Home Prefix Lookup2a0b:4340:d0::/47

2a0b:4340:d0::/47 - KOSAKA Xiaodong Qi (AS49904)

IPv6RIPEannouncedAS49904KOSAKA Xiaodong QiNo ROA

CIDR

2a0b:4340:d0::/47

IP Version

IPv6

Addresses

2.4Y

Mask

/47

Country

🇺🇸 United States

City

Ashburn

RIR

RIPE

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2a0b:4340:d0::/47	AS49904 KOSAKA Xiaodong Qi	No ROA	-	2026-10-11

More Specific Prefixes

Prefix	AS	Country	Status
2a0b:4340:d0::/48		🇺🇸US	assigned

Transfer History

Registry transfers of 2a0b:4340:d0::/47, blocks inside it, or blocks containing it.

2a0b:4340::/29Transfer · 2019-07-09
Misaka Network LLC
RIPE NCC
→
Misaka Network, Inc.
RIPE NCC

Date	Resource	From	To	Type
2019-07-09	2a0b:4340::/29	Misaka Network LLC RIPE NCC	Misaka Network, Inc. RIPE NCC	Transfer

Origin ASN

AS49904

KOSAKA Xiaodong Qi

Related Prefixes

More prefixes of AS49904

All prefixes of AS49904 →

Geolocation

Country🇺🇸United StatesUS

RegionVirginia

CityAshburn

Coordinates39.0438, -77.4874 ↗

Abuse Contact

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/2a0b:4340:d0::/47

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

curl -s "https://api.ipctl.io/v1/prefix/2a0b:4340:d0::/47" | jq

External Links

RIPEstat