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	Prefix	Description
	159.137.48.0/24	The Dun & Bradstreet Corporation
	159.137.49.0/24	The Dun & Bradstreet Corporation
	159.137.50.0/24	The Dun & Bradstreet Corporation
	159.137.51.0/24	The Dun & Bradstreet Corporation
	159.137.52.0/24	The Dun & Bradstreet Corporation
	159.137.53.0/24	The Dun & Bradstreet Corporation

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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)	✔	✘
	AS15830	Equinix, Inc.	✔	✘
	AS2856	British Telecommunications	✔	✘
	AS701	Verizon Business	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS15830	Equinix, Inc.	✔	✘
	AS2856	British Telecommunications	✔	✘
	AS701	Verizon Business	✔	✘

ASHandle:       AS7358
OrgID:          DBC-133
ASName:         DNB-GLOBAL
ASNumber:       7358
RegDate:        1996-11-19
Updated:        2020-07-31
Source:         ARIN



OrgID:          DBC-133
OrgName:        The Dun & Bradstreet Corporation
CanAllocate:    
Street:         5335 Gate Parkway
City:           Jacksonville
State/Prov:     FL
Country:        US
PostalCode:     32256
RegDate:        2018-09-13
Updated:        2021-08-02
OrgAdminHandle: DNE131-ARIN
OrgTechHandle:  DNE131-ARIN
OrgAbuseHandle: DNE131-ARIN
OrgNOCHandle:   DNE131-ARIN
Source:         ARIN





OrgAdminHandle:       DNE131-ARIN
OrgAdminName:          DnB Network Engineering
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        DNE131-ARIN
OrgTechName:           DnB Network Engineering
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       DNE131-ARIN
OrgAbuseName:          DnB Network Engineering
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         DNE131-ARIN
OrgNOCName:            DnB Network Engineering
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:26:32Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-lumen-customers-asns	10695
RIPE	as-equinix-fr	6674
RADB	as-psinetus-mc	479
RIPE	as-btgb-cust	256