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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	12.49.204.0/24
	12.49.205.0/24
	155.188.0.0/16	Nationwide Mutual Insurance Company
	155.188.64.0/18	Nationwide Mutual Insurance Company
	155.188.64.0/24	Nationwide Mutual Insurance Company
	155.188.66.0/24	Nationwide Mutual Insurance Company
	155.188.72.0/22	Nationwide Mutual Insurance Company
	155.188.88.0/24	Nationwide Mutual Insurance Company
	155.188.92.0/23	Nationwide Mutual Insurance Company
	155.188.96.0/22	Nationwide Mutual Insurance Company
	155.188.128.0/18	Nationwide Mutual Insurance Company
	155.188.179.0/24	Nationwide Mutual Insurance Company
	156.138.64.0/18	Nationwide Mutual Insurance Company

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS32787	Akamai (Prolexic)	✔	✘
	AS701	Verizon Business	✔	✘
	AS10796	Charter Communications Inc	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS32787	Akamai (Prolexic)	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS701	Verizon Business	✔	✘
	AS10796	Charter Communications Inc	✔	✘

ASHandle:       AS6569
OrgID:          NMI-20-Z
ASName:         NATIONWIDEASN
ASNumber:       6569
RegDate:        1996-05-28
Updated:        2024-02-23
Source:         ARIN



OrgID:          NMI-20-Z
OrgName:        Nationwide Mutual Insurance Company
CanAllocate:    
Street:         One Nationwide Plaza
City:           Columbus
State/Prov:     OH
Country:        US
PostalCode:     43215
RegDate:        2022-05-10
Updated:        2025-08-01
OrgAdminHandle: HO14-ORG-ARIN
OrgTechHandle:  HFG-ARIN
OrgTechHandle:  HO14-ORG-ARIN
OrgAbuseHandle: HO14-ORG-ARIN
OrgNOCHandle:   HO14-ORG-ARIN
Source:         ARIN





OrgAdminHandle:       HO14-ORG-ARIN
OrgAdminName:          hostmaster
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        HFG-ARIN
OrgTechName:          Hallie Gasque
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        HO14-ORG-ARIN
OrgTechName:           hostmaster
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       HO14-ORG-ARIN
OrgAbuseName:          hostmaster
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         HO14-ORG-ARIN
OrgNOCName:            hostmaster
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:29:06Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-kddcustomer2	8206
RADB	as-prole	1197
RADB	as-telstra-intl-customers	11860
RADB	as-telstra-testing-1	11766