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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	38.121.181.0/24	Cogent Communications, LLC
	68.65.208.0/24	essensys Inc.
	68.65.208.0/22	essensys Inc.
	68.65.209.0/24	essensys Inc.
	68.65.210.0/24	essensys Inc.
	68.65.211.0/24	essensys Inc.
	68.65.215.0/24	essensys Inc.
	104.238.200.0/24	essensys Inc.
	104.238.202.0/24	essensys Inc.
	104.238.203.0/24	essensys Inc.
	135.84.160.0/21	essensys Inc.
	135.84.160.0/22	essensys Inc.
	135.84.164.0/22	essensys Inc.
	144.253.149.0/24	ESSENSYS (MAIN)
	192.30.109.0/24	HINES INTERESTS
	198.27.10.0/23	Executive Workspace, LLC
	198.27.11.0/24	Executive Workspace, LLC
	199.188.232.0/24	Essensys, Ltd.
	204.48.36.0/23	essensys Inc.
	204.48.37.0/24	essensys Inc.
	204.48.39.0/24	essensys Inc.
	205.209.25.0/24	essensys Inc.
	205.209.26.0/24	essensys Inc.
	205.209.29.0/24	essensys Inc.
	205.209.30.0/24	essensys Inc.
	198.52.246.0/24	essensys Inc.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✘
	AS6461	Zayo Bandwidth	✔	✘
	AS46887	Zayo Bandwidth	✔	✘
	AS11427	Charter Communications Inc	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✘
	AS6461	Zayo Bandwidth	✔	✘
	AS6939	Hurricane Electric LLC	✔	✘
	AS11427	Charter Communications Inc	✔	✘
	AS46887	Zayo Bandwidth	✔	✘
	AS137409	GSL Networks Pty LTD	✔	✘
	AS52320	V.tal (GlobeNet)	✔	✘
	AS49544	i3D.net B.V	✔	✘
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS199524	Gcore S.A.	✔	✘
	AS24482	SG.GS	✔	✘
	AS16276	OVH SAS	✔	✘
	AS2635	Automattic, Inc	✔	✘
	AS29838	Atlantic Metro Communications II, Inc.	✔	✘
	AS1239	Sprint Wireline (Cogent)	✔	✘
	AS7311	Frontier Networks Inc	✔	✘

ASHandle:       AS394065
OrgID:          ESSEN-24
ASName:         ESSENSYSINC
ASNumber:       394065
RegDate:        2015-06-03
Updated:        2015-06-03
Source:         ARIN



OrgID:          ESSEN-24
OrgName:        essensys Inc.
CanAllocate:    
Street:         600 5th Ave, 2nd Floor
City:           New York City
State/Prov:     NY
Country:        US
PostalCode:     10120
RegDate:        2015-04-23
Updated:        2024-11-25
OrgAdminHandle: PERKI125-ARIN
OrgTechHandle:  KAVAN47-ARIN
OrgTechHandle:  PERKI125-ARIN
OrgTechHandle:  SADLE20-ARIN
OrgAbuseHandle: ESSEN2-ARIN
OrgNOCHandle:   ESSEN2-ARIN
Source:         ARIN





OrgAdminHandle:       PERKI125-ARIN
OrgAdminName:         Ben Perkins
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        KAVAN47-ARIN
OrgTechName:          Brian Kavanagh
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        PERKI125-ARIN
OrgTechName:          Ben Perkins
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        SADLE20-ARIN
OrgTechName:          Bryn Sadler
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ESSEN2-ARIN
OrgAbuseName:          essensysnoc
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         ESSEN2-ARIN
OrgNOCName:            essensysnoc
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-14T03:25:11Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-ccf	1539
RADB	as-rcn-customer	2345
RADB	as-hurricane	25045
RADB	as-ccf-test	1461
RADB	as-wave-customers	4329
RADB	as-chtr-bb	658