Home Prefix Lookup206.180.240.0/20

206.180.240.0/20 - BGP Prefix

IPv4ARINallocated RPKI Valid

CIDR

206.180.240.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇨🇦 Canada

City

Montreal

RIR

ARIN

Status

allocated

Allocated

2012-06-26

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

8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
206.180.240.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.242.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.244.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.246.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.248.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.250.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.252.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11
206.180.254.0/23	AS22423 ALTIMA-TELECOM - Altima Telecom	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
206.180.240.0/20	AS22423	/20	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS22423	ARIN	MNT-ASL-256	2025-10-23

Transfer History

Registry transfers of 206.180.240.0/20, blocks inside it, or blocks containing it.

206.180.240.0/20M&A · 2018-03-20
Altima Cable Quebec
🇨🇦 CA ARIN
→
Altima Telecom
🇨🇦 CA ARIN

Date	Resource	From	To	Type
2018-03-20	206.180.240.0/20	Altima Cable Quebec 🇨🇦 CA ARIN	Altima Telecom 🇨🇦 CA ARIN	M&A

Geolocation

Country🇨🇦CanadaCA

RegionQuebec

CityMontreal

Coordinates45.5019, -73.5674 ↗

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/206.180.240.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/206.180.240.0/20" | jq

External Links

RIPEstat