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	Prefix	Description
	170.153.104.0/22	Ceridian Employer Services
	170.153.105.0/24	Ceridian Employer Services
	170.153.106.0/24	Ceridian Employer Services
	170.153.124.0/22	Ceridian Employer Services
	170.153.125.0/24	Ceridian Employer Services
	170.153.126.0/24	Ceridian Employer Services

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications	✔	✘
	AS15290	Allstream Corp.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications	✔	✘
	AS15290	Allstream Corp.	✔	✘
	AS1239	Sprint Wireline (Cogent)	✔	✘

ASHandle:       AS27265
OrgID:          CCL-134
ASName:         CERIDIAN-CANADA
ASNumber:       27265
RegDate:        2003-02-04
Updated:        2012-03-02
Source:         ARIN



OrgID:          CCL-134
OrgName:        Ceridian Canada Ltd.
CanAllocate:    
Street:         675 Cochrane Dr
City:           Markham
State/Prov:     ON
Country:        CA
PostalCode:     L3R 0B8
RegDate:        2003-01-15
Updated:        2019-11-26
OrgAdminHandle: ASI50-ARINASI50-ARIN
OrgTechHandle:  ASI50-ARINASI50-ARIN
OrgTechHandle:  NSC61-ARIN
OrgAbuseHandle: ASI50-ARINASI50-ARIN
OrgAbuseHandle: NSC61-ARIN
Source:         ARIN





OrgAdminHandle:       ASI50-ARINASI50-ARIN
OrgAdminName:         Aman Singh
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ASI50-ARINASI50-ARIN
OrgTechName:          Aman Singh
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NSC61-ARIN
OrgTechName:           Network Services, Canada
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ASI50-ARINASI50-ARIN
OrgAbuseName:         Aman Singh
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       NSC61-ARIN
OrgAbuseName:          Network Services, Canada
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-04-18T03:29:22Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-pnapacs	277
RADB	as-rogers:as-customers	530
RADB	as-allstream-clients	393
ARIN	as-xo-b	55012
RADB	as684:as-customers	45