Data as of Nov 8, 2026
210.173.151.0/24
No anonymizer space · no proxy exits in 30 daysChubu Telecommunications Company, 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 |
|---|---|---|---|---|---|---|
| 210.160.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Announced by
Covering announcement 210.173.144.0/20
- Prefix
- 210.173.144.0/20
- Announced by
- AS18126 Chubu Telecommunications Company, Inc.
- Type
- Residential
- Proxy exits
- 37
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- commufa-CIDR-BLK-JP
- Registrant
- Chubu Telecommunications Co.,Inc.
- RIR
- APNIC
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 210.
160. 0. 0/ 12 - Registration type
- ALLOCATED PORTABLE
Origin network
AS18126
JP
- Name
- Chubu Telecommunications Company, Inc.
- Type
- Internet provider
- Registered
- Mar 21, 2002
- Domain
- ctc.co.jp
- Website
- www.ctc.co.jp/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 210.173.144.0/20
210.173.144.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.173.144.0/20 | AS18126 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 210.
173. 144. 0/ 20 - Netname
- commufa-CIDR-BLK-JP
- Registrant
- Chubu Telecommunications Co.,Inc.
- Registrant country
- JP
- Organization
- Chubu Telecommunications Co.,Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Aug 11, 2021
- RIR
- APNIC
- Country
- JP
- Delegated
- Aug 4, 1997
- Status
- assigned
Report abuse
Abuse contact
- abuse@
commufa. jp