Home Prefix Lookup2401:5a40:4::/48

2401:5a40:4::/48 - COSMOPOLITAN1 AP Cosmopolitan Communications Limited (AS136759)

IPv6APNICassignedAS136759COSMOPOLITAN1-AS-AP Cosmopolitan Communications Limited RPKI Valid

CIDR

2401:5a40:4::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇧🇩 BD

RIR

APNIC

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2401:5a40:4::/48	AS136759 COSMOPOLITAN1-AS-AP Cosmopolitan Communications Limited	Valid	APNIC	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
2401:5a40::/32	AS136759 COSMOPOLITAN1-AS-AP Cosmopolitan Communications Limited	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2401:5a40:4::/48	AS136759	/48	apnic
2401:5a40::/32	AS136759	/32	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS136759	APNIC	MAINT-COSMOPOLITAN1-BD	2026-04-23

Origin ASN

AS136759

COSMOPOLITAN1-AS-AP Cosmopolitan Communications Limited

Related Prefixes

Covering prefix

2401:5a40::/32AS136759

More prefixes of AS136759

All prefixes of AS136759 →

Geolocation

Country🇧🇩BDBD

Coordinates23.6850, 90.3563 ↗

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/2401:5a40:4::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2401:5a40:4::/48" | jq

External Links

RIPEstat