Data as of Nov 6, 2026
110.172.40.0/22
No anonymizer space · no proxy exits in 30 daysKyushu Tele Communications Company
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 110.172.32.0/20 since Nov 2019 | AS18092 | Residential | 20 3 always on | Kyushu Tele Communications Company |
Network & registry
Announced by
Covering announcement 110.172.40.0/21
- Prefix
- 110.172.40.0/21
- Announced by
- AS18092 Kyushu Tele Communications Company
- Type
- Residential
- RPKI
- No RPKI
- Netname
- CSF-CABLELINE-CIDR-BLK-JP
- Registrant
- Kyushu Tele Communications Company
- RIR
- APNIC
Origin network
AS18092
JP
- Name
- Kyushu Tele Communications Company
- Type
- Internet provider
- Registered
- Dec 27, 2001
- Domain
- csf.ne.jp
- Website
- csf.ne.jp/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
110.172.40.0/21
Routing history
- Pattern
- Stable
- First seen
- Jan 2018
- Current origin since
- Jan 2018 · 8.8 yr
- Origin networks
- 1
IRR
Route objects on 110.172.40.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS18092 | NTTCOM | CSF-NET | MAINT-AS18092 | Oct 3, 2017 |
Whois
Registration for this announcement
- Range
- 110.
172. 32. 0/ 20 - Netname
- CSF-CABLELINE-CIDR-BLK-JP
- Registrant
- Kyushu Tele Communications Company
- Registrant country
- JP
- Organization
- Kyushu Tele Communications Company
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Mar 4, 2011
- RIR
- APNIC
- Country
- JP
- Delegated
- Apr 29, 2009
- Status
- assigned
Report abuse
Abuse contact
- kanabun@
csf. ne. jp