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	Prefix	Description
	128.8.0.0/16	University of Maryland
	129.2.0.0/16	University of Maryland
	192.54.94.0/23	University of Maryland
	192.54.96.0/21	University of Maryland
	192.54.100.0/22	University of Maryland
	2605:880::/48	University of Maryland
	2605:880:1::/48	University of Maryland
	2605:880:10::/48	University of Maryland
	2605:880:20::/48	University of Maryland
	2605:880:22::/48	University of Maryland
	2605:880:30::/48	University of Maryland

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS10886	University of Maryland	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS10886	University of Maryland	✔	✔

ASHandle:       AS27
OrgID:          UNIVER-262-Z
ASName:         UMDNET
ASNumber:       27
RegDate:        1984-08-28
Updated:        2014-02-18
TechHandle:     UM-ORG-ARIN
AbuseHandle:    UM-ORG-ARIN
NOCHandle:      UM-ORG-ARIN
Source:         ARIN



OrgID:          UNIVER-262-Z
OrgName:        University of Maryland
CanAllocate:    
Street:         Office of Information Technology
Street:         Patuxent Building
City:           College Park
State/Prov:     MD
Country:        US
PostalCode:     20742
RegDate:        2010-01-06
Updated:        2010-01-06
OrgAdminHandle: UM-ORG-ARIN
OrgTechHandle:  UM-ORG-ARIN
OrgAbuseHandle: UARA-ARIN
Source:         ARIN





OrgAdminHandle:       UM-ORG-ARIN
OrgAdminName:          UMD DNS Admin Role Account
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        UM-ORG-ARIN
OrgTechName:           UMD DNS Admin Role Account
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       UARA-ARIN
OrgAbuseName:          UMD Abuse Role Account
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           UM-ORG-ARIN
TechName:              UMD DNS Admin Role Account
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          UM-ORG-ARIN
AbuseName:             UMD DNS Admin Role Account
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            UM-ORG-ARIN
NOCName:               UMD DNS Admin Role Account
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:27:08Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as174:as-cogc-033	45
RIPE	as-eunic-ix	73
RADB	as-ccf	1492
RADB	as10886:as-isp-part	42
RADB	as10886:as-re-part	52
RADB	as-ccf-test	1461
RADB	as-comcast-edia	2752
RADB	as10886:as-all	68
RADB	as10886:as-cps-part	56
RADB	as-pch	40