Data as of Nov 5, 2026
209.15.121.0/24
No anonymizer space · no proxy exits in 30 daysNational Telecom Public Company Limited
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 |
|---|---|---|---|---|---|---|
| 209.15.96.0/19 | 8,192 | NTPCL-TH | National Telecom Public Company Limited (ORG-NTPC1-AP) · TH | ALLOCATED PORTABLE | — | pitoon. |
| └ 209.15.112.0/20 | 4,096 | catCloud-TH | Cat Telecom | ASSIGNED NON-PORTABLE | — | pitoon. |
Network & registry
IPv4 market
Holder
- Organization
- National Telecom Public Company Limited
- Handle
- ORG-NTPC1-AP
- Range
- 209.
15. 96. 0/ 19 - Registration type
- ALLOCATED PORTABLE
Origin network
AS139591
TH
- Name
- National Telecom Public Company Limited
- Type
- Internet provider
- Registered
- Sep 5, 2023
- Domain
- ntplc.co.th
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2024
- Current origin since
- May 2024 · 2.4 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 209.15.121.0/24 | AS139591 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 209.
15. 112. 0/ 20 - Netname
- catCloud-TH
- Registrant
- Cat Telecom
- Registrant country
- TH
- Organization
- Cat Telecom
- Org country
- TH
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 19, 2025
- Maintainer
- MAINT-NTPCL-TH
- RIR
- APNIC
- Country
- TH
- Delegated
- Mar 17, 1999
- Status
- assigned
Report abuse
Abuse contact
- pitoon.
p@ ntplc. co. th - Name
- ABUSE NTPCLTH
- Handle
- AN3307-AP