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	Prefix	Description
	199.49.16.0/24	Ernst & Young LLP
	199.49.17.0/24	Ernst & Young LLP
	199.49.18.0/24	Ernst & Young LLP
	199.49.19.0/24	Ernst & Young LLP
	199.49.20.0/24	Ernst & Young LLP
	199.49.21.0/24	Ernst & Young LLP
	199.49.22.0/24	Ernst & Young LLP
	199.49.23.0/24	Ernst & Young LLP
	199.49.81.0/24	Ernst & Young LLP
	199.52.8.0/24	Ernst & Young LLP
	199.52.9.0/24	Ernst & Young LLP
	199.52.10.0/24	Ernst & Young LLP
	199.52.11.0/24	Ernst & Young LLP
	199.52.12.0/24	Ernst & Young LLP
	199.52.13.0/24	Ernst & Young LLP
	199.52.14.0/24	Ernst & Young LLP
	199.52.15.0/24	Ernst & Young LLP
	199.52.101.0/24	Ernst & Young LLP

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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)	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘

ASHandle:       AS3571
OrgID:          EYL-Z
ASName:         EY-AS
ASNumber:       3571
RegDate:        1994-04-28
Updated:        2022-07-08
Source:         ARIN



OrgID:          EYL-Z
OrgName:        Ernst & Young LLP
CanAllocate:    
Street:         395 9th Avenue
City:           New York
State/Prov:     NY
Country:        US
PostalCode:     10001
RegDate:        2022-06-08
Updated:        2025-05-26
OrgAdminHandle: IAM12-ARIN
OrgTechHandle:  IAM12-ARIN
OrgAbuseHandle: IAM12-ARIN
OrgNOCHandle:   IAM12-ARIN
OrgRoutingHandle:   IAM12-ARIN
OrgDNSHandle:   IAM12-ARIN
Source:         ARIN





OrgAdminHandle:       IAM12-ARIN
OrgAdminName:          IP Address Management
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        IAM12-ARIN
OrgTechName:           IP Address Management
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       IAM12-ARIN
OrgAbuseName:          IP Address Management
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         IAM12-ARIN
OrgNOCName:            IP Address Management
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     IAM12-ARIN
OrgRoutingName:        IP Address Management
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         IAM12-ARIN
OrgDNSName:            IP Address Management
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-14T03:28:48Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
ARIN	as-incapsula	392
LEVEL3	as-lumen-customers-asns	10695
ARIN	as-xo	1
ARIN	as-xo-b	59972
RIPE	as-incapsula	392