Data as of Nov 5, 2026
61.252.176.0/20
No anonymizer space · no proxy exits in 30 daysSejong Networks
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 61.252.176.0/24 since Jun 2023 | AS38667 | Business | Sejong Networks | |
| 61.252.177.0/24 since Dec 2023 | AS38667 | Business | Sejong Networks | |
| 61.252.178.0/24 since Dec 2023 | AS38667 | Business | Sejong Networks | |
| 61.252.186.0/24 since Aug 2026 | AS38667 | Business | Sejong Networks | |
| 61.252.187.0/24 since Aug 2026 | AS38667 | Business | Sejong Networks | |
| 61.252.188.0/24 since Aug 2026 | AS38667 | Business | Sejong Networks | |
| 61.252.191.0/24 since May 2023 | AS38667 | Business | Sejong Networks |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 2,304 | 56% | 2 | |
| Business | 1,792 | 44% | 7 |
Network & registry
Origin network
AS9848
KR
- Name
- Sejong Networks
- Type
- Internet provider
- Registered
- Feb 4, 2000
- Domain
- sejongnetworks.com
- Website
- en.sejongnetworks.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 61.252.176.0/23 | AS18311 | RADB | Sejong Telecom | MAINT-AS4766 | Nov 13, 2023 |
| 61.252.176.0/23 | AS9318 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Apr 28, 2006 |
| 61.252.184.0/24 | AS38669 | RADB | AS38669 | MAINT-AS9318 | Nov 13, 2023 |
| 61.252.185.0/24 | AS38669 | RADB | AS38669 | MAINT-AS9318 | Nov 13, 2023 |
| 61.252.189.0/24 | AS9770 | RADB | AS9770 | MAINT-AS9318 | Nov 13, 2023 |
| 61.252.190.0/24 | AS9770 | RADB | AS9770 | MAINT-AS9318 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 61.
252. 160. 0/ 19 - 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
- Mar 21, 2001
- Status
- assigned
Report abuse
Abuse contact
- irt@
nic. or. kr - Name
- IRT-KRNIC-KR
- Handle
- IRT-KRNIC-KR