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	Prefix	Description
	208.70.64.0/24	Private Customer
	208.70.64.0/23	Ascent Data, LLC
	208.70.64.0/21	Ascent Data, LLC
	208.70.66.0/24	Ascent Data, LLC
	208.70.68.0/24	Ascent Data, LLC
	208.70.71.0/24	Ascent Data, LLC
	2607:ffa8::/32	Ascent Data, LLC

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS6461	Zayo Bandwidth	✔	✔
	AS46887	Crown Castle Fiber LLC	✔	✔
	AS11924	Montana Opticom, LLC	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS6461	Zayo Bandwidth	✔	✔
	AS46887	Crown Castle Fiber LLC	✔	✔
	AS11924	Montana Opticom, LLC	✔	✔

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Downstreams

	ASN	Description	IPv4	IPv6
	AS11924	Montana Opticom, LLC	✔	✘

ASHandle:       AS21858
OrgID:          ASCEN-37
ASName:         ASCENT-DATA-LLC
ASNumber:       21858
RegDate:        2001-06-29
Updated:        2012-03-02
Source:         ARIN



OrgID:          ASCEN-37
OrgName:        Ascent Data, LLC
CanAllocate:    
Street:         90 Beta Drive
City:           Pittsburgh
State/Prov:     PA
Country:        US
PostalCode:     15238
RegDate:        2009-06-29
Updated:        2017-09-06
OrgAdminHandle: ADTC-ARIN
OrgTechHandle:  ADTC-ARIN
OrgAbuseHandle: RESPO1-ARIN
OrgNOCHandle:   RESPO1-ARIN
Source:         ARIN





OrgAdminHandle:       ADTC-ARIN
OrgAdminName:          Ascent Data Technical Contact
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ADTC-ARIN
OrgTechName:           Ascent Data Technical Contact
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       RESPO1-ARIN
OrgAbuseName:          Response Center
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         RESPO1-ARIN
OrgNOCName:            Response Center
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-15T03:29:31Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
ARIN	as-21858-peering	7
RADB	as16657:as-cust	487
RIPE	as-11924-peering	7
RADB	as-ccf	1509
LEVEL3	as-sprint-origins	7309
RADB	as-comcast-edia	2749
LEVEL3	as-telcove	285
RADB	as-ccf-test	1461
ARIN	as-client	7