ASN Lookup Tool

AS2
University of Delaware udel.edu US US 5 Routes

AS2 – University of Delaware

AS Number 2
AS Name UDEL-DCN
Organization University of Delaware(univer-19-z)
Country US
Website udel.edu
Number of IPv4 Routes 5
Number of IPv6 Routes 0
ASN type EDUCATION
Registry ARIN
Date Allocated 2023-11-08T00:00

IP Ranges

Route # IPs
45.228.75.0/24 256
91.143.144.0/20 4096
45.228.74.0/24 256
128.4.0.0/16 65536
45.161.25.0/24 256

Raw Whois Response 

                                  #
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https:/​/​www.arin.net/​resources/​registry/​whois/​tou/​
#
# If you see inaccuracies in the results, please report at
# https:/​/​www.arin.net/​resources/​registry/​whois/​inaccuracy_reporting/​
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       2
ASName:         UDEL-DCN
ASHandle:       AS2
RegDate:        1991-01-10
Updated:        2023-11-08    
Ref:            https:/​/​rdap.arin.net/​registry/​autnum/​2


OrgName:        University of Delaware
OrgId:          UNIVER-19-Z
Address:        Information Technologies
Address:        192 South Chapel Street
City:           Newark
StateProv:      DE
PostalCode:     19716
Country:        US
RegDate:        2008-03-18
Updated:        2024-08-15
Ref:            https:/​/​rdap.arin.net/​registry/​entity/​UNIVER-19-Z


OrgRoutingHandle: NSS13-ARIN
OrgRoutingName:   Network and Systems Services
OrgRoutingPhone:  +1-302-831-6000 
OrgRoutingEmail:  noc@udel.edu
OrgRoutingRef:    https:/​/​rdap.arin.net/​registry/​entity/​NSS13-ARIN

OrgAbuseHandle: UDELN-ARIN
OrgAbuseName:   UDel NOC
OrgAbusePhone:  +1-302-831-6000 
OrgAbuseEmail:  noc@udel.edu
OrgAbuseRef:    https:/​/​rdap.arin.net/​registry/​entity/​UDELN-ARIN

OrgNOCHandle: UDELN-ARIN
OrgNOCName:   UDel NOC
OrgNOCPhone:  +1-302-831-6000 
OrgNOCEmail:  noc@udel.edu
OrgNOCRef:    https:/​/​rdap.arin.net/​registry/​entity/​UDELN-ARIN

OrgTechHandle: NSS13-ARIN
OrgTechName:   Network and Systems Services
OrgTechPhone:  +1-302-831-6000 
OrgTechEmail:  noc@udel.edu
OrgTechRef:    https:/​/​rdap.arin.net/​registry/​entity/​NSS13-ARIN

OrgDNSHandle: UDELN-ARIN
OrgDNSName:   UDel NOC
OrgDNSPhone:  +1-302-831-6000 
OrgDNSEmail:  noc@udel.edu
OrgDNSRef:    https:/​/​rdap.arin.net/​registry/​entity/​UDELN-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https:/​/​www.arin.net/​resources/​registry/​whois/​tou/​
#
# If you see inaccuracies in the results, please report at
# https:/​/​www.arin.net/​resources/​registry/​whois/​inaccuracy_reporting/​
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS41837 "South telephone company" LLC RU
AS270792 luciano comin cardozo me BR
AS37254 Green Flash Trading ZA
AS203794 LLC Gals-Telecom RU
AS271529 ONLINE TELECOM.IP LTDA ME BR
AS52752 Vegas Telecom Inform�tica Ltda. BR
AS136617 Fortune Telecom Company Limited MM
AS150460 PT Akses Sentral Teknologi ID
AS59362 KS Network Limited BD
AS266674 Cooperativa Eléctrica de Las Perdices Ltda. AR
AS29091 IPNXng ZZ
AS266625 WCA TELECOM BR
AS37613 DOLPHIN TELECOMMUNICATION LIMITED GH
AS34 University of Delaware US
AS41837 South telephone company LLC RU
AS139928 Third Wave Technologies Ltd BD
AS266893 MULTIMEDIA NETWORK, S.A. DE C.V. SV
AS29091 ipNX Nigeria Limited NG
AS37280 Broad Based Communications Limited NG
buy plan Broad Based Communications Limited NG
buy plan Vegas Telecom Informática Ltda. BR
buy plan luciano comin cardozo-me BR
buy plan LLC Gals Telecom RU
buy plan KAB Technologies ZA
See All Peers

Upstreams

AS Number Description Country
AS270792 luciano comin cardozo me BR
AS271529 ONLINE TELECOM.IP LTDA ME BR
AS52752 Vegas Telecom Inform�tica Ltda. BR
AS136617 Fortune Telecom Company Limited MM
AS150460 PT Akses Sentral Teknologi ID
AS266674 Cooperativa Eléctrica de Las Perdices Ltda. AR
AS266625 WCA TELECOM BR
AS37613 DOLPHIN TELECOMMUNICATION LIMITED GH
AS34 University of Delaware US
buy plan University of Delaware US
buy plan South telephone company LLC RU
buy plan MULTIMEDIA NETWORK, S.A. DE C.V. SV
buy plan LLC Gals Telecom RU
buy plan KAB Technologies ZA
See All Upstreams

Downstreams

AS Number Description Country
AS29091 IPNXng ZZ
AS37280 Broad Based Communications Limited NG

Legacy Routes

194.190.54.0/24 189.76.77.0/24 129.205.64.0/20 103.46.5.0/24 2804:3edc::/32 203.109.36.0/24 154.65.12.0/22 2804:7cf4::/32 2804:f80:3::/48 181.174.248.0/22 194.190.53.0/24 189.39.184.0/24

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