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	Prefix	Description
	24.155.10.0/24	Grande Communications
	168.200.2.0/23	University of Colorado Hospital
	168.200.5.0/24	University of Colorado Hospital
	168.200.6.0/24	University of Colorado Hospital

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS209	Lumen (ex. Qwest)	✔	✘
	AS7459	Grande Communications Networks, LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS209	Lumen (ex. Qwest)	✔	✘
	AS7459	Grande Communications Networks, LLC	✔	✘
	AS6461	Zayo Bandwidth	✔	✘

ASHandle:       AS18693
OrgID:          UCHA
ASName:         UCH-CENTRAL
ASNumber:       18693
RegDate:        2013-06-04
Updated:        2013-06-04
Source:         ARIN



OrgID:          UCHA
OrgName:        University of Colorado Hospital
CanAllocate:    
Street:         13001 East 17th Place
Street:         UH Fitzsimons bldg 500 5th floor east
Street:         Information Services
City:           Aurora
State/Prov:     CO
Country:        US
PostalCode:     80045-0505
RegDate:        1993-09-09
Updated:        2023-05-01
OrgAdminHandle: DIT2-ARIN
OrgTechHandle:  DIT2-ARIN
OrgTechHandle:  SJB6-ARIN
OrgTechHandle:  THEIS56-ARIN
OrgAbuseHandle: DIT2-ARIN
OrgNOCHandle:   DIT2-ARIN
Source:         ARIN





OrgAdminHandle:       DIT2-ARIN
OrgAdminName:          Director - Information Technology
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        DIT2-ARIN
OrgTechName:           Director - Information Technology
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        SJB6-ARIN
OrgTechName:          Sandra Bryant
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        THEIS56-ARIN
OrgTechName:          Jason Theis
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       DIT2-ARIN
OrgAbuseName:          Director - Information Technology
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         DIT2-ARIN
OrgNOCName:            Director - Information Technology
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-26T03:36:55Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-lumen-customers-asns	10695
LEVEL3	as-sprint-origins	7309
RADB	as-pnapphi	57
RADB	as-grande	169