VPN Detection Test
Disposable Email Detection
Pricing
biz.rr.com
Host
Host Information
Parent Domain
Mail Information
Disposable Email
Privacy Email
A Record
208.55.19.121
CNAME Record
biz.rr.com
MX Record
mx1.biz.rr.com: 10
mx2.biz.rr.com: 10
TXT Record
v=spf1 a mx include:_spf.twcbc.com ~all
SPF Record
47.43.24.0/24
47.43.26.0/24
47.43.26.164/32
47.43.26.165/32
24.176.92.28/32
142.136.234.128/27
142.136.235.128/27