$ query “AS7511” --type=asn → 1 result(s)
AS7511 · SYNAPSE
SYNAPSE Co. Ltd.
AS7511 is operated by SYNAPSE Co. Ltd. and serves as a content network, based in Japan. The system announces a respectable 78 848 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Japan.
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
- June 30, 2026
- Last Seen
- July 10, 2026 (active)
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
- 🇯🇵 Japan (129 024 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 96 networks exchanging traffic without transit
- Degree
- 99 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (19 total)
- 124.146.64.0/18 (16 384 addresses (/18 prefix))
- 202.95.32.0/19 (8 192 addresses (/19 prefix))
- 202.208.160.0/19 (8 192 addresses (/19 prefix))
- 210.237.32.0/19 (8 192 addresses (/19 prefix))
- 110.92.32.0/19 (8 192 addresses (/19 prefix))
- 203.140.160.0/20 (4 096 addresses (/20 prefix))
- 203.111.192.0/20 (4 096 addresses (/20 prefix))
- 203.145.96.0/20 (4 096 addresses (/20 prefix))
- 203.147.112.0/20 (4 096 addresses (/20 prefix))
- 210.146.80.0/20 (4 096 addresses (/20 prefix))
- 101.53.104.0/21 (2 048 addresses (/21 prefix))
- 202.79.8.0/21 (2 048 addresses (/21 prefix))
- 202.79.0.0/22 (1 024 addresses (/22 prefix))
- 103.53.120.0/22 (1 024 addresses (/22 prefix))
- 101.50.60.0/22 (1 024 addresses (/22 prefix))
- 103.208.96.0/22 (1 024 addresses (/22 prefix))
- 219.100.8.0/22 (1 024 addresses (/22 prefix))
IPv6 Prefixes (1 total)
- 2401:c800::/32