1 / 10
Lookups
0
Issues
256
IPv4 addresses
1.21 ⋅ 10
24
IPv6 addresses
Terms
redirect=
_spf.tisf.net
Redirect to this SPF record.
Included records
IP ranges
2001:559:8000::
/ 48
Comcast Cable Communications
AS33651
2001:559:8000::
2001:559:8000:ffff:ffff:ffff:ffff:ffff
24.104.150.0
/ 24
Comcast Cable Communications
AS33651
24.104.150.0 - 24.104.150.255
256 IP addresses