Data as of Nov 6, 2026
121.157.6.0/25
1 residential-proxy exit · 30 daysKCTC · space held by Korea Telecom
Residential-proxy exits
Proxy exits
1
0.78% of its addresses · 30 days
Providers
1
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
4 observations
Proxy providers listing exits
- LemonBright
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 121.152.0.0/13 since Dec 2009 | AS4766 | Residential | 3,115 156 always on | Korea Telecom | |
| 121.144.0.0/12 since Sep 2009 | AS4766 | Residential | 6,401 291 always on | Korea Telecom | |
| 121.128.0.0/11 since Apr 2006 | AS4766 | Residential | 13,164 629 always on | Korea Telecom |
Network & registry
Origin network
AS38116
KR
- Name
- KCTC
- Type
- Business
- Registered
- Jul 7, 2006
- Industry
- Travel and Accommodation
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 121.
128. 0. 0/ 11 - 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 7, 2006
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR