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	Prefix	Description
	74.116.26.0/23	ISI Communications
	74.116.28.0/22	ISI Communications
	2606:9a00::/32	ISI Communications

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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	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS6939	Hurricane Electric LLC	✔	✔
	AS174	Cogent Communications, LLC	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS53597	Hoyos Consulting LLC	✔	✔
	AS30455	HostVenom LLC	✘	✔
	AS2734	CoreSite	✘	✔

ASHandle:       AS31845
OrgID:          IC-1522
ASName:         ISI COMMUNICATIONS
ASNumber:       31845
RegDate:        2009-02-20
Updated:        2019-06-11
Source:         ARIN



OrgID:          IC-1522
OrgName:        ISI Communications
CanAllocate:    
Street:         1657 Sager Way
City:           Batavia
State/Prov:     IL
Country:        US
PostalCode:     60510
Comment:        Standard NOC hours are 8:00am to 6:00pm CST
RegDate:        2019-05-29
Updated:        2024-11-25
OrgAdminHandle: DGH10-ARIN
OrgTechHandle:  DGH10-ARIN
OrgAbuseHandle: DGH10-ARIN
OrgNOCHandle:   DGH10-ARIN
OrgRoutingHandle:   RRW12-ARIN
OrgDNSHandle:   RRW12-ARIN
Source:         ARIN





OrgAdminHandle:       DGH10-ARIN
OrgAdminName:         DANIEL HOWARD
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        DGH10-ARIN
OrgTechName:          DANIEL HOWARD
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       DGH10-ARIN
OrgAbuseName:         DANIEL HOWARD
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         DGH10-ARIN
OrgNOCName:           DANIEL HOWARD
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     RRW12-ARIN
OrgRoutingName:       Ryan Wilkins
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         RRW12-ARIN
OrgDNSName:           Ryan Wilkins
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-13T03:26:52Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-hurricanev6	20659
RIPE	as-transroute-spec	19641
ARIN	as-31845-as-all	3
LEVEL3	as-lumen-customers-asns	10695
RADB	as-pnapnyc	352
RADB	as-hurricane	24681