$ 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