ASN Lookup Tool

Nationwide Mutual Insurance Company nationwide.com US US 1 Routes

AS Data

AS25603

AS25603 – Nationwide Mutual Insurance Company

AS Number 25603
AS Name NATIONWIDE-MUTUAL-INSURANCE-COMPANY
Organization Nationwide Mutual Insurance Company(nmi-20)
Country US
Website nationwide.com
Number of IPv4 Routes 1
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2002-04-08

ASN Intelligence API for production workflows

Use ASN data for AS25603 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route # IPs
65.223.44.0/24 256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       25603
ASName:         NATIONWIDE-MUTUAL-INSURANCE-COMPANY
ASHandle:       AS25603
RegDate:        2002-04-08
Updated:        2019-06-10    
Ref:            https://rdap.arin.net/registry/autnum/25603


OrgName:        Nationwide Mutual Insurance Company
OrgId:          NMI-20
Address:        One Nationwide Plaza
City:           Columbus
StateProv:      OH
PostalCode:     43215
Country:        US
RegDate:        2006-04-05
Updated:        2025-08-01
Ref:            https://rdap.arin.net/registry/entity/NMI-20


OrgTechHandle: HFG-ARIN
OrgTechName:   Gasque, Hallie F
OrgTechPhone:  +1-803-397-2931 
OrgTechEmail:  gasquh1@nationwide.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HFG-ARIN

OrgTechHandle: HO14-ORG-ARIN
OrgTechName:   hostmaster
OrgTechPhone:  +1-614-249-6400 
OrgTechEmail:  IPADMIN@nationwide.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HO14-ORG-ARIN

OrgNOCHandle: HO14-ORG-ARIN
OrgNOCName:   hostmaster
OrgNOCPhone:  +1-614-249-6400 
OrgNOCEmail:  IPADMIN@nationwide.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/HO14-ORG-ARIN

OrgAbuseHandle: HO14-ORG-ARIN
OrgAbuseName:   hostmaster
OrgAbusePhone:  +1-614-249-6400 
OrgAbuseEmail:  IPADMIN@nationwide.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HO14-ORG-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS3356 Level 3 Parent, LLC US
AS22773 Cox Communications Inc. US

Upstreams

AS Number Description Country
AS3356 Level 3 Parent, LLC US
AS22773 Cox Communications Inc. US

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS25603 is an Autonomous System Number used to identify a network for BGP internet routing.
AS25603 is listed under Nationwide Mutual Insurance Company.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.