HTTPfy

AS36351 IBM Cloud

SOFTLAYER - IBM Cloud · registered in the United States

IPv4 addresses3,642,112906 prefixes · 0.116% of announced IPv4
Rank in United States#44largest network in US by IPv4 space, of 18,338 · 0.27% of US
Rank worldwide#132of 79,396 networks with IPv4
IPv61 x /32 (81,421 x /48)72 prefixes
CountryUnited States18,679 ASNs registered there

IPv4 prefixes

First 500 of 906 prefixes, in address order.

  • 5.10.96.0/19
  • 5.83.159.0/24
  • 13.116.64.0/18
  • 13.120.64.0/18
  • 13.121.64.0/18
  • 13.122.64.0/18
  • 43.245.168.0/24
  • 46.16.184.0/21
  • 50.22.0.0/20
  • 50.22.16.0/21
  • 50.22.24.0/22
  • 50.22.28.0/22
  • 50.22.32.0/20
  • 50.22.64.0/20
  • 50.22.128.0/18
  • 50.22.192.0/20
  • 50.22.208.0/21
  • 50.97.16.0/25
  • 50.97.16.128/27
  • 50.97.16.160/28
  • 50.97.16.176/29
  • 50.97.16.184/29
  • 50.97.16.192/26
  • 50.97.17.0/24
  • 50.97.32.0/19
  • 52.116.0.0/20
  • 52.116.16.0/21
  • 52.116.24.0/24
  • 52.116.25.0/29
  • 52.116.25.8/29
  • 52.116.25.16/28
  • 52.116.25.32/27
  • 52.116.25.64/26
  • 52.116.25.128/25
  • 52.116.26.0/23
  • 52.116.28.0/22
  • 52.116.32.0/19
  • 52.116.64.0/18
  • 52.116.128.0/20
  • 52.116.144.0/20
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  • 52.116.160.192/26
  • 52.116.161.0/24
  • 52.116.162.0/23
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  • 52.116.192.0/22
  • 52.116.196.0/23
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  • 52.116.198.128/28
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  • 52.116.198.152/32
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  • 52.116.198.160/27
  • 52.116.198.192/26
  • 52.116.199.0/24
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  • 52.116.202.0/24
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  • 52.116.203.128/27
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  • 52.116.203.188/32
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  • 52.116.203.192/26
  • 52.116.204.0/22
  • 52.116.208.0/20
  • 52.116.224.0/19
  • 52.117.0.0/20
  • 52.117.16.0/20
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  • 52.117.64.0/18
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  • 52.117.176.0/22
  • 52.117.180.0/22
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  • 52.117.199.128/28
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  • 52.117.199.192/26
  • 52.117.200.0/21
  • 52.117.208.0/20
  • 52.117.224.0/19
  • 52.118.0.0/16
  • 62.84.171.0/24
  • 64.5.32.0/20
  • 64.5.48.0/21
  • 66.37.96.0/24
  • 66.98.128.0/17
  • 66.228.112.0/20
  • 67.15.0.0/16
  • 67.18.0.0/17
  • 67.18.128.0/18
  • 67.18.192.0/19
  • 67.214.212.0/24
  • 67.214.223.0/24
  • 67.228.0.0/16
  • 69.57.132.0/22
  • 69.57.136.0/21
  • 69.57.144.0/22
  • 74.86.0.0/16
  • 75.126.0.0/18
  • 75.126.64.0/19
  • 75.126.96.0/19
  • 75.126.128.0/17
  • 81.95.144.0/24
  • 89.38.52.0/23
  • 89.38.54.0/24
  • 89.144.43.0/24
  • 103.53.196.0/24
  • 103.70.48.0/24
  • 103.106.108.0/24
  • 103.193.4.0/22
  • 103.197.160.0/22
  • 104.207.183.0/24
  • 104.207.188.0/24
  • 108.168.128.0/18
  • 108.168.254.0/23
  • 108.229.8.0/21
  • 119.81.0.0/21
  • 119.81.8.0/22
  • 119.81.12.0/23
  • 119.81.14.0/26
  • 119.81.14.64/27
  • 119.81.14.96/30
  • 119.81.14.100/31
  • 119.81.14.102/32
  • 119.81.14.103/32
  • 119.81.14.104/31
  • 119.81.14.106/32
  • 119.81.14.107/32
  • 119.81.14.108/30
  • 119.81.14.112/28
  • 119.81.14.128/25
  • 119.81.15.0/24
  • 119.81.16.0/20
  • 119.81.32.0/19
  • 119.81.64.0/18
  • 119.81.128.0/18
  • 119.81.192.0/19
  • 119.81.224.0/19
  • 128.168.0.0/18
  • 128.168.64.0/20
  • 128.168.80.0/21
  • 128.168.88.0/22
  • 128.168.92.0/25
  • 128.168.92.128/26
  • 128.168.92.192/27
  • 128.168.92.224/28
  • 128.168.92.240/29
  • 128.168.92.248/31
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  • 128.168.93.0/24
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  • 128.168.96.0/19
  • 128.168.128.0/18
  • 128.168.192.0/22
  • 129.35.190.0/24
  • 129.41.128.0/19
  • 129.41.224.0/19
  • 130.198.0.0/19
  • 130.198.64.0/18
  • 135.90.64.0/19
  • 135.90.96.0/23
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  • 135.90.99.128/28
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  • 135.90.99.148/31
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  • 135.90.100.0/22
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  • 135.90.128.0/18
  • 141.125.64.0/21
  • 141.125.72.0/22
  • 141.125.76.0/24
  • 141.125.77.0/27
  • 141.125.77.32/31
  • 141.125.77.34/32
  • 141.125.77.35/32
  • 141.125.77.36/30
  • 141.125.77.40/29
  • 141.125.77.48/28
  • 141.125.77.64/26
  • 141.125.77.128/25
  • 141.125.78.0/23
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  • 141.125.96.0/23
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  • 141.125.98.128/26
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  • 141.125.98.208/30
  • 141.125.98.212/31
  • 141.125.98.214/32
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  • 141.125.98.216/29
  • 141.125.98.224/27
  • 141.125.99.0/24
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  • 141.125.128.0/18
  • 144.69.0.0/17
  • 148.59.154.0/24
  • 149.81.0.0/27
  • 149.81.0.32/28
  • 149.81.0.48/29
  • 149.81.0.56/31
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  • 149.81.0.60/30
  • 149.81.0.64/26
  • 149.81.0.128/25
  • 149.81.1.0/24
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  • 149.81.4.0/25
  • 149.81.4.128/29
  • 149.81.4.136/31
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  • 149.81.5.0/24
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  • 149.81.69.0/24
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  • 149.81.219.128/27
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  • 149.81.219.176/29
  • 149.81.219.184/30
  • 149.81.219.188/30
  • 149.81.219.192/26
  • 149.81.220.0/23
  • 149.81.222.0/25
  • 149.81.222.128/29
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  • 149.81.222.192/26
  • 149.81.223.0/24
  • 149.81.224.0/19
  • 150.112.64.0/18
  • 150.238.0.0/18
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  • 150.238.75.122/32
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  • 150.238.75.128/25
  • 150.238.76.0/22
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  • 150.238.128.0/17
  • 150.239.0.0/17
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  • 150.239.160.0/21
  • 150.239.168.0/24
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  • 150.239.169.64/28
  • 150.239.169.80/29
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  • 150.239.169.92/30
  • 150.239.169.96/27
  • 150.239.169.128/25
  • 150.239.170.0/24
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  • 150.239.171.192/27
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  • 150.239.171.232/30
  • 150.239.171.236/32
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  • 150.239.171.238/31
  • 150.239.171.240/28
  • 150.239.172.0/22
  • 150.239.176.0/20
  • 150.239.192.0/18
  • 150.240.0.0/18
  • 150.240.64.0/23
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  • 150.240.67.64/27
  • 150.240.67.96/28
  • 150.240.67.112/29
  • 150.240.67.120/32
  • 150.240.67.121/32
  • 150.240.67.122/31
  • 150.240.67.124/30
  • 150.240.67.128/25
  • 150.240.68.0/22
  • 150.240.72.0/21
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  • 150.240.96.0/19
  • 150.240.128.0/17
  • 158.85.64.0/18
  • 158.175.64.0/19
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  • 158.175.100.0/22
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  • 158.175.128.0/18
  • 158.176.0.0/21
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  • 158.176.11.0/27
  • 158.176.11.32/28
  • 158.176.11.48/30
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  • 158.176.11.64/26
  • 158.176.11.128/25
  • 158.176.12.0/22
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  • 158.177.0.0/22
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  • 158.177.7.128/26
  • 158.177.7.192/27
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  • 158.177.8.0/21
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  • 158.177.128.0/21
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  • 158.177.139.128/27
  • 158.177.139.160/29
  • 158.177.139.168/31
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  • 158.177.139.192/26
  • 158.177.140.0/22
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  • 158.231.64.0/18
  • 159.8.64.0/18
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  • 159.8.216.0/22
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  • 159.8.222.0/23
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  • 159.23.64.0/18
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  • 159.122.128.0/17
  • 159.253.128.0/20
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  • 161.156.0.0/17
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  • 161.199.16.0/24
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  • 161.202.30.0/27
  • 161.202.30.32/28
  • 161.202.30.48/30
  • 161.202.30.52/32
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  • 161.202.30.56/29
  • 161.202.30.64/26
  • 161.202.30.128/25
  • 161.202.31.0/24
  • 161.202.64.0/18
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  • 162.133.64.0/18
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  • 162.133.131.0/24
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  • 162.133.139.96/30
  • 162.133.139.100/32
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  • 162.133.140.0/22
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  • 163.66.64.0/18
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  • 163.73.70.224/27
  • 163.73.71.0/24
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  • 163.73.80.0/20

IPv6 prefixes

All 72 prefixes.

  • 2001:df5:9000::/48
  • 2401:c900:1000::/39
  • 2401:c900:1400::/39
  • 2401:c900:1800::/40
  • 2401:c900:1f00::/40
  • 2401:c900:2000::/39
  • 2401:c900:2700::/40
  • 2401:c900:2800::/39
  • 2401:c900:2d00::/40
  • 2401:c900:2e00::/39
  • 2401:c900:3000::/40
  • 2402:2f80::/48
  • 2402:b180:1::/48
  • 2403:1480:1000::/36
  • 2403:a280:8000::/36
  • 2403:ad80:20::/48
  • 2602:ff1c:1::/48
  • 2602:ff84:1::/48
  • 2602:ff84:c::/48
  • 2602:ff84:11::/48
  • 2602:ff84:12::/48
  • 2607:f0d0::/46
  • 2607:f0d0:4::/47
  • 2607:f0d0:6::/64
  • 2607:f0d0:6:1::/64
  • 2607:f0d0:6:2::/63
  • 2607:f0d0:6:4::/62
  • 2607:f0d0:6:8::/61
  • 2607:f0d0:6:10::/60
  • 2607:f0d0:6:20::/59
  • 2607:f0d0:6:40::/58
  • 2607:f0d0:6:80::/57
  • 2607:f0d0:6:100::/56
  • 2607:f0d0:6:200::/55
  • 2607:f0d0:6:400::/54
  • 2607:f0d0:6:800::/53
  • 2607:f0d0:6:1000::/52
  • 2607:f0d0:6:2000::/51
  • 2607:f0d0:6:4000::/50
  • 2607:f0d0:6:8000::/49
  • 2607:f0d0:7::/48
  • 2607:f0d0:8::/45
  • 2607:f0d0:10::/44
  • 2607:f0d0:20::/43
  • 2607:f0d0:40::/42
  • 2607:f0d0:80::/41
  • 2607:f0d0:100::/40
  • 2607:f0d0:200::/39
  • 2607:f0d0:400::/38
  • 2607:f0d0:800::/37
  • 2607:f0d0:1000::/36
  • 2607:f0d0:2000::/37
  • 2607:f0d0:2800::/39
  • 2607:f0d0:2a00::/39
  • 2607:f0d0:2c00::/38
  • 2607:f0d0:3000::/36
  • 2607:f0d0:4000::/34
  • 2607:f0d0:8000::/33
  • 2620:11b:3002::/48
  • 2803:2f40:ffff::/48
  • 2a03:8180:1100::/40
  • 2a03:8180:1200::/39
  • 2a03:8180:1400::/40
  • 2a03:8180:1800::/39
  • 2a03:8180:1c00::/39
  • 2a03:8180:1f00::/40
  • 2a03:8180:2000::/39
  • 2a03:8180:2200::/40
  • 2a03:8180:2700::/40
  • 2a03:8180:2800::/39
  • 2a04:f400:3000::/48
  • 2a05:dfc7:30::/48

Similar-sized networks in United States

ASNNameIPv4 addresses
AS3257#41 GTT-BACKBONE GTT Communications Inc.4,103,936
AS11003#42 PANDG - The Procter and Gamble Company4,090,624
AS20057#43 ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC3,979,776
AS4249#45 LILLY-AS - Eli Lilly and Company3,342,336
AS14061#46 DIGITALOCEAN-ASN - DigitalOcean, LLC3,150,845
AS4155#47 USDA-1 - USDA3,147,776

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