AS5723 - JHU - Johns Hopkins University, US

United States
AS Number
AS5723
AS Name
JHU
Org Name
Johns Hopkins University
Country / Region
United States
Registry

arin

RegDate

2020-08-28

Updated

2020-08-28

AS5723 Looking Glass
IPv4Prefixes

11

IPv6Prefixes

1

IPv4 NUMs

135,680

IPv6 NUMs(/64)

4,294,967,296

135,680 IPv4 Addresses
CIDR Description IP Num
128.220.0.0/24
ROA Signed and Valid IRR Parent Valid
Johns Hopkins University 256
128.220.0.0/16
ROA Signed and Valid IRR Valid
Johns Hopkins University 65536
162.129.0.0/24
ROA Signed and Valid IRR Parent Valid
The Johns Hopkins Medical Institutions 256
162.129.0.0/16
ROA Signed and Valid IRR Valid
The Johns Hopkins Medical Institutions 65536
192.12.13.0/24
ROA Signed and Valid IRR Valid
Johns Hopkins University 256
192.12.14.0/24
ROA Signed and Valid IRR Valid
Johns Hopkins University 256
198.57.32.0/21
ROA Signed and Valid IRR Valid
Johns Hopkins All Children's Hospital, Inc. 2048
198.57.37.0/24
ROA Signed and Valid IRR Parent Valid
Johns Hopkins All Children's Hospital, Inc. 256
198.57.39.0/24
ROA Signed and Valid IRR Valid
Johns Hopkins All Children's Hospital, Inc. 256
198.57.40.0/22
ROA Signed and Valid IRR Valid
Johns Hopkins All Children's Hospital, Inc. 1024
204.124.184.0/22
ROA Signed and Valid IRR Valid
Johns Hopkins All Children's Hospital, Inc. 1024
CIDR Description IP NUMs(prefix /64)
2606:2b00::/32
ROA Signed and Valid IRR Valid
Johns Hopkins University 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,733,376 77,332,086,784 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 475,392 282,631,665,745,920 IPv4 IPv4 IPv6 IPv6
AS10886 MAX-GIGAPOP - University of Maryland, US United States 4,352 16,842,752 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 35,844,096 258,745,434,112 IPv4 IPv4
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS77 JHUAPL-AS - Johns Hopkins University Applied Physics Laboratory, US United States 66,048 0 IPv4 IPv4 
ASNumber:       5723
ASName:         JHU
ASHandle:       AS5723
RegDate:        1995-09-06
Updated:        2020-09-08    
Ref:            https://rdap.arin.net/registry/autnum/5723


OrgName:        Johns Hopkins University
OrgId:          JHU-Z
Address:        Hopkins Information Technology Services
Address:        3400 North Charles Street
Address:        Garland Hall, Suite 020
City:           Baltimore
StateProv:      MD
PostalCode:     21218
Country:        US
RegDate:        2020-08-28
Updated:        2020-08-28
Ref:            https://rdap.arin.net/registry/entity/JHU-Z


OrgAbuseHandle: DZ24-ARIN
OrgAbuseName:   Network Operation Center
OrgAbusePhone:  +1-410-516-4357 
OrgAbuseEmail:  noc@jhu.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DZ24-ARIN

OrgTechHandle: DZ24-ARIN
OrgTechName:   Network Operation Center
OrgTechPhone:  +1-410-516-4357 
OrgTechEmail:  noc@jhu.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/DZ24-ARIN