AS Number
AS4503
AS Name
EGINTERLINK
Org Name
Grady Memorial Hospital
Registry

arin

RegDate

1988-02-23

Updated

2026-05-01

AS4503 Looking Glass
IPv4Prefixes

6

IPv6Prefixes

0

IPv4 NUMs

1,536

IPv6 NUMs(/64)

0

1,536 IPv4 Addresses
CIDR Description IP Num
138.33.33.0/24
IRR Valid
Grady Memorial Hospital 256
138.33.66.0/24
IRR InValid
Grady Memorial Hospital 256
138.33.72.0/24
IRR InValid
Grady Memorial Hospital 256
138.33.90.0/24
IRR InValid
Grady Memorial Hospital 256
138.33.99.0/24
IRR InValid
Grady Memorial Hospital 256
192.35.46.0/24
IRR Parent Valid
Grady Memorial Hospital 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,747,712 51,808,436,224 IPv4 IPv4
AS7725 COMCAST-7725 - Comcast Cable Communications, LLC, US United States 1,468,160 282,325,392,293,888 IPv4 IPv4
ASNumber:       4503
ASName:         EGINTERLINK
ASHandle:       AS4503
RegDate:        1995-04-04
Updated:        2019-01-30
Ref:            https://rdap.arin.net/registry/autnum/4503


OrgName:        Grady Memorial Hospital
OrgId:          GMH
Address:        80 Jesse Hill Jr.
City:           Atlanta
StateProv:      GA
PostalCode:     30303
Country:        US
RegDate:        1988-02-23
Updated:        2026-05-01
Ref:            https://rdap.arin.net/registry/entity/GMH


OrgTechHandle: NOC33166-ARIN
OrgTechName:   noc
OrgTechPhone:  +1-404-433-1881 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC33166-ARIN

OrgAbuseHandle: KKM7-ARIN
OrgAbuseName:   mccalmon, kalan Kai
OrgAbusePhone:  +1-470-232-7270 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KKM7-ARIN

OrgAbuseHandle: NOC33166-ARIN
OrgAbuseName:   noc
OrgAbusePhone:  +1-404-433-1881 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC33166-ARIN

OrgTechHandle: KKM7-ARIN
OrgTechName:   mccalmon, kalan Kai
OrgTechPhone:  +1-470-232-7270 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/KKM7-ARIN

RTechHandle: STEEL174-ARIN
RTechName:   Steele, Larry 
RTechPhone:  +1-404-616-9570 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/STEEL174-ARIN

RAbuseHandle: STEEL174-ARIN
RAbuseName:   Steele, Larry 
RAbusePhone:  +1-404-616-9570 
RAbuseEmail:  [email protected]
RAbuseRef:    https://rdap.arin.net/registry/entity/STEEL174-ARIN

RNOCHandle: STEEL174-ARIN
RNOCName:   Steele, Larry 
RNOCPhone:  +1-404-616-9570 
RNOCEmail:  [email protected]
RNOCRef:    https://rdap.arin.net/registry/entity/STEEL174-ARIN