Data as of Nov 7, 2026
210.236.208.0/20
No anonymizer space · no proxy exits in 30 daysSofu System, Inc · space held by Japan Network Information Center
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 210.236.0.0/14 | 262,144 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 210.
236. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
Origin network
AS23631
JP
- Name
- Sofu System, Inc
- Type
- Internet provider
- Registered
- Jan 31, 2003
- Domain
- sofu.co.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 210.
236. 208. 0/ 20 - Netname
- SoFu-System-CIDR-BLK-JP
- Registrant
- Sofu System, Inc
- Registrant country
- JP
- Organization
- Sofu System, Inc
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Nov 13, 2004
- RIR
- APNIC
- Country
- JP
- Delegated
- Nov 4, 1998
- Status
- assigned