Data as of Nov 4, 2026
210.122.128.0/20
No anonymizer space · no proxy exits in 30 dayshy · space held by Sejong Networks
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.122.0.0/16 since May 2005 | AS9848 | Internet provider | 1 | Sejong Networks |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 210.122.128.0/21 since Jan 2022 | AS131826 | Business | Sejong Networks | |
| 210.122.128.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | |
| 210.122.136.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | |
| 210.122.137.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | |
| 210.122.138.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | |
| 210.122.139.0/24 since Jan 2022 | AS131826 | Business | Sejong Networks | |
| 210.122.140.0/22 since Jan 2022 | AS131826 | Business | Sejong Networks |
Network & registry
Origin network
AS131826
KR
- Name
- hy
- Type
- Business
- Registered
- Aug 1, 2011
- Domain
- hy.co.kr
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2022
- Current origin since
- Jan 2022 · 4.8 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS131826 | RADB | SejongTelecom.co.ltd | MAINT-AS4670 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 210.
122. 0. 0/ 16 - Netname
- SEJONG-KR
- Registrant
- Sejong Networks
- Registrant country
- KR
- Organization
- Sejong Networks
- 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