Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS21992

Announcement observedARIN

Ontario Health · SSHA-ONE-ASN

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/1/2026, 08:38:44Snapshot expired

View network topology RDAP registration

ASN: AS21992
Registration country: Canada
Name: Ontario Health
Abbreviation: SSHA-ONE-ASN
Registration date: 4/24/2007, 18:57:54
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
199.212.118.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
205.210.180.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
69.42.176.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
69.42.184.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
76.75.128.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
76.75.144.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
76.75.160.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
76.75.176.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Ontario Health
RIR: ARIN
Registration country: Canada
Registration date: 4/24/2007, 18:57:54
Abuse contact: oh-ds_esd@ontariohealth.ca

Snapshot trend

10/1/2026, 08:38:448 v40 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn