Data as of Nov 15, 2026
61.31.200.0/22
No anonymizer space · no proxy exits in 30 daysTaiwan Fixed Network, Telco and Network Service Provider. · space held by Taiwan Fixed Network CO.,LTD.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 61.31.192.0/19 since Aug 2016 | AS9924 | Business | Taiwan Fixed Network CO.,LTD. | ||
| 61.31.0.0/16 since Aug 2016 | AS9924 | Business | 13 | Taiwan Fixed Network CO.,LTD. |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 61.31.200.0/23 since Aug 2016 | AS9924 | Internet provider | Taiwan Fixed Network CO.,LTD. | |
| 61.31.200.0/24 since Apr 2020 | AS9924 | Business | Taiwan Fixed Network CO.,LTD. | |
| 61.31.201.0/24 since Apr 2020 | AS9924 | Business | Taiwan Fixed Network CO.,LTD. | |
| 61.31.202.0/24 since Apr 2020 | AS9924 | Business | Taiwan Fixed Network CO.,LTD. | |
| 61.31.203.0/24 since Apr 2020 | AS9924 | Internet provider | Taiwan Fixed Network CO.,LTD. |
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 |
|---|---|---|---|---|---|---|
| 61.31.0.0/16 | 65,536 | TFN-NET | Taiwan Fixed Network CO.,LTD. | ALLOCATED PORTABLE | — | hostmaster@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 768 | 75% | 3 | |
| Internet provider | 256 | 25% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- Taiwan Fixed Network CO.,LTD.
- Range
- 61.
31. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
Origin network
AS9924
TW
- Name
- Taiwan Fixed Network, Telco and Network Service Provider.
- Type
- Internet provider
- Registered
- Mar 28, 2000
- Domain
- taiwanmobile.com
- Website
- www.taiwanmobile.com
- 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
- Nov 2006
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 61.31.0.0/16 | AS9924 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9924 | NTTCOM | Taiwan Fixed Network | MAINT-AS9924 | Jan 4, 2010 |
Whois
Registration for this announcement
- Range
- 61.
31. 192. 0/ 20 - Netname
- TFN-NET
- Registrant country
- TW
- Organization
- Not stated by the registry
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Apr 2, 2002
- Status
- assigned
Report abuse
Abuse contact
- nickchang@
taiwanmobile. com - Name
- IRT-PROFOND-TW
- Handle
- IRT-PROFOND-TW