Department of Education, Hsinchu City
AS18043 is Department of Education, Hsinchu City (hc.edu.tw). It announces 35,584 IPv4 addresses in 10 prefixes, and 2 IPv6 prefixes.
Taiwan· APNIC· allocated 2001-11-09· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Taiwan35,584 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- HCCG-AS
- name
- Department of Education, Hsinchu City
- country
- TW
- source
- apnic
- updated
- 2026-01-06
- descr
- Department of Education, Hsinchu City / No. 120, Zhongzheng Rd., East Dist., Hsinchu City 300, Taiwan (R.O.C.)
- maintainer
- MAINT-TW-TWNIC
- maintainer email
- chku@twnic.net.tw
- abuse email
- tclin@hc.edu.tw
- abuse phone
- +886-03-5249617 # 202
- abuse kind
- irt
- admin
- TR651-AP
- admin name
- TWNIC ROLE-HCCG_HCEB
- admin email
- tclin@hc.edu.tw
- admin phone
- +886-03-5249617
- admin kind
- role
- admin country
- TW
- tech
- TR651-AP
- tech name
- TWNIC ROLE-HCCG_HCEB
- tech email
- tclin@hc.edu.tw
- tech phone
- +886-03-5249617
- tech kind
- role
- tech country
- TW
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- geonix, proxyseller, dataimpulse0.04%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.01%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 120.104.0.0/19 | Taiwan | valid | 4 | 2026-10-02 |
| 120.104.32.0/21 | Taiwan | valid | 4 | 2026-10-02 |
| 120.104.64.0/19 | Taiwan | valid | 4 | 2026-10-02 |
| 120.104.96.0/20 | Taiwan | valid | 4 | 2026-10-02 |
| 144.79.66.0/23 | Taiwan | valid | 4 | 2026-10-02 |
| 163.19.104.0/21 | Taiwan | valid | 4 | 2026-10-02 |
| 163.19.112.0/20 | Taiwan | valid | 4 | 2026-10-02 |
| 163.19.128.0/20 | Taiwan | valid | 4 | 2026-10-02 |
| 163.19.144.0/21 | Taiwan | valid | 4 | 2026-10-02 |
| 163.28.69.0/24 | Taiwan | valid | 4 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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