AS4651 The Communications Authority of Thailand (CAT) 🇹🇠TH
National Telecom Public Company Limited. Announcing 38 prefixes, seen at the RIS collectors.
IPv4 prefixes
37
10,240 (40 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
14
transit providers observed
Peers
35
settlement-free adjacencies
Downstreams
39
transit customers observed
Customer cone
8,149
ASes reachable through it
Registry and operator data
- AS number
- AS4651
- Name
- The Communications Authority of Thailand (CAT)
- Organisation
- NT(CAT) IIG
- Country
- 🇹🇠TH
- RIR
- APNIC
- Allocated
- 1995-12-27
- Network type
- NSP
- Traffic levels
- 1-5Tbps
- Scope
- Asia Pacific
- Peering policy
- Open
- IRR as-set
- AS-CAT-IIG
- Website
- https://www.ntplc.co.th/
- PeeringDB
- net/2202
- Exchanges
- 14
- Facilities
- 12
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Whois
Fetched from whois.apnic.net
as-block: AS4608 - AS4865 descr: APNIC ASN block remarks: These AS numbers are further assigned by APNIC remarks: to APNIC members and end-users in the APNIC region admin-c: HM20-AP tech-c: HM20-AP mnt-by: APNIC-HM mnt-lower: APNIC-HM last-modified: 2019-05-20T03:52:26Z source: APNIC role: APNIC Hostmaster address: PO Box 3646 address: South Brisbane address: QLD 4101 country: AU phone: +61 7 3858 3100 fax-no: +61 7 3858 3199 e-mail: helpdesk@apnic.net admin-c: AMS11-AP tech-c: AH256-AP nic-hdl: HM20-AP remarks: Administrator for APNIC notify: hostmaster@apnic.net mnt-by: MAINT-APNIC-AP last-modified: 2026-08-26T00:40:00Z source: APNIC aut-num: AS4651 as-name: NTPCL-AS-AP descr: National Telecom Public Company Limited country: TH org: ORG-NTPC1-AP admin-c: NTPC2-AP tech-c: NTPC2-AP mnt-by: APNIC-HM mnt-irt: IRT-NTPCL-TH mnt-routes: MAINT-NTPCL-TH mnt-lower: MAINT-NTPCL-TH abuse-c: AN3307-AP last-modified: 2025-11-20T00:05:00Z source: APNIC irt: IRT-NTPCL-TH address: 99 Chaengwattana Road, Thung Song Hong Subdistrict, Luk Si, Luksi Bangkok 10210 e-mail: pitoon.p@ntplc.co.th abuse-mailbox: pitoon.p@ntplc.co.th admin-c: NTPC2-AP tech-c: NTPC2-AP auth: # Filtered remarks: pitoon.p@ntplc.co.th was validated on 2026-05-05 mnt-by: MAINT-NTPCL-TH last-modified: 2026-09-01T03:56:13Z source: APNIC organisation: ORG-NTPC1-AP org-name: National Telecom Public Company Limited org-type: LIR country: TH address: 99 Chaengwattana Road address: Thung Song Hong Subdistrict address: Luk Si phone: +662-104-4300 e-mail: pitoon.p@ntplc.co.th mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2025-10-12T13:37:15Z source: APNIC role: ABUSE NTPCLTH country: ZZ address: 99 Chaengwattana Road, Thung Song Hong Subdistrict, Luk Si, Luksi Bangkok 10210 phone: +000000000 e-mail: pitoon.p@ntplc.co.th admin-c: NTPC2-AP tech-c: NTPC2-AP nic-hdl: AN3307-AP remarks: Generated from irt object IRT-NTPCL-TH remarks: pitoon.p@ntplc.co.th was validated on 2026-05-05 abuse-mailbox: pitoon.p@ntplc.co.th mnt-by: APNIC-ABUSE last-modified: 2026-05-05T14:35:00Z source: APNIC role: National Telecom Public Company Limited administrator address: 99 Chaengwattana Road, Thung Song Hong Subdistrict, Luk Si, Luksi Bangkok 10210 country: TH phone: +662-104-4300 e-mail: pitoon.p@ntplc.co.th admin-c: NTPC2-AP tech-c: NTPC2-AP nic-hdl: NTPC2-AP mnt-by: MAINT-NTPCL-TH last-modified: 2025-11-11T23:31:26Z source: APNIC