AS18131
NTT DOCOMO BUSINESS, Inc.
AS18131 is NTT DOCOMO BUSINESS, Inc. (ntt.com). It announces 256 IPv4 addresses in 1 prefixes, and 1 IPv6 prefixes.
Japan· APNIC· allocated 2002-03-21· isp
256
IPv4 addresses announced
1
IPv4 prefixes
1
IPv6 prefixes
100.00%
of its routes RPKI-valid
256
of its IPv4 geolocated
1
country
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Japan256 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- DXNW
- name
- NTT DOCOMO BUSINESS, Inc.
- country
- JP
- source
- jpnic
- updated
- 2025-09-10
- descr
- NTT DOCOMO BUSINESS, Inc.
- admin
- JP00251121
- tech
- JP00251121
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP256NTT docomo100.00%
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 192.47.166.0/24 | Japan | valid | 16 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:df4:1f80::/48 | Japan | valid | 19 | 2026-10-02 |
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