AS9640 KRCERT-AS-KR Korea Internet Security Agency
Announced Prefixes (BGP)
6total
6 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)1,536
Announced (BGP)1,536
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
20
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)6|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | Other IRR | 2026-10-09 | |
| No ROA | Other IRR | 2026-10-09 | |
| No ROA | Other IRR | 2026-10-09 | |
| No ROA | Other IRR | 2026-10-09 | |
| No ROA | - | 2026-10-09 | |
| No ROA | - | 2026-10-09 |
Allocated Prefixes
(RIR)6Prefix | Country | RIR | Status |
|---|---|---|---|
| 180.222.220.0/24 | 🇰🇷 KR | APNIC | assigned |
| 192.5.90.0/24 | 🇰🇷 KR | APNIC | assigned |
| 192.132.247.0/24 | 🇰🇷 KR | APNIC | assigned |
| 192.203.140.0/24 | 🇰🇷 KR | APNIC | assigned |
| 218.37.128.0/24 | 🇰🇷 KR | APNIC | assigned |
| 218.37.129.0/24 | 🇰🇷 KR | APNIC | assigned |
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS9640 should publish an ASPA object
- IPv4 transfer marketTransfers published by all five RIRs
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/9640Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/9640" | jq