AS Number
AS25984
AS Name
MEDSTARHEALTH
Org Name
MedStar Health
Registry

arin

RegDate

2002-06-12

Updated

2026-06-25

AS25984 Looking Glass
IPv4Prefixes

9

IPv6Prefixes

0

IPv4 NUMs

2,560

IPv6 NUMs(/64)

0

2,560 IPv4 Addresses
CIDR Description IP Num
198.50.64.0/24
IRR Valid
MedStar Health 256
198.50.73.0/24
IRR Valid
MedStar Health 256
198.50.74.0/24
IRR Valid
MedStar Health 256
198.50.93.0/24
MedStar Health 256
198.50.94.0/24
MedStar Health 256
198.99.32.0/24
MedStar Health 256
198.99.40.0/24
MedStar Health 256
198.99.54.0/23
MedStar Health 512
198.133.139.0/24
IRR Valid
MedStar Health 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS33657 CMCS - Comcast Cable Communications, LLC, US United States 11,520 558,363,901,952 IPv4 IPv4
AS701 UUNET - Verizon Business, US United States 41,644,288 1,249,853,046,784 IPv4 IPv4
AS15830 Equinix - Equinix (EMEA) Acquisition Enterprises B.V., NL Netherlands 1,483,776 398,103,937,024 IPv4 IPv4
ASNumber:       25984
ASName:         MEDSTARHEALTH
ASHandle:       AS25984
RegDate:        2002-06-12
Updated:        2012-03-20
Ref:            https://rdap.arin.net/registry/autnum/25984


OrgName:        MedStar Health
OrgId:          MEDSTA-4
Address:        2331 Broadbirch Drive
City:           Silver Spring
StateProv:      MD
PostalCode:     20904
Country:        US
RegDate:        2002-06-12
Updated:        2026-06-25
Ref:            https://rdap.arin.net/registry/entity/MEDSTA-4


OrgAbuseHandle: ADMIN9072-ARIN
OrgAbuseName:   admin
OrgAbusePhone:  +1-443-593-8447 
OrgAbuseEmail:  olatunbosun.r.rotimi@medstar.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADMIN9072-ARIN

OrgTechHandle: ADMIN9072-ARIN
OrgTechName:   admin
OrgTechPhone:  +1-443-593-8447 
OrgTechEmail:  olatunbosun.r.rotimi@medstar.net
OrgTechRef:    https://rdap.arin.net/registry/entity/ADMIN9072-ARIN

RTechHandle: JK1698-ARIN
RTechName:   Kuhar, Jim 
RTechPhone:  +1-301-680-7743 
RTechEmail:  Jim.L.Kuhar@medstar.net
RTechRef:    https://rdap.arin.net/registry/entity/JK1698-ARIN