$ query “AS7511” --type=asn → 1 result(s)

AS7511 — SYNAPSE

SYNAPSE Co. Ltd.

AS7511 is a content network operated by SYNAPSE Co. Ltd., registered in Japan. The network announces a respectable 78 848 IPv4 addresses. Supports IPv6.

Basic Information

Country
🇯🇵 Japan
Category
Internet Service Provider
Network Role
Content Network
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)
19 / 17
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
78 848
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇯🇵 JP (27 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 78 848 total (0.00%)

Connectivity Summary

Upstream Providers
3 upstream autonomous systems providing transit
Peers
89 autonomous systems exchanging traffic without transit fees
Downstream Customers
0 downstream autonomous systems buying transit
Degree
92 unique BGP neighbors (providers + customers + peers)
Reach
0 — customer cone size measuring network influence
Degree Rank
#1 735

Upstream Providers (3)

Prefix Lists

IPv4 Prefixes (19 total)

  • 124.146.64.0/18 (16 384 addresses)
  • 110.92.32.0/19 (8 192 addresses)
  • 202.95.32.0/19 (8 192 addresses)
  • 202.208.160.0/19 (8 192 addresses)
  • 210.237.32.0/19 (8 192 addresses)
  • 203.111.192.0/20 (4 096 addresses)
  • 203.140.160.0/20 (4 096 addresses)
  • 203.145.96.0/20 (4 096 addresses)
  • 203.147.112.0/20 (4 096 addresses)
  • 210.146.80.0/20 (4 096 addresses)
  • 101.53.104.0/21 (2 048 addresses)
  • 202.79.8.0/21 (2 048 addresses)
  • 101.50.60.0/22 (1 024 addresses)
  • 103.53.120.0/22 (1 024 addresses)
  • 103.208.96.0/22 (1 024 addresses)
  • 202.79.0.0/22 (1 024 addresses)
  • 219.100.8.0/22 (1 024 addresses)

IPv6 Prefixes (1 total)

  • 2401:c800::/32