Data as of Nov 10, 2026
221.150.21.0/24
No anonymizer space · no proxy exits in 30 daysKorean Federation of Community Credit Cooperatives · space held by Korea Telecom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 221.144.0.0/13 since Dec 2009 | AS4766 | Residential | 2,972 130 always on | Korea Telecom | |
| 221.144.0.0/12 since May 2005 | AS4766 | Residential | 6,557 285 always on | Korea Telecom |
Network & registry
Origin network
AS10184
KR
- Name
- Korean Federation of Community Credit Cooperatives
- Type
- Business
- Registered
- Sep 1, 2000
- Domain
- kfcc.co.kr
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3549 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 9, 2005 |
| AS9318 not the origin | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jan 10, 2005 |
| AS9318 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| AS9318 not the origin | RADB | SK Broadband | MAINT-AS9318 | Nov 13, 2023 |
| AS10184 | NTTCOM | proxy for HANARO TELECOM route | MAINT-HANARO | May 4, 2008 |
Whois
Registration for this announcement
- Range
- 221.
144. 0. 0/ 12 - Netname
- KORNET-KR
- Registrant
- Korea Telecom
- Registrant country
- KR
- Organization
- Korea Telecom
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Apr 17, 2003
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR