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	Prefix	Description
	204.139.64.0/18	Adventist Health Systems.
	204.139.64.0/24	Adventist Health Systems.
	204.139.66.0/24	Adventist Health Systems.
	204.139.67.0/24	Adventist Health Systems.
	204.139.84.0/24	Adventist Health Systems.
	204.139.85.0/24	Adventist Health Systems.
	204.139.87.0/24	Adventist Health Systems.
	204.139.88.0/24	Adventist Health Systems.
	204.139.96.0/24	Adventist Health Systems.
	204.139.101.0/24	Adventist Health Systems.
	204.139.102.0/24	Adventist Health Systems.
	204.156.96.0/20	Sunbelt Systems
	204.156.120.0/24	Sunbelt Systems

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS15830	Equinix, Inc.	✔	✘
	AS32787	Akamai (Prolexic)	✔	✘
	AS33363	Charter Communications, Inc	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS32787	Akamai (Prolexic)	✔	✘
	AS33363	Charter Communications, Inc	✔	✘
	AS15830	Equinix, Inc.	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘

ASHandle:       AS18964
OrgID:          AHSS
ASName:         AHSSSCI
ASNumber:       18964
RegDate:        2000-11-02
Updated:        2023-01-09
TechHandle:     ENNIO-ARIN
TechHandle:     KNICK12-ARIN
AbuseHandle:    ENNIO-ARIN
AbuseHandle:    KNICK12-ARIN
NOCHandle:      ENNIO-ARIN
NOCHandle:      KNICK12-ARIN
Source:         ARIN



OrgID:          AHSS
OrgName:        Adventist Health System Sunbelt Healthcare Corporation
CanAllocate:    
Street:         111 N. Orlando Ave
City:           Orlando
State/Prov:     FL
Country:        US
PostalCode:     99999
RegDate:        2000-11-02
Updated:        2023-02-10
OrgAdminHandle: LEZCA3-ARIN
OrgTechHandle:  ENNIO-ARIN
OrgTechHandle:  KNICK12-ARIN
OrgTechHandle:  LEZCA3-ARIN
OrgAbuseHandle: ENNIO-ARIN
OrgAbuseHandle: KNICK12-ARIN
OrgNOCHandle:   ENNIO-ARIN
OrgRoutingHandle:   ENNIO-ARIN
OrgRoutingHandle:   KNICK12-ARIN
OrgDNSHandle:   ENNIO-ARIN
OrgDNSHandle:   KNICK12-ARIN
Source:         ARIN





OrgAdminHandle:       LEZCA3-ARIN
OrgAdminName:         Melissa Lezcano
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ENNIO-ARIN
OrgTechName:          Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        KNICK12-ARIN
OrgTechName:          David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        LEZCA3-ARIN
OrgTechName:          Melissa Lezcano
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ENNIO-ARIN
OrgAbuseName:         Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       KNICK12-ARIN
OrgAbuseName:         David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         ENNIO-ARIN
OrgNOCName:           Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     ENNIO-ARIN
OrgRoutingName:       Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     KNICK12-ARIN
OrgRoutingName:       David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         ENNIO-ARIN
OrgDNSName:           Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         KNICK12-ARIN
OrgDNSName:           David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           ENNIO-ARIN
TechName:             Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           KNICK12-ARIN
TechName:             David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          ENNIO-ARIN
AbuseName:            Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          KNICK12-ARIN
AbuseName:            David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            ENNIO-ARIN
NOCName:              Bill Ennion
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            KNICK12-ARIN
NOCName:              David Knickerbocker
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-11T03:30:24Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-telstra-intl-customers	12209
RADB	as-ec-ch	65
RADB	as-telstra-testing-1	11811
RADB	as-ec-dc	127
LEVEL3	as-sprint-origins	7309
RADB	as-rr-biz	2113
LEVEL3	as-lumen-customers-asns	10695
RADB	as-hurricane	24681
RADB	as-kddcustomer2	8206
RADB	as-prole	1195