AS18177 NCKU-TW National Cheng Kung University
🇹🇼Org handle: A91BDB29
National Cheng Kung University
APNICallocated
Announced Prefixes (BGP)
89total
89 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)66,048
Announced (BGP)445,696
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Announced Prefixes
(BGP)89|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 |
1-10 of 89
1 / 9
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 140.116.0.0/16 | 🇹🇼 TW | APNIC | assigned |
| 192.83.182.0/23 | 🇹🇼 TW | APNIC | assigned |
All 89 announced prefixes of AS18177 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS18177 hands its own prefixes to: transit providers, or peers at an exchange.
- AS3462Data Communication Business Group89
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 AS18177 should publish an ASPA object
- IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/18177Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/18177" | jq