Data as of Nov 14, 2026

199.43.176.0/21

2 residential-proxy exits · 30 days

Dufferin-Peel Catholic District School Board

Announcement

this exact prefix

No RPKI

Announced by

AS63419

Type

Business

Residential-proxy exits

Proxy exits

0.10% of its addresses · 30 days

Spread

1 of 8

/24s with at least one exit

Providers

selling exits here

Oct 15, 2026 – Nov 13, 2026

Exits seen per day

25 observations

Proxy providers listing exits

Byteful
ThunderProxy

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
199.43.180.0/22 since Jan 2021	AS63419	Business	Dufferin-Peel Catholic District School Board

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: May 2005
Current origin since: Sep 2018 · 8.1 yr
Origin networks: 2
Last change of origin: Sep 2018

Recorded history

History

Handoffs: 1

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS812 not the origin	RADB	Dufferin-Peel CSB	MAINT-AS812	Mar 10, 2026
AS26788 not the origin	RADB	Dufferin-Peel CSB	MAINT-AS812	Mar 10, 2026
AS63419	ALTDB	Proxy registration to prevent harm from ARIN-NONAUTH shutdown	MAINT-AS7034	Apr 4, 2022
AS64319 not the origin	RADB	Added on behalf of Dufferin Peel Catholic District School Board	MAINT-AS812	Mar 10, 2026

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
199.43.176.0/24	AS26788	RADB	Proxy-registered route object	MAINT-AS5769	Nov 13, 2023