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	Prefix	Description
	69.42.176.0/20	Ontario Health
	69.42.184.0/21	Ontario Health
	76.75.128.0/19	Ontario Health
	76.75.144.0/20	Ontario Health
	76.75.160.0/19	Ontario Health
	76.75.176.0/20	Ontario Health
	199.212.118.0/24	Thunder Bay Regional Hospital - Port
	205.210.180.0/22	Trillium Health Partners

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS19752	Hydro One Telecom Inc.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS19752	Hydro One Telecom Inc.	✔	✘
	AS32364	Ontario Health	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS32364	Ontario Health	✔	✘

ASHandle:       AS21992
OrgID:          SSHA
ASName:         SSHA-ONE-ASN
ASNumber:       21992
RegDate:        2007-04-24
Comment:        SSHA is an agency of Ministry of Health Ontario
Updated:        2023-04-13
TechHandle:     CKS22-ARIN
TechHandle:     KMA175-ARIN
AbuseHandle:    OHCSO-ARIN
NOCHandle:      OHNOC-ARIN
Source:         ARIN



OrgID:          SSHA
OrgName:        Ontario Health
CanAllocate:    
Street:         P.O. Box 148
Street:         777 Bay Street, Suite 701
City:           Toronto
State/Prov:     ON
Country:        CA
PostalCode:     M5G-2C8
RegDate:        2004-03-29
Updated:        2025-10-20
OrgAdminHandle: CKS22-ARIN
OrgTechHandle:  CKS22-ARIN
OrgTechHandle:  KMA175-ARIN
OrgAbuseHandle: OHCSO-ARIN
OrgNOCHandle:   OHNOC-ARIN
Source:         ARIN





OrgAdminHandle:       CKS22-ARIN
OrgAdminName:         Krishna Sumanth Chava
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        CKS22-ARIN
OrgTechName:          Krishna Sumanth Chava
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        KMA175-ARIN
OrgTechName:          Kelly Martin
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       OHCSO-ARIN
OrgAbuseName:          OHCSO
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         OHNOC-ARIN
OrgNOCName:            OH NOC
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           CKS22-ARIN
TechName:             Krishna Sumanth Chava
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           KMA175-ARIN
TechName:             Kelly Martin
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          OHCSO-ARIN
AbuseName:             OHCSO
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            OHNOC-ARIN
NOCName:               OH NOC
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:26:01Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-transroute-spec	19683
RADB	as19752:as-customers	53
RADB	as-rogers:as-customers	604
RADB	as-hurricane	24739
ARIN	as-xo-b	58181
LEVEL3	as-level3-origins-na	0
RADB	as-allstream-clients	393
RADB	as-hydroonetelecom	43