IPv4 Addresses
TTL
redhat.com. 1337 IN A 34.235.198.240 redhat.com. 1337 IN A 52.200.142.250
Name Servers
TTL
NS
IBM NS1
1h
NS
IBM NS1
1h
NS
IBM NS1
1h
NS
IBM NS1
1h
NS
IBM NS1
1h
NS
IBM NS1
1h
redhat.com. 3600 IN NS dns1.p01.nsone.net. redhat.com. 3600 IN NS dns1.p02.nsone.net. redhat.com. 3600 IN NS dns2.p01.nsone.net. redhat.com. 3600 IN NS dns2.p02.nsone.net. redhat.com. 3600 IN NS dns3.p01.nsone.net. redhat.com. 3600 IN NS dns4.p01.nsone.net.
Mail Servers
TTL
MX
Mimecast
10
1h
MX
Mimecast
10
1h
redhat.com. 3600 IN MX 10 us-smtp-inbound-2.mimecast.com. redhat.com. 3600 IN MX 10 us-smtp-inbound-1.mimecast.com.
SOA Details
TTL
SOA
Primary NS
Responsible
hostmaster.nsone.net
0m
Serial
1684376201
0m
Times
Refresh
3m
Retry
2h
Expire
14d
Minimum TTL
1h
redhat.com. 3600 IN SOA dns1.p01.nsone.net. hostmaster.nsone.net. 1684376201 200 7200 1209600 3600
DMARC
TTL
DMARC
Policy
quarantine
1h
Subdomain Policy
Percentage
100
0m
RUA
RUF
redhat.com. 3600 IN DMARC v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
Certificate Authority Authorization
TTL
CAA
—
1h
CAA
Amazon Trust
1h
CAA
DigiCert
1h
CAA
Let's Encrypt
1h
redhat.com. 3600 IN CAA 0 iodef "mailto:[email protected]" redhat.com. 3600 IN CAA 0 issue "amazontrust.com" redhat.com. 3600 IN CAA 0 issue "digicert.com" redhat.com. 3600 IN CAA 0 issue "letsencrypt.org"