This is an approximate list of the IP addresses that the domain _netblocks3.google.com allows email to be sent from according to their SPF record
Query | Response | |
---|---|---|
_netblocks3.google.com TXT | ||
_netblocks3.google.com TXT | 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 ip4:35.191.0.0/16 ip4:130.211.0.0/22 ~all |
Internal debug code. Here be dragons.
qcount => [ { "param" => "_netblocks3.google.com", "query" => "root", "record" => "" } ] errors => [ "0This seems to be a healthy SPF record", "0This SPF record has 0/10 terms that cause DNS queries" ] record => { "google" => [ "35.191.0.0/16", "108.177.96.0/19", "130.211.0.0/22", "172.217.0.0/19", "172.217.32.0/20", "172.217.128.0/19", "172.217.160.0/20", "172.217.192.0/19", "172.253.56.0/21", "172.253.112.0/20" ] } queries => [ { "__" => "o\211\201\200\0\1\0\1\0\0\0\0\13_netblocks3\6google\3com\0\0\20\0\1\300\f\0\20\0\1\0\0\1,\0\324\323v=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 ip4:35.191.0.0/16 ip4:130.211.0.0/22 ~all", "aa" => "", "ad" => "", "an" => [ [ "_netblocks3.google.com", "txt", "in", 300, "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 ip4:35.191.0.0/16 ip4:130.211.0.0/22 ~all" ] ], "ar" => [], "cd" => "", "id" => 28553, "ns" => [], "op" => "query", "qd" => [ [ "_netblocks3.google.com", "txt", "in" ] ], "qr" => 1, "ra" => 1, "rc" => "noerror", "rd" => 1, "tc" => "" } ] ipsizes => { "108.177.96.0/19" => 8192, "130.211.0.0/22" => 1024, "172.217.0.0/19" => 8192, "172.217.128.0/19" => 8192, "172.217.160.0/20" => 4096, "172.217.192.0/19" => 8192, "172.217.32.0/20" => 4096, "172.253.112.0/20" => 4096, "172.253.56.0/21" => 2048, "35.191.0.0/16" => 65536 }