Data as of Nov 7, 2026
203.65.128.0/19
No anonymizer space · no proxy exits in 30 daysData Communication Business Group · space held by Taiwan Network Information Center
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.64.0.0/14 | 262,144 | TWNIC-TW | Taiwan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
| └ 203.65.128.0/19 | 8,192 | HEALTHNET-NET | Ministry of Health and Welfare | ALLOCATED PORTABLE | — | ccandyya@ |
Network & registry
Registry
Holder
- Organization
- Taiwan Network Information Center
- Range
- 203.
64. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4782
TW
- Name
- Data Communication Business Group
- Type
- Internet provider
- Registered
- Jul 9, 1996
- Domain
- cht.com.tw
- Website
- www.cht.com.tw/en/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 203.
65. 128. 0/ 19 - Netname
- HEALTHNET-NET
- Registrant
- Ministry of Health and Welfare
- Registrant country
- TW
- Organization
- Ministry of Health and Welfare
- Org country
- TW
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 24, 2026
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Dec 14, 1994
- Status
- assigned
Report abuse
Abuse contact
- ccandyya@
mohw. gov. tw - Name
- TWNIC ROLE-HEALTHNET
- Handle
- TR390-AP