4503 EGINTERLINK - Grady Memorial Hospital, US
Adjacency: 3 Upstream: 3 Downstream: 0
Upstream Adjacent AS list
AS395674 --No Registry Entry--
AS6461 ZAYO-6461 - Zayo Bandwidth, US
AS7725 COMCAST-7725 - Comcast Cable Communications, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 28657 AS4503 ORIGIN Originate: 1792 /21.19 Transit: 0 /0.00 EGINTERLINK - Grady Memorial Hospital, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 30788 AS4503 EGINTERLINK - Grady Memorial Hospital, US 7 0 0 7 0 0.00% Prefix AS Path Aggregation Suggestion 138.33.33.0/24 4777 2497 6461 4503 138.33.66.0/24 4777 2497 6461 4503 138.33.71.0/24 4777 2497 6461 395674 4503 138.33.72.0/24 4777 2497 6461 4503 138.33.90.0/24 4777 2497 6461 395674 4503 138.33.99.0/24 4777 2497 6461 395674 4503 192.35.46.0/24 4777 2516 7922 7725 4503
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS4503 6 More Specifics 7 Total Advertisements EGINTERLINK - Grady Memorial Hospital, US
138.33.33.0/24 138.33.0.0/16
138.33.66.0/24 138.33.0.0/16
138.33.71.0/24 138.33.0.0/16
138.33.72.0/24 138.33.0.0/16
138.33.90.0/24 138.33.0.0/16
138.33.99.0/24 138.33.0.0/16
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 138.33.71.0/24 Announced
+ 138.33.90.0/24 Announced
+ 138.33.99.0/24 Announced
whois: 402591
IANA has recorded AS4503 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4503\n
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
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: admin@metricnetservices.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC33166-ARIN
OrgAbuseHandle: KKM7-ARIN
OrgAbuseName: mccalmon, kalan Kai
OrgAbusePhone: +1-470-232-7270
OrgAbuseEmail: kkmccalmon@GMH.EDU
OrgAbuseRef: https://rdap.arin.net/registry/entity/KKM7-ARIN
OrgAbuseHandle: NOC33166-ARIN
OrgAbuseName: noc
OrgAbusePhone: +1-404-433-1881
OrgAbuseEmail: admin@metricnetservices.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC33166-ARIN
OrgTechHandle: KKM7-ARIN
OrgTechName: mccalmon, kalan Kai
OrgTechPhone: +1-470-232-7270
OrgTechEmail: kkmccalmon@GMH.EDU
OrgTechRef: https://rdap.arin.net/registry/entity/KKM7-ARIN
RTechHandle: STEEL174-ARIN
RTechName: Steele, Larry
RTechPhone: +1-404-616-9570
RTechEmail: lsteele@gmh.edu
RTechRef: https://rdap.arin.net/registry/entity/STEEL174-ARIN
RAbuseHandle: STEEL174-ARIN
RAbuseName: Steele, Larry
RAbusePhone: +1-404-616-9570
RAbuseEmail: lsteele@gmh.edu
RAbuseRef: https://rdap.arin.net/registry/entity/STEEL174-ARIN
RNOCHandle: STEEL174-ARIN
RNOCName: Steele, Larry
RNOCPhone: +1-404-616-9570
RNOCEmail: lsteele@gmh.edu
RNOCRef: https://rdap.arin.net/registry/entity/STEEL174-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#