AS26787 Northwestern Mutual Life Insurance Company

NM-01 - Northwestern Mutual Life Insurance Company · registered in the United States

IPv4 addresses2,3042 prefixes · <0.001% of announced IPv4

Rank in United States#5,833largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#20,747of 79,396 networks with IPv4

IPv62 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS26787 in ASN lookup Look up an IP in this network (216.20.176.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

216.20.176.0/21
216.20.184.0/24

IPv6 prefixes

All 1 prefix.

2604:6980:1b0::/47

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources