Data as of Nov 6, 2026
49.128.96.0/22
No anonymizer space · no proxy exits in 30 daysCTB Media Inc.
Network & registry
Origin network
AS23780
JP
- Name
- CTB Media Inc.
- Type
- Internet provider
- Registered
- Jun 16, 2003
- Domain
- ctb.jp
- Website
- www.ctb.jp
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2010
- Current origin since
- Dec 2010 · 16 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 49.
128. 96. 0/ 22 - Netname
- CTB-CIDR-BLK-JP
- Registrant
- CTB Media Inc.
- Registrant country
- JP
- Organization
- CTB Media Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Dec 4, 2025
- RIR
- APNIC
- Country
- JP
- Delegated
- Nov 8, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ctb. ne. jp