Home Prefix Lookup142.12.0.0/17

142.12.0.0/17 - Cape Breton University (AS393907)

IPv4ARINannouncedAS393907CAPEBRETONU - Cape Breton University RPKI Valid

CIDR

142.12.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇨🇦 Canada

City

Sydney

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
142.12.0.0/17	AS393907 CAPEBRETONU - Cape Breton University	Valid	ARIN	2026-10-12

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
142.12.0.0/16	AS393907 CAPEBRETONU - Cape Breton University	No ROA	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
142.12.0.0/17	AS393907	/17	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS393907	ARIN	MNT-UCCB-Z	2026-08-24

Origin ASN

AS393907

CAPEBRETONU - Cape Breton University

Related Prefixes

Covering prefix

142.12.0.0/16AS393907

Geolocation

Country🇨🇦CanadaCA

RegionNova Scotia

CitySydney

Coordinates46.1700, -60.0950 ↗

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/142.12.0.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/142.12.0.0/17" | jq

External Links

RIPEstat