IPv4 AS & ASN Directory

IP Range CIDR ASN AS Name
4.21.29.192 to 4.21.29.223 4.21.29.192/27 AS3356 Level 3 Parent LLC See Range
4.21.29.224 to 4.21.29.255 4.21.29.224/27 AS18718 Marvell Semiconductor Inc See Range
4.21.30.0 to 4.21.31.255 4.21.30.0/23 AS3356 Level 3 Parent LLC See Range
4.21.32.0 to 4.21.63.255 4.21.32.0/19 AS3356 Level 3 Parent LLC See Range
4.21.64.0 to 4.21.127.255 4.21.64.0/18 AS3356 Level 3 Parent LLC See Range
4.21.128.0 to 4.21.255.255 4.21.128.0/17 AS3356 Level 3 Parent LLC See Range
4.22.0.0 to 4.22.255.255 4.22.0.0/16 AS3356 Level 3 Parent LLC See Range
4.23.0.0 to 4.23.63.255 4.23.0.0/18 AS3356 Level 3 Parent LLC See Range
4.23.64.0 to 4.23.79.255 4.23.64.0/20 AS3356 Level 3 Parent LLC See Range
4.23.80.0 to 4.23.87.255 4.23.80.0/21 AS3356 Level 3 Parent LLC See Range
4.23.88.0 to 4.23.89.255 4.23.88.0/23 AS46164 AT&T Mobility LLC See Range
4.23.90.0 to 4.23.91.255 4.23.90.0/23 AS3356 Level 3 Parent LLC See Range
4.23.92.0 to 4.23.95.255 4.23.92.0/22 AS46164 AT&T Mobility LLC See Range
4.23.96.0 to 4.23.127.255 4.23.96.0/19 AS3356 Level 3 Parent LLC See Range
4.23.128.0 to 4.23.255.255 4.23.128.0/17 AS3356 Level 3 Parent LLC See Range
4.24.0.0 to 4.27.255.255 4.24.0.0/14 AS3356 Level 3 Parent LLC See Range
4.28.0.0 to 4.29.255.255 4.28.0.0/15 AS3356 Level 3 Parent LLC See Range
4.30.0.0 to 4.30.255.255 4.30.0.0/16 AS3356 Level 3 Parent LLC See Range
4.31.0.0 to 4.31.127.255 4.31.0.0/17 AS3356 Level 3 Parent LLC See Range
4.31.128.0 to 4.31.143.255 4.31.128.0/20 AS3356 Level 3 Parent LLC See Range
4.31.144.0 to 4.31.144.127 4.31.144.0/25 AS3356 Level 3 Parent LLC See Range
4.31.144.128 to 4.31.144.143 4.31.144.128/28 AS3356 Level 3 Parent LLC See Range
4.31.144.144 to 4.31.144.159 4.31.144.144/28 AS393529 Vanderbilt University Medical Center See Range
4.31.144.160 to 4.31.144.191 4.31.144.160/27 AS3356 Level 3 Parent LLC See Range
4.31.144.192 to 4.31.144.255 4.31.144.192/26 AS3356 Level 3 Parent LLC See Range
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