$ query “AS59103” --type=asn → 1 result(s)

AS59103 — SOFTETHER

SoftEther Corporation

AS59103 is a mid-size transit provider registered to SoftEther Corporation, registered in Japan. The network announces 2 048 IPv4 addresses. Supports IPv6.

Basic Information

Country
🇯🇵 Japan
Category
Hosting
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)
8 / 4
IPv6 Prefixes (raw / aggregated)
7 / 2
IPv4 Addresses
2 048
Largest IPv4 Prefix
/22 (1 024 addresses)
Largest IPv6 Prefix
/34
Geolocated Countries
🇯🇵 JP (4 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 2 048 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstream autonomous systems providing transit
Peers
1 autonomous systems exchanging traffic without transit fees
Downstream Customers
16 downstream autonomous systems buying transit
Degree
22 unique BGP neighbors (providers + customers + peers)
Reach
49 — customer cone size measuring network influence
Degree Rank
#7 168
Reach Rank
#1 519

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (8 total)

  • 202.222.12.0/22 (1 024 addresses)
  • 103.41.62.0/23 (512 addresses)
  • 103.41.61.0/24 (256 addresses)
  • 219.100.36.0/24 (256 addresses)

IPv6 Prefixes (7 total)

  • 2401:af80:8000::/34
  • 2401:af80:c000::/40