40578 VANGUARDHEALTHSYSTEMS-PHAZ - Vanguard Health Systems, US
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS3257 GTT-BACKBONE GTT, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 49856 AS40578 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 VANGUARDHEALTHSYSTEMS-PHAZ - Vanguard Health Systems, 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 % 22891 AS40578 VANGUARDHEALTHSYSTEMS-PHAZ - Vanguard Health 2 2 1 1 1 50.00% Prefix AS Path Aggregation Suggestion 199.5.30.0/23 4777 2516 3257 40578 + Announce - aggregate of 199.5.30.0/24 (4777 2516 3257 40578) and 199.5.31.0/24 (4777 2516 3257 40578) 199.5.30.0/24 4777 2516 3257 40578 - Withdrawn - aggregated with 199.5.31.0/24 (4777 2516 3257 40578) 199.5.31.0/24 4777 2516 3257 40578 - Withdrawn - aggregated with 199.5.30.0/24 (4777 2516 3257 40578)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS40578 2 More Specifics 2 Total Advertisements VANGUARDHEALTHSYSTEMS-PHAZ - Vanguard Health Systems, US
199.5.30.0/24 199.5.28.0/22
199.5.31.0/24 199.5.28.0/22
whois: 402332
IANA has recorded AS40578 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS40578\n
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ASNumber: 40578
ASName: VANGUARDHEALTHSYSTEMS-PHAZ
ASHandle: AS40578
RegDate: 2008-02-05
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/40578
OrgName: Vanguard Health Systems
OrgId: VHM-3
Address: 8620 North 22nd Avenue
Address: Suite 200
City: Phoenix
StateProv: AZ
PostalCode: 85021
Country: US
RegDate: 2007-10-23
Updated: 2023-02-28
Ref: https://rdap.arin.net/registry/entity/VHM-3
OrgTechHandle: NOC2834-ARIN
OrgTechName: Network Operations Center
OrgTechPhone: +1-602-674-1400
OrgTechEmail: noc@abrazohealth.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC2834-ARIN
OrgNOCHandle: NOC2834-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-602-674-1400
OrgNOCEmail: noc@abrazohealth.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC2834-ARIN
OrgTechHandle: LONGG6-ARIN
OrgTechName: Long, Gabriel
OrgTechPhone: +1-469-893-2200
OrgTechEmail: gabriel.long@tenethealth.com
OrgTechRef: https://rdap.arin.net/registry/entity/LONGG6-ARIN
OrgTechHandle: GONGA10-ARIN
OrgTechName: Gongaware, Curt
OrgTechPhone: +1-602-674-1400
OrgTechEmail: curtis.gongaware@abrazohealth.com
OrgTechRef: https://rdap.arin.net/registry/entity/GONGA10-ARIN
OrgAbuseHandle: ABUSE1775-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-602-674-1400
OrgAbuseEmail: cgongaware@abrazohealth.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1775-ARIN
RNOCHandle: HELPD55-ARIN
RNOCName: Help Desk
RNOCPhone: +1-602-347-6456
RNOCEmail: helpdesk@abrazohealth.com
RNOCRef: https://rdap.arin.net/registry/entity/HELPD55-ARIN
RAbuseHandle: ABUSE1775-ARIN
RAbuseName: Abuse
RAbusePhone: +1-602-674-1400
RAbuseEmail: cgongaware@abrazohealth.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1775-ARIN
RTechHandle: NOC2834-ARIN
RTechName: Network Operations Center
RTechPhone: +1-602-674-1400
RTechEmail: noc@abrazohealth.com
RTechRef: https://rdap.arin.net/registry/entity/NOC2834-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.
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