Data Communication Business Group
AS4782 is Data Communication Business Group (cht.com.tw). It announces 414,208 IPv4 addresses in 17 prefixes, and 2 IPv6 prefixes.
Taiwan· APNIC· allocated 1996-07-09· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Taiwan414,208 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- GSNET
- name
- Data Communication Business Group
- country
- TW
- source
- apnic
- updated
- 2025-11-06
- descr
- Data Communication Business Group / Chunghwa Telecom Co., Ltd. / Taipei Taiwan
- maintainer
- MAINT-TW-TWNIC
- maintainer email
- chku@twnic.net.tw
- abuse
- AT939-AP
- abuse name
- ABUSE TWNICAP
- abuse email
- hostmaster@twnic.tw
- abuse kind
- role
- admin
- CY80-AP
- tech
- CY80-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.
- VPN IP24draytek0.01%
- geonix, anyip, proxyseller0.02%
- None here
- None here
- None here
- None here
- Hosting IP4,6081.11%
- None here
- Carrier IP409,600Chunghwa98.89%
- None here
- SSH IP1340.03%
- 0.00%
- 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 |
|---|---|---|---|---|
| 61.57.32.0/19 | Taiwan | valid | 17 | 2026-10-02 |
| 61.60.0.0/17 | Taiwan | valid | 17 | 2026-10-02 |
| 61.67.64.0/19 | Taiwan | valid | 17 | 2026-10-02 |
| 103.160.86.0/23 | Taiwan | valid | 17 | 2026-10-02 |
| 117.56.0.0/16 | Taiwan | valid | 17 | 2026-10-02 |
| 117.56.0.0/18 | Taiwan | valid | 17 | 2026-10-02 |
| 124.199.64.0/19 | Taiwan | valid | 17 | 2026-10-02 |
| 124.199.96.0/20 | Taiwan | valid | 17 | 2026-10-02 |
| 163.29.0.0/16 | Taiwan | valid | 17 | 2026-10-02 |
| 203.65.0.0/17 | Taiwan | valid | 17 | 2026-10-02 |
| 203.65.128.0/19 | Taiwan | valid | 17 | 2026-10-02 |
| 210.69.0.0/16 | Taiwan | valid | 17 | 2026-10-02 |
| 210.69.234.0/24 | Taiwan | valid | 17 | 2026-10-02 |
| 210.241.0.0/17 | Taiwan | valid | 17 | 2026-10-02 |
| 211.79.128.0/19 | Taiwan | valid | 17 | 2026-10-02 |
| 211.79.160.0/19 | Taiwan | valid | 17 | 2026-10-02 |
| 223.200.0.0/16 | Taiwan | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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