_spf.tech.org SPF record

0 / 10 Lookups

0 Issues

384 IPv4 addresses

1.21 ⋅ 10 ²⁴ IPv6 addresses


                              v=spf1 
                              ip4:209.234.99.128/25 
                              ip6:2607:ffa0:1::/48 
                              ip4:136.161.101.0/24 
                              ip6:2001:550:100:8::/64 
                              -all

Copied

Terms

ip4:

209.234.99.128 / 25

pass if the sender's IP is between
209.234.99.128 and 209.234.99.255 (inclusive).

San Mateo Regional Network

AS19355

or else

ip6:

2607:ffa0:1:: / 48

pass if the sender's IP is between
2607:ffa0:1:: and 2607:ffa0:1:ffff:ffff:ffff:ffff:ffff (inclusive).

San Mateo Regional Network

AS19355

or else

ip4:

136.161.101.0 / 24

pass if the sender's IP is between
136.161.101.0 and 136.161.101.255 (inclusive).

Cogent Communications

AS174

or else

ip6:

2001:550:100:8:: / 64

pass if the sender's IP is between
2001:550:100:8:: and 2001:550:100:8:ffff:ffff:ffff:ffff (inclusive).

Cogent Communications

AS174

or else

-all

fail the email's SPF check.

Included records

_spf.tech.org

v=spf1 ip4:209.234.99.128/25 ip6:2607:ffa0:1::/48 ip4:136.161.101.0/24 ip6:2001:550:100:8::/64 -all

IP ranges

209.234.99.128 / 25

San Mateo Regional Network

AS19355

209.234.99.128 - 209.234.99.255

128 IP addresses

2607:ffa0:1:: / 48

San Mateo Regional Network

AS19355

2607:ffa0:1::

2607:ffa0:1:ffff:ffff:ffff:ffff:ffff

136.161.101.0 / 24

Cogent Communications

AS174

136.161.101.0 - 136.161.101.255

256 IP addresses

2001:550:100:8:: / 64

Cogent Communications

AS174

2001:550:100:8::

2001:550:100:8:ffff:ffff:ffff:ffff