$ query “AS18259” --type=asn → 1 result(s)

AS18259 · HIGE

NTT DOCOMO BUSINESS Inc

AS18259 is run by NTT DOCOMO BUSINESS Inc and is a residential access provider, based in Japan. The system announces 4 096 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Japan.

Basic Information

Country
🇯🇵 Japan
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
April 30, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
6 / 1
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
4 096
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇯🇵 Japan (8 192 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Downstream Customers
1 downstream buying transit
Degree
3 unique BGP neighbors
Reach
1 network in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (6 total)

  • 202.178.96.0/20 (4 096 addresses (/20 prefix))

IPv6 Prefixes (2 total)

  • 2401:4640::/32
  • 2001:218:2200::/40