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	Prefix	Description
	66.230.0.0/18	Texas Tech University Health Sciences Center
	69.175.128.0/17	Texas Tech University Health Sciences Center
	208.122.128.0/18	Texas Tech University Health Sciences Center
	208.122.156.0/23	Texas Tech University Health Sciences Center
	2620:118:3000::/40	Texas Tech University Health Sciences Center

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS22645	LEARN	✔	✔
	AS15164	Unite Private Networks LLC.	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS15164	Unite Private Networks LLC.	✔	✔
	AS22645	LEARN	✔	✔
	AS16905	LEARN	✔	✘

ASHandle:       AS46476
OrgID:          TTUHS
ASName:         TTUHSC
ASNumber:       46476
RegDate:        2008-09-29
Updated:        2013-02-19
TechHandle:     ITNET1-ARIN
AbuseHandle:    ITNET1-ARIN
AbuseHandle:    ITSEC5-ARIN
NOCHandle:      ITNET1-ARIN
Source:         ARIN



OrgID:          TTUHS
OrgName:        Texas Tech University Health Sciences Center
CanAllocate:    
Street:         3601 4th Street
City:           Lubbock
State/Prov:     TX
Country:        US
PostalCode:     79430
RegDate:        2002-02-08
Updated:        2022-04-27
OrgAdminHandle: ITNET1-ARIN
OrgTechHandle:  ITNET1-ARIN
OrgAbuseHandle: ITNET1-ARIN
OrgAbuseHandle: ITSEC5-ARIN
OrgNOCHandle:   ITNET1-ARIN
Source:         ARIN





OrgAdminHandle:       ITNET1-ARIN
OrgAdminName:          IT Networking
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ITNET1-ARIN
OrgTechName:           IT Networking
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ITNET1-ARIN
OrgAbuseName:          IT Networking
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ITSEC5-ARIN
OrgAbuseName:          IT Security
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         ITNET1-ARIN
OrgNOCName:            IT Networking
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           ITNET1-ARIN
TechName:              IT Networking
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          ITNET1-ARIN
AbuseName:             IT Networking
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          ITSEC5-ARIN
AbuseName:             IT Security
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            ITNET1-ARIN
NOCName:               IT Networking
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-13T03:24:44Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-transroute-spec	19641
RADB	as22645:as-cone	133
RADB	as15164:as-customers	263
RADB	as16905:as-cone	192
RADB	as-learn-inst	114
RADB	as-learn-houston-internet	49
RADB	as-hurricane	24681
RADB	as-hurricanev6	20659