Data as of Nov 10, 2026
Autonomous system
AS131820
HMM
Announces 1,024 addresses in 3 prefixes. None of it is anonymizer space.
Type
Business
KR
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 203.239.96.0/22 since Mar 2022 | Business | Sejong Networks | |
| 203.239.97.0/24 since Jun 2022 | Business | Sejong Networks | |
| 203.239.99.0/24 since Jun 2022 | Business | Sejong Networks |
Network & history
Profile
- Registered
- Aug 1, 2011
- Domain
- hmm21.com
- Website
- www.hmm21.com/
- Industry
- Freight, Shipment, and Postal Services
Routing patterns
How its announcements have moved
Arrivals