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	Prefix	Description
	50.204.145.0/24	Comcast Cable Communications, LLC
	68.74.240.0/24	AT&T Enterprises, LLC

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS33491	Comcast Cable Communications, LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS33491	Comcast Cable Communications, LLC	✔	✘

ASHandle:       AS27369
OrgID:          SWEDI
ASName:         SWEDISH
ASNumber:       27369
RegDate:        2003-02-21
Updated:        2020-02-18
TechHandle:     KALIN8-ARIN
AbuseHandle:    KALIN8-ARIN
NOCHandle:      KALIN8-ARIN
Source:         ARIN



OrgID:          SWEDI
OrgName:        Swedish Covenant Hospital
CanAllocate:    
Street:         5145 N. California Ave
City:           Chicago
State/Prov:     IL
Country:        US
PostalCode:     60625
RegDate:        2003-02-03
Updated:        2020-02-18
OrgAdminHandle: KALIN8-ARIN
OrgTechHandle:  KALIN8-ARIN
OrgAbuseHandle: KALIN8-ARIN
OrgNOCHandle:   KALIN8-ARIN
Source:         ARIN





OrgAdminHandle:       KALIN8-ARIN
OrgAdminName:         Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        KALIN8-ARIN
OrgTechName:          Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       KALIN8-ARIN
OrgAbuseName:         Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         KALIN8-ARIN
OrgNOCName:           Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           KALIN8-ARIN
TechName:             Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          KALIN8-ARIN
AbuseName:            Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            KALIN8-ARIN
NOCName:              Michael Kalinka
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-04T03:25:03Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-comcast-edia	2772