Data as of Nov 10, 2026
175.41.51.0/24
No anonymizer space · no proxy exits in 30 daysTaiwan Internet Gateway · space held by International Business Group
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 175.41.48.0/20 since Feb 2010 | AS9505 | Internet provider | International Business Group |
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 |
|---|---|---|---|---|---|---|
| 175.41.48.0/20 | 4,096 | TWGATE-NET | International Business Group | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Registry
Holder
- Organization
- International Business Group
- Range
- 175.
41. 48. 0/ 20 - Registration type
- ALLOCATED PORTABLE
Origin network
AS9505
TW
- Name
- Taiwan Internet Gateway
- Type
- Internet provider
- Registered
- Mar 24, 1999
- Domain
- cht.com.tw
- Website
- www.cht.com.tw
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2011
- Current origin since
- Dec 2011 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 175.41.48.0/20 | AS9505 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9505 | RADB | TWGate route | MAINT-AS9505 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 175.
41. 51. 0/ 24 - Netname
- TWGATE-NET
- Registrant
- Chunghwa Telecom International Business Group
- Registrant country
- TW
- Organization
- Chunghwa Telecom International Business Group
- Org country
- TW
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Dec 17, 2009
- Status
- assigned
Report abuse
Abuse contact
- abuse@
hinet. net - Name
- IRT-HINET-AP
- Handle
- IRT-HINET-AP