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	Prefix	Description
	139.60.8.0/21	Bertram Communications LLC
	216.127.219.0/24	Bertram Communications LLC
	216.127.220.0/24	Bertram Communications LLC
	216.127.221.0/24	Bertram Communications LLC
	216.127.222.0/24	Bertram Communications LLC
	216.127.223.0/24	Bertram Communications LLC

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS53407	UTOPIA Fiber	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS53407	UTOPIA Fiber	✔	✘

ASHandle:       AS393429
OrgID:          BCL-319
ASName:         OPTIC-LOOP-COMMUNICATIONS-LLC
ASNumber:       393429
RegDate:        2014-05-08
Updated:        2020-07-30
Source:         ARIN



OrgID:          BCL-319
OrgName:        Bertram Communications LLC
CanAllocate:    
Street:         300 Industrial Drive
City:           Random Lake
State/Prov:     WI
Country:        US
PostalCode:     53075
RegDate:        2018-02-26
Updated:        2024-12-17
OrgAdminHandle: WRIGH677-ARIN
OrgTechHandle:  WRIGH677-ARIN
OrgAbuseHandle: ABUSE2827-ARIN
OrgNOCHandle:   NOC33540-ARIN
Source:         ARIN





OrgAdminHandle:       WRIGH677-ARIN
OrgAdminName:         Timothy Wright
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        WRIGH677-ARIN
OrgTechName:          Timothy Wright
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ABUSE2827-ARIN
OrgAbuseName:          Abuse Department
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         NOC33540-ARIN
OrgNOCName:            NOC
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-09T03:26:25Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
ARIN	as-utaht	20
ARIN	as-opticloop	1
ARIN	as-txox	1
RADB	as-txox	1
RADB	as-hurricane	24477
RIPE	as-transroute-spec	19663