Data as of Nov 11, 2026
210.121.152.0/21
2 residential-proxy exits · 30 daysKorea Telecom
Residential-proxy exits
Proxy exits
2
0.10% of its addresses · 30 days
Spread
2 of 8
/24s with at least one exit
Providers
6
selling exits here
Oct 12, 2026 – Nov 10, 2026
Exits seen per day
39 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 210.121.152.0/24 | 0 | 1 | |
| 210.121.156.0/24 | 0 | 1 |
Proxy providers listing exits
- FastProxy
- LemonBright
- Proxiware
- Proxy302
- ThunderProxy
- VitalExclusive
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.121.152.0/24 since Jul 2020 | AS18176 | Business | 1 | Korea Telecom | |
| 210.121.153.0/24 since Jul 2020 | AS18176 | Business | Korea Telecom | ||
| 210.121.154.0/24 since Jul 2020 | AS18176 | Business | Korea Telecom | ||
| 210.121.155.0/24 since Jul 2020 | AS18176 | Business | Korea Telecom | ||
| 210.121.156.0/24 since Jul 2020 | AS18176 | Business | 1 | Korea Telecom | |
| 210.121.157.0/24 since Jul 2020 | AS18176 | Business | Korea Telecom | ||
| 210.121.158.0/24 since Jul 2020 | AS18176 | Business | Korea Telecom | ||
| 210.121.159.0/24 since Jul 2020 | AS18176 | Business | Korea Telecom |
Network & registry
Announced by
Covering announcement 210.121.128.0/17
- Prefix
- 210.121.128.0/17
- Announced by
- AS4766 Korea Telecom
- Type
- Residential
- Proxy exits
- 90
- Always-on exits
- 9
- RPKI
- No RPKI
- Netname
- KORNET-KR
- Registrant
- Korea Telecom
- RIR
- APNIC
Origin network
AS4766
KR
- Name
- Korea Telecom
- Type
- Internet provider
- Registered
- Apr 22, 1996
- Domain
- kt.com
- Website
- www.kt.com/eng/main.jsp
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 2
Routing timeline
Who has announced 210.121.128.0/17
210.121.128.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on 210.121.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4766 | RADB | KORnet operation Center | MAINT-AS4766 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 210.
121. 128. 0/ 17 - 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
- Nov 26, 1996
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR