AS131660
Data Communication Business Group,
AS131660 is Data Communication Business Group,. It announces 1,280 IPv4 addresses in 5 prefixes, and 5 IPv6 prefixes.
Taiwan· APNIC· allocated 2011-07-21· ISP
1,280
IPv4 addresses announced
5
IPv4 prefixes
5
IPv6 prefixes
100.00%
of its routes RPKI-valid
1,280
of its IPv4 geolocated
1
country
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Taiwan1,280 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CHTCDN
- name
- Data Communication Business Group,
- country
- TW
- source
- apnic
- updated
- 2025-11-07
- descr
- Data Communication Business Group, / Chunghwa Telecom Co.,Ltd. / No.21, Sec.1, Xinyi Rd., Taipei City / 10048, Taiwan
- maintainer
- MAINT-TW-TWNIC
- maintainer email
- chku@twnic.net.tw
- abuse
- AT939-AP
- abuse name
- ABUSE TWNICAP
- abuse email
- hostmaster@twnic.tw
- abuse phone
- +886-2-2322-3495
- abuse kind
- role
- admin
- HN27-AP
- tech
- HN27-AP
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
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP1,280Chunghwa100.00%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 168.95.245.0/24 | Taiwan | Valid | 17 | 2026-10-02 |
| 168.95.246.0/24 | Taiwan | Valid | 17 | 2026-10-02 |
| 203.74.220.0/24 | Taiwan | Valid | 17 | 2026-10-02 |
| 203.74.221.0/24 | Taiwan | Valid | 17 | 2026-10-02 |
| 203.74.222.0/24 | Taiwan | Valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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