AS131820 HMM 🇰🇷 KR
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
1,536 (6 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS131820
- Name
- HMM
- Organisation
- HMM21
- Country
- 🇰🇷 KR
- RIR
- APNIC
- Allocated
- 2011-08-01
- Network type
- Enterprise
- Traffic levels
- 1-5Gbps
- Scope
- Asia Pacific
- Peering policy
- No
- IRR as-set
- AS-HMM21
- Website
- https://www.hmm21.com/
- PeeringDB
- net/29652
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 203.239.96.0/22 v4 | no ROA | 42 | 345499318131820 | 2026-09-18 |
| 203.239.97.0/24 v4 | no ROA | 43 | 244829848131820 | 2026-09-18 |
| 203.239.99.0/24 v4 | no ROA | 44 | 345499318131820 | 2026-09-18 |