AS2907 — SINET-AS - Research Organization of Information and Systems, National Institute of Informatics(JP)

Nutrition Label

Routing footprint

AS2907 announces 608 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

• 103.164.74.0/23
• 103.164.166.0/23
• 103.164.168.0/23
• 103.180.128.0/23
• 130.34.0.0/16
• 130.153.0.0/16
• 131.206.0.0/16
• 133.7.0.0/16
• 133.8.0.0/16
• 133.10.0.0/16
• 133.12.0.0/16
• 133.14.0.0/16
• 133.15.0.0/16
• 133.16.0.0/16
• 133.17.7.0/24
• 133.17.10.0/24
• 133.17.0.0/16
• 133.20.0.0/16
• 133.21.0.0/16
• 133.23.0.0/16
• 133.29.0.0/16
• 133.30.0.0/16
• 133.32.100.0/22
• 133.34.0.0/16
• 133.35.0.0/16

Peering ecosystem

102 distinct peers via BGP. The first 102 are listed below.

Blast radius

Count of dependent hostnames if AS2907 disappeared from the routing table.

≥188,745 hostnames depend on this network.Verified lower bound — counted across 50 of 608 announced prefixes. The true total is at least this many. Snapshot Sat, 25 Jul 2026 17:00:59 GMT.

MOAS / hijack watch

Prefixes routed by AS2907 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.

No active MOAS conflicts. Every prefix announced by AS2907 is unique to AS2907 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS2907.

• Country · JP
• Peer · NIHON-U - Nihon UniversityAS10014
• Prefix · 103.164.74.0/23
• Live MOAS conflicts feed
• Threat feed · Spamhaus DROP
• Browse this ASN range · 2000-2999
• Glossary · What is BGP?
• Whisper Internet Directory — home

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS2907"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.