Home Prefix Lookup2001:c38:9700::/40

2001:c38:9700::/40 - National Telecom Public Company Limited (AS9931)

IPv6APNICannouncedAS9931NTPCL-AS-AP - National Telecom Public Company Limited RPKI Valid

CIDR

2001:c38:9700::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇹🇭 Thailand

City

Khwaeng Thung Song Hong

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:c38:9700::/40	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	APNICOther IRR	2026-10-12

Related Announcements

1 less-specific, 22 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2001:c38:9000::/36	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9700::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9703::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9704::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9705::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9706::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9707::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9708::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:970a::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:970b::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:970c::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:970d::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:970e::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:970f::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9710::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9711::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9712::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9713::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9714::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9715::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9716::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12
2001:c38:9718::/48	AS9464 PSU-TH-AS-AP - Prince of Songkla University (Sritrang'NET)	Valid	-	2026-10-12
2001:c38:9720::/48	AS9931 NTPCL-AS-AP - National Telecom Public Company Limited	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2001:c38:9700::/40	AS9931	/40	apnic
2001:c38:9000::/36	AS9931	/36	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS9931	APNIC	MAINT-NTPCL-TH	2025-11-19
AS9931	Other IRR	MAINT-THIX-CAT-TH	2023-11-13

Origin ASN

AS9931

NTPCL-AS-AP - National Telecom Public Company Limited

Related Prefixes

Covering prefix

2001:c38:9000::/36AS9931

More prefixes of AS9931

All prefixes of AS9931 →

Geolocation

Country🇹🇭ThailandTH

RegionBangkok

CityKhwaeng Thung Song Hong

Coordinates13.8963, 100.5800 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2001:c38:9700::/40

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/2001:c38:9700::/40" | jq

External Links

RIPEstat