VPN Detection Test
Disposable Email Detection
Pricing
master.is4u.cz
Host
Host Information
Parent Domain
is4u.cz
Mail Information
Disposable Email
Privacy Email
A Record
212.4.158.15
CNAME Record
master.is4u.cz
MX Record
akat.is4u.cz
: 0
TXT Record
v=spf1 ip4:212.4.158.9 ip4:212.4.158.15 a ip4:212.4.158.4 ~all
SPF Record
212.4.158.9
212.4.158.15
212.4.158.4