AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
JHU Johns Hopkins University 7 1 131,840 4,294,967,296 United States
131,840 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
198.57.41.0/24 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 5,120 16,842,752 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 39,333,004 128,869,007,360 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 524,800 282,708,169,785,344 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS77 JHUAPL-AS - Johns Hopkins University Applied Physics Laboratory, US United States 67,584 0 IPv4 IPv4
IP Address Domain NUMs Domains
128.220.1.75 1 ens1.jhu.edu
128.220.8.7 1 rooms.library.jhu.edu
128.220.8.15 49 accessengineeringlibrary.com.proxy1.library.jhu.edu
128.220.8.19 3 idproxy01.mse.jhu.edu
128.220.8.24 2 ead.library.jhu.edu
128.220.8.28 3 goldkoran.mse.jhu.edu
128.220.8.32 3 atlassian03.mse.jhu.edu
128.220.8.33 2 exhibits.library.jhu.edu
128.220.8.36 3 ill.library.jhu.edu
128.220.8.41 2 databases.library.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