Home Prefix Lookup2404:140:a00::/40

2404:140:a00::/40 - Thammasat University In Thailand (AS37992)

IPv6APNICannouncedAS37992THAMMASAT-BORDER-AS - Thammasat University in thailandNo ROA

CIDR

2404:140:a00::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇹🇭 Thailand

City

Phra Nakhon (Khwaeng Bang Khun Phrom)

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2404:140:a00::/40	AS37992 THAMMASAT-BORDER-AS - Thammasat University in thailand	No ROA	-	2026-10-27

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
2404:140::/32	AS37992 THAMMASAT-BORDER-AS - Thammasat University in thailand	No ROA	-	2026-10-27

Origin ASN

AS37992

THAMMASAT-BORDER-AS - Thammasat University in thailand

Related Prefixes

Covering prefix

2404:140::/32AS37992

More prefixes of AS37992

All prefixes of AS37992 →

Geolocation

Country🇹🇭ThailandTH

RegionBangkok

CityPhra Nakhon (Khwaeng Bang Khun Phrom)

Coordinates13.7677, 100.5040 ↗

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/2404:140:a00::/40

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

curl -s "https://api.ipctl.io/v1/prefix/2404:140:a00::/40" | jq

External Links

RIPEstat