Data as of Nov 10, 2026
221.164.71.0/24
1 residential-proxy exit · 30 daysyoungsan university · space held by Korea Telecom
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
2
selling exits here
Oct 11, 2026 – Nov 8, 2026
Exits seen per day
7 observations
Proxy providers listing exits
- RainProxy
- Shifter
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 221.160.0.0/13 since May 2005 | AS4766 | Residential | 3,280 130 always on | Korea Telecom |
Network & registry
Origin network
AS9631
KR
- Name
- youngsan university
- Type
- Education
- Registered
- Aug 18, 1999
- Domain
- ysu.ac.kr
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2013
- Current origin since
- Mar 2015 · 12 yr
- Origin networks
- 2
- Last change of origin
- Mar 2015
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9631 | RADB | KT | MAINT-AS4766 | Oct 27, 2025 |
Whois
Registration for this announcement
- Range
- 221.
160. 0. 0/ 13 - 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