Data as of Nov 15, 2026
121.254.0.0/20
1 residential-proxy exit · 30 daysSK Broadband Co Ltd
Residential-proxy exits
Proxy exits
1
0.02% of its addresses · 30 days
Spread
1 of 16
/24s with at least one exit
Providers
5
selling exits here
Oct 16, 2026 – Nov 14, 2026
Exits seen per day
31 observations
Proxy providers listing exits
- FastProxy
- KocerRoxy
- LemonBright
- ThunderProxy
- VitalExclusive
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 121.254.2.0/24 since Feb 2021 | AS23563 | Residential | SK Broadband Co Ltd | |
| 121.254.3.0/24 since Feb 2021 | AS23563 | Residential | SK Broadband Co Ltd | |
| 121.254.7.0/24 since Feb 2021 | AS23563 | Residential | SK Broadband Co Ltd | |
| 121.254.8.0/24 since Feb 2021 | AS23563 | Residential | SK Broadband Co Ltd |
Network & registry
Announced by
Covering announcement 121.254.0.0/18
- Prefix
- 121.254.0.0/18
- Announced by
- AS23563 SK Broadband Co Ltd
- Type
- Residential
- Proxy exits
- 19
- RPKI
- No RPKI
- Netname
- broadNnet-KR
- Registrant
- SK Broadband Co Ltd
- RIR
- APNIC
Origin network
AS23563
KR
- Name
- SK Broadband Co Ltd
- Type
- Internet provider
- Registered
- Dec 24, 2002
- Domain
- skbroadband.com
- Website
- www.tbroad.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 121.254.0.0/18
121.254.0.0/18
Routing history
- Pattern
- Stable
- First seen
- Sep 2006
- Current origin since
- Sep 2006 · 20 yr
- Origin networks
- 1
IRR
Route objects on 121.254.0.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23563 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 121.
254. 0. 0/ 18 - Netname
- broadNnet-KR
- Registrant
- SK Broadband Co Ltd
- Registrant country
- KR
- Organization
- SK Broadband Co Ltd
- Org country
- KR
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MNT-KRNIC-AP
- RIR
- APNIC
- Country
- KR
- Delegated
- Jul 19, 2006
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR