AS21778 Dimension Data North America, Inc.

NET-DIDATA-NY - Dimension Data North America, Inc. · registered in the United States

IPv4 addresses1,64813 prefixes · <0.001% of announced IPv4

Rank in United States#6,787largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#25,640of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS21778 in ASN lookup Look up an IP in this network (128.241.34.1) All networks in United States

IPv4 prefixes

All 13 prefixes, in address order.

128.241.34.0/24
129.250.40.0/24
129.250.161.0/25
129.250.161.128/27
129.250.161.160/27
129.250.161.192/26
165.254.21.160/27
165.254.119.64/27
204.0.1.192/27
204.2.193.16/29
204.2.200.0/23
204.56.94.0/24
207.55.138.24/29

IPv6 prefixes

All 1 prefix.

2001:418:9808::/48

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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