Data as of Nov 7, 2026
203.28.129.0/24
No anonymizer space · no proxy exits in 30 daysSymphony Communication (Thailand) PCL. · space held by Horizon Cable Communication Co.,Ltd.
Network & registry
Announced by
Covering announcement 203.28.128.0/23
- Prefix
- 203.28.128.0/23
- Announced by
- AS132280 Symphony Communication (Thailand) PCL.
- Type
- Residential
- Proxy exits
- 1
- RPKI
- No RPKI
- Netname
- HORIZON-TH
- Registrant
- Horizon Cable Communication Co.,Ltd.
- RIR
- APNIC
Origin network
AS132280
TH
- Name
- Symphony Communication (Thailand) PCL.
- Type
- Internet provider
- Registered
- May 23, 2012
- Domain
- symphony.net.th
- Website
- www.symphony.net.th
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.28.128.0/23
203.28.128.0/23
Routing history
- Pattern
- Rotating
- First seen
- Apr 2011
- Current origin since
- Sep 2024 · 2.1 yr
- Origin networks
- 3
- Last change of origin
- Sep 2024
Recorded history
History
- Handoffs
- 2
IRR
Route objects on 203.28.128.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4618 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Jun 12, 2020 |
| AS4618 not the origin | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| AS38082 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Aug 31, 2018 |
| AS38082 not the origin | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| AS45629 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Jun 16, 2020 |
| AS45629 not the origin | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| AS56134 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Apr 16, 2020 |
| AS56134 not the origin | RADB | CSLoxinfo IIG Route object for Horizon Cable Communication | MAINT-AS45430 | Jul 2, 2026 |
| AS58586 not the origin | RADB | Registration for AS58586 | MAINT-AS132280 | Nov 13, 2023 |
| AS58913 not the origin | RADB | BB Connect route object for NEW SHINE INTERNET | MAINT-AS45796 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 203.
28. 128. 0/ 23 - Netname
- HORIZON-TH
- Registrant
- Horizon Cable Communication Co.,Ltd.
- Registrant country
- TH
- Organization
- Not stated by the registry
- Type
- ASSIGNED PORTABLE
- Created
- Not stated by the registry
- Updated
- Apr 22, 2026
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- TH
- Delegated
- Mar 15, 2011
- Status
- assigned
Report abuse
Abuse contact
- htvnms@
htv. co. th - Name
- ABUSE HORIZONTH
- Handle
- AH1196-AP