Summary

Country
US United States
Domain att.com
Size 524,288
Registry ARIN
Network Name SBCIS-SBIS

Whois




American Registry for Internet Numbers NET99 (NET-99-0-0-0-0) 99.0.0.0 - 99.255.255.255
AT&T Corp. SBCIS-SBIS (NET-99-10-64-0-1) 99.10.64.0 - 99.75.191.255




CIDR IP address subranges within 99.64.0.0/13 subnet

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  • 99.64.16.0/21
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  • 99.67.104.0/21
  • 99.67.112.0/21
  • 99.67.120.0/21
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  • 99.67.136.0/21
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  • 99.67.152.0/21
  • 99.67.160.0/21
  • 99.67.168.0/21
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  • 99.70.128.0/21
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  • 99.70.144.0/21
  • 99.70.152.0/21
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  • 99.70.192.0/21
  • 99.70.200.0/21
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  • 99.71.144.0/21
  • 99.71.152.0/21
  • 99.71.160.0/21
  • 99.71.168.0/21
  • 99.71.176.0/21
  • 99.71.184.0/21
  • 99.71.192.0/21
  • 99.71.200.0/21
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  • 99.71.216.0/21
  • 99.71.224.0/21
  • 99.71.232.0/21
  • 99.71.240.0/21
  • 99.71.248.0/21

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