Data as of Nov 11, 2026
220.210.52.0/22
No anonymizer space · no proxy exits in 30 daysNTT Docomo, Inc. · space held by Japan Network Information Center
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 220.208.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Announced by
Covering announcement 220.210.48.0/21
- Prefix
- 220.210.48.0/21
- Announced by
- AS9605 NTT Docomo, Inc.
- Type
- Mobile
- RPKI
- RPKI valid
- Netname
- MAPS
- Registrant
- NTT Docomo, Inc.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 220.
208. 0. 0/ 12 - Registration type
- ALLOCATED PORTABLE
Origin network
AS9605
JP
- Name
- NTT Docomo, Inc.
- Type
- Internet provider
- Registered
- Aug 5, 1999
- Domain
- nttdocomo.com
- Website
- www.nttdocomo.co.jp/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 220.210.48.0/21
220.210.48.0/21
Routing history
- Pattern
- Stable
- First seen
- Dec 2014
- Current origin since
- Dec 2014 · 12 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.210.48.0/21 | AS9605 | /21 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 220.
210. 32. 0/ 19 - Netname
- MAPS
- Registrant
- NTT Docomo, Inc.
- Registrant country
- JP
- Organization
- NTT Docomo, Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Dec 25, 2019
- RIR
- APNIC
- Country
- JP
- Delegated
- Feb 10, 2003
- Status
- assigned