$ query “AS9354” --type=asn → 1 result(s)

AS9354 — TDNC

Community Network Center Inc.

AS9354 is a mid-size transit provider operated by Community Network Center Inc., established in Japan. The network announces a solid 200 448 IPv4 addresses, including a /16. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇯🇵 Japan
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
37 / 21
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
200 448
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇯🇵 JP (28 IPs), 🇺🇸 US (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 200 448 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstream autonomous systems providing transit
Peers
126 autonomous systems exchanging traffic without transit fees
Downstream Customers
12 downstream autonomous systems buying transit
Degree
144 unique BGP neighbors (providers + customers + peers)
Reach
17 — customer cone size measuring network influence
Degree Rank
#1 014
Reach Rank
#2 444

Upstream Providers (5)

Prefix Lists

IPv4 Prefixes (37 total)

  • 221.118.0.0/16 (65 536 addresses)
  • 61.87.64.0/18 (16 384 addresses)
  • 125.2.128.0/18 (16 384 addresses)
  • 211.2.64.0/18 (16 384 addresses)
  • 157.5.0.0/19 (8 192 addresses)
  • 202.157.224.0/19 (8 192 addresses)
  • 210.251.192.0/19 (8 192 addresses)
  • 211.1.192.0/19 (8 192 addresses)
  • 219.99.0.0/19 (8 192 addresses)
  • 219.118.128.0/19 (8 192 addresses)
  • 222.229.96.0/19 (8 192 addresses)
  • 223.252.64.0/19 (8 192 addresses)
  • 27.113.224.0/20 (4 096 addresses)
  • 125.2.192.0/20 (4 096 addresses)
  • 133.149.80.0/20 (4 096 addresses)
  • 210.158.144.0/20 (4 096 addresses)
  • 103.40.104.0/22 (1 024 addresses)
  • 103.131.120.0/22 (1 024 addresses)
  • 104.92.64.0/22 (1 024 addresses)
  • 219.100.224.0/23 (512 addresses)
  • 219.100.226.0/24 (256 addresses)

IPv6 Prefixes (1 total)

  • 2405:7000::/32