed as Japan Network Information Center (JPNIC) with the netname ONI-CIDR-BLK-JP, consistent with the announcer Okayama Network Inc.
• The inventory consists of eight IPv4 prefixes ranging from /19 to /23, with no IPv6 prefixes announced.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 27.109.96.0/21
• 103.154.6.0/23
• 119.47.96.0/20
• 180.200.248.0/22
• 202.70.224.0/19
• 202.238.16.0/20
• 218.231.160.0/19
• 219.111.208.0/20

Upstream networks

• AS2914 NTT America, Inc.
• AS17676 SoftBank Corp.
• AS6939 Hurricane Electric LLC
• AS17639 Converge ICT Solutions Inc.
• AS24482 SG.GS
• AS20485 Joint Stock Company TransTeleCom

Adjacent networks

• AS2914 NTT America, Inc.
• AS17676 SoftBank Corp.
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS20485 Joint Stock Company TransTeleCom
• AS17639 Converge ICT Solutions Inc.

Routing security

• RPKI: 8 valid, 0 invalid and 0 not-found announcements; 9 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 13 route objects.
• Listed in as-sets: AS-9622ARCSTAR, AS-BBX-PEERS, AS-GIGAINFRA, AS-IIJ, AS-IIJ6, AS-INFOSPHERE, AS-INFOSPHERE-V6, AS-KDD, AS-KDDI6, AS-OCN, AS-OCN, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-PACNET-DOWNSTREAM-JP, AS-XO-B, AS199746:AS-BLACKLIST, AS204464:AS-BLACKLIST, AS2497:AS-IIJ, AS2497:AS-IIJ6, AS2914:AS-ASIA.

Internet exchanges

• BroadBand Internet eXchange Tokyo — Tokyo, Japan
• BroadBand Internet eXchange Osaka — Osaka, Japan
• JPIX Osaka — Osaka, Japan