IP subnet details

2600:380:9900::/40

AS20057  — AT&T Mobility LLC

Summary

Country
US United States
Domain att.net
Size 309,485,009,821,345,100,000,000,000
Registry ARIN
Network Name ATTMOV6-1

Whois



American Registry for Internet Numbers NET6-2600 (NET6-2600-1) 2600:: - 260F:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF
AT&T Mobility LLC ATTMOV6-1 (NET6-2600-300-1) 2600:300:: - 2600:3FF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF



CIDR IP address subranges within 2600:380:9900::/40 subnet

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