AS3258
xTom Japan Corporation
ASN
AS3258
Country
Japan
IPv4 addresses
31,744
Prefixes (IPv4 / IPv6)
76 / 10
ASN Information
- ASN Number
- AS3258
- AS Name
- xTom Japan Corporation
- Country
- Japan
- IPv4 addresses
- 31,744
- IPv4 prefixes
- 76
- IPv6 prefixes
- 10
VPN & datacenter signals
- Known VPN prefixes
- 8
- Known datacenter prefixes
- 4
Counted from public VPN and datacenter lists. Check individual IPs with the API.
Largest announced prefixes
- 45.159.48.0/22
- 45.153.244.0/22
- 45.149.156.0/22
- 45.143.232.0/22
- 45.14.64.0/22
- 45.129.8.0/22
- 45.128.208.0/22
- 193.32.148.0/22
- 185.200.64.0/22
- 103.121.208.0/22
Source: public routing and registration data, updated 2026-10-28.
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