120.104.32.0/21 - HCCG Department Of Education, Hsinchu City (AS18043)
CIDR
120.104.32.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.104.32.0/21 | AS18043 HCCG-AS Department of Education, Hsinchu City | Valid | - | 2026-10-11 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.96.0.0/11 | AS1659 ERX-TANET-ASN1 Taiwan Academic Network TANet Information Center | Valid | - | 2026-10-11 |
| 120.104.0.0/16 | AS9916 NCTU-TW National Yang Ming Chiao Tung University | Valid | - | 2026-10-11 |
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/120.104.32.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/120.104.32.0/21" | jq
External Links