Home Prefix Lookup2620:57:4000::/40

2620:57:4000::/40 - (AS62831)

IPv6ARINallocatedAS62831 RPKI Valid

CIDR

2620:57:4000::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇨🇦 Canada

City

Toronto (Old Toronto)

RIR

ARIN

Status

allocated

Allocated

2013-10-29

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

7 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2620:57:4001::/48	AS393818 TUCOWS-TRS-DNS1 - Tucows.com Co.	Valid	-	2026-10-12
2620:57:4002::/48	AS63363 TUCOWS-TRS-DNS2 - Tucows.com Co.	Valid	-	2026-10-12
2620:57:4003::/48	AS39122 BLACKNIGHT-AS Blacknight Internet Solutions Limited	Valid	-	2026-10-12
2620:57:4004::/48	AS38345 ZDNS - Internet Domain Name System Beijing Engineering Resrarch Center Ltd.	Invalid	-	2026-10-12
2620:57:4005::/48	AS38345 ZDNS - Internet Domain Name System Beijing Engineering Resrarch Center Ltd.	Invalid	-	2026-10-12
2620:57:4005::/48	AS63363 TUCOWS-TRS-DNS2 - Tucows.com Co.	Valid	-	2026-10-12
2620:57:4007::/48	AS393818 TUCOWS-TRS-DNS1 - Tucows.com Co.	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2620:57:4000::/40	AS62831	/48	arin

Transfer History

Registry transfers of 2620:57:4000::/40, blocks inside it, or blocks containing it.

2620:57:4000::/40M&A · 2021-11-16
Uniregistry Corp.
🇰🇾 KY ARIN
→
Tucows.com Co.
🇨🇦 CA ARIN

Date	Resource	From	To	Type
2021-11-16	2620:57:4000::/40	Uniregistry Corp. 🇰🇾 KY ARIN	Tucows.com Co. 🇨🇦 CA ARIN	M&A

Origin ASN

AS62831

Geolocation

Country🇨🇦CanadaCA

RegionOntario

CityToronto (Old Toronto)

Coordinates43.6387, -79.4262 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2620:57:4000::/40

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

curl -s "https://api.ipctl.io/v1/prefix/2620:57:4000::/40" | jq

External Links

RIPEstat