Data as of Nov 14, 2026
123.0.32.0/20
No anonymizer space · no proxy exits in 30 daysUnion Broadband Network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 123.0.32.0/19 since Apr 2023 | AS24164 | Residential | Union Broadband Network |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 123.0.32.0/21 since May 2024 | AS24164 | Residential | Union Broadband Network | |
| 123.0.40.0/23 since May 2024 | AS24164 | Residential | Union Broadband Network | |
| 123.0.42.0/24 since May 2024 | AS24164 | Residential | Union Broadband Network | |
| 123.0.44.0/22 since May 2024 | AS24164 | Residential | Union Broadband Network |
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 |
|---|---|---|---|---|---|---|
| 123.0.32.0/19 | 8,192 | UBBNET-NET | Union Broadband Network | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Registry
Holder
- Organization
- Union Broadband Network
- Range
- 123.
0. 32. 0/ 19 - Registration type
- ALLOCATED PORTABLE
Origin network
AS24164
TW
- Name
- Union Broadband Network
- Type
- Internet provider
- Registered
- Jul 11, 2005
- Domain
- twmbroadband.com
- Website
- www.twmbroadband.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
- Jan 2010
- Current origin since
- Apr 2023 · 3.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 123.0.32.0/19 | AS24164 | /24 | APNIC | RPKI valid |
| 123.0.32.0/19 | AS24164 | /20 | APNIC | RPKI valid |
| 123.0.32.0/19 | AS4662 | /19 | APNIC | Another network |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 123.0.43.0/24 | AS24164 | RADB | Taiwan Fixed Network Proxy Announcement | MAINT-AS9924 | Apr 17, 2026 |
Whois
Registration for this announcement
- Range
- 123.
0. 32. 0/ 20 - Netname
- UBBNET-NET
- Registrant
- TFN Media Co., Ltd.
- Registrant country
- TW
- Organization
- TFN Media Co., Ltd.
- Org country
- TW
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Oct 19, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
twmbroadband. net - Name
- IRT-UBBNET-TW
- Handle
- IRT-UBBNET-TW