AS Name
JHU
Org Name
Johns Hopkins University
Registry Region
United States
Looking Glass
IPv4Prefixes

9

IPv6Prefixes

1

IPv4 NUMs

134,656

IPv6 NUMs(/64)

4,294,967,296

134,656 IPv4 Addresses
CIDR Description IP Num
128.220.0.0/24 Johns Hopkins University 256
128.220.0.0/16 Johns Hopkins University 65536
162.129.0.0/24 The Johns Hopkins Medical Institutions 256
162.129.0.0/16 The Johns Hopkins Medical Institutions 65536
192.12.13.0/24 Johns Hopkins University 256
192.12.14.0/24 Johns Hopkins University 256
198.57.32.0/21 Johns Hopkins All Children's Hospital, Inc. 2048
198.57.40.0/22 Johns Hopkins All Children's Hospital, Inc. 1024
198.57.41.0/24 Johns Hopkins All Children's Hospital, Inc. 256
CIDR Description IP NUMs(prefix /64)
2606:2b00::/32 Johns Hopkins University 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS10886 MAX-GIGAPOP - University of Maryland, US United States 4,864 16,842,752 IPv4 IPv4 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 38,468,164 25,789,661,440 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 514,816 282,635,155,472,384 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
128.220.1.4 1 stsci-gw.hcf.jhu.edu
128.220.1.10 1 jhsecure.nts.jhu.edu
128.220.1.20 2 esvpn.jh.edu
128.220.1.38 1 kavafis.ece.jhu.edu
128.220.1.75 1 ens1.jhu.edu
128.220.2.15 1 acs1.nts.jhu.edu
128.220.2.16 1 ace1.nts.jhu.edu
128.220.2.18 1 pine.hcf.jhu.edu
128.220.2.20 1 proxyback.hcf.jhu.edu
128.220.2.25 1 status.nts.jhu.edu
ASNumber:       5723
ASName:         JHU
ASHandle:       AS5723
RegDate:        1995-09-05
Updated:        2003-11-14    
Ref:            https://rdap.arin.net/registry/autnum/5723


OrgName:        Johns Hopkins University
OrgId:          JHU
Address:        Hopkins Information Technology Services
Address:        3400 North Charles Street
Address:        Garland Hall, Suite 020
City:           Baltimore
StateProv:      MD
PostalCode:     21218
Country:        US
RegDate:        
Updated:        2018-09-05
Ref:            https://rdap.arin.net/registry/entity/JHU


OrgAbuseHandle: DZ24-ARIN
OrgAbuseName:   Network Operation Center
OrgAbusePhone:  +1-410-516-4357 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DZ24-ARIN

OrgTechHandle: DZ24-ARIN
OrgTechName:   Network Operation Center
OrgTechPhone:  +1-410-516-4357 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/DZ24-ARIN