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	Prefix	Description
	206.253.254.0/24	IBM
	206.253.255.0/24	IBM
	207.231.140.0/22	IBM
	209.134.160.0/19	IBM

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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)	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘

ASHandle:       AS15293
OrgID:          IBM-1
ASName:         ASN-ISS-ATL
ASNumber:       15293
RegDate:        2000-04-14
Updated:        2023-06-09
Source:         ARIN



OrgID:          IBM-1
OrgName:        IBM
CanAllocate:    
Street:         3039 Cornwallis Road
City:           Research Triangle Park
State/Prov:     NC
Country:        US
PostalCode:     27709-2195
RegDate:        1992-02-08
Updated:        2024-11-25
OrgAdminHandle: RAIN-ARIN
OrgTechHandle:  RAIN-ARIN
OrgAbuseHandle: RAIN-ARIN
Source:         ARIN





OrgAdminHandle:       RAIN-ARIN
OrgAdminName:          Registrar Authority, Internet numbers
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        RAIN-ARIN
OrgTechName:           Registrar Authority, Internet numbers
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       RAIN-ARIN
OrgAbuseName:          Registrar Authority, Internet numbers
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-14T03:28:21Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-lumen-customers-asns	10695
RIPE	as-ignemea	152