Lookup tree for browserstack.com

v=spf1 ip4:159.135.224.173 include:amazonses.com include:_spf.google.com include:servers.mcsv.net ~all

• include: amazonses.com (lookup #1)

  v=spf1 ip4:199.255.192.0/22 ip4:199.127.232.0/22 ip4:54.240.0.0/18 ip4:69.169.224.0/20 ip4:23.249.208.0/20 ip4:23.251.224.0/19 ip4:76.223.176.0/20 ip4:54.240.64.0/18 ip4:76.223.128.0/19 ip4:216.221.160.0/19 ip4:206.55.144.0/20 ip4:24.110.64.0/18 -all
• include: _spf.google.com (lookup #2)

  v=spf1 include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com ~all

  • include: _netblocks.google.com (lookup #3)

    v=spf1 ip4:66.249.80.0/20 ip4:72.14.192.0/18 ip4:74.125.0.0/16 ip4:108.177.8.0/21 ip4:173.194.0.0/16 ip4:209.85.128.0/17 ip4:216.58.192.0/19 ip4:216.239.32.0/19 ~all
  • include: _netblocks2.google.com (lookup #4)

    v=spf1 ip6:2001:4860:4000::/36 ip6:2404:6800:4000::/36 ip6:2607:f8b0:4000::/36 ip6:2800:3f0:4000::/36 ip6:2a00:1450:4000::/36 ip6:2c0f:fb50:4000::/36 ~all
  • include: _netblocks3.google.com (lookup #5)

    v=spf1 ip4:172.217.0.0/19 ip4:172.217.32.0/20 ip4:172.217.128.0/19 ip4:172.217.160.0/20 ip4:172.217.192.0/19 ip4:172.253.56.0/21 ip4:172.253.112.0/20 ip4:108.177.96.0/19 ~all
• include: servers.mcsv.net (lookup #6)

  v=spf1 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 -all