28
records
IPv4 Addresses
TTL
1h
1h
1h
1h
certainly.com. 3600 IN A 151.101.131.4 certainly.com. 3600 IN A 151.101.195.4 certainly.com. 3600 IN A 151.101.3.4 certainly.com. 3600 IN A 151.101.67.4
IPv6 Addresses
TTL
1h
1h
1h
1h
certainly.com. 3600 IN AAAA 2A04:4E42:0:0:0:0:0:772 certainly.com. 3600 IN AAAA 2A04:4E42:200:0:0:0:0:772 certainly.com. 3600 IN AAAA 2A04:4E42:400:0:0:0:0:772 certainly.com. 3600 IN AAAA 2A04:4E42:600:0:0:0:0:772
Name Servers
TTL
NS
UltraDNS
1h
NS
UltraDNS
1h
NS
UltraDNS
1h
NS
UltraDNS
1h
NS
Google DNS
1h
NS
Google DNS
1h
NS
Google DNS
1h
NS
Google DNS
1h
certainly.com. 3600 IN NS edns1.ultradns.biz. certainly.com. 3600 IN NS edns1.ultradns.com. certainly.com. 3600 IN NS edns1.ultradns.net. certainly.com. 3600 IN NS edns1.ultradns.org. certainly.com. 3600 IN NS ns-cloud-b1.googledomains.com. certainly.com. 3600 IN NS ns-cloud-b2.googledomains.com. certainly.com. 3600 IN NS ns-cloud-b3.googledomains.com. certainly.com. 3600 IN NS ns-cloud-b4.googledomains.com.
Mail Servers
TTL
MX
Google
10
1h
MX
Google
20
1h
MX
Google
20
1h
MX
Google
30
1h
MX
Google
30
1h
certainly.com. 3600 IN MX 10 aspmx.l.google.com. certainly.com. 3600 IN MX 20 alt2.aspmx.l.google.com. certainly.com. 3600 IN MX 20 alt1.aspmx.l.google.com. certainly.com. 3600 IN MX 30 alt3.aspmx.l.google.com. certainly.com. 3600 IN MX 30 alt4.aspmx.l.google.com.
SOA Details
TTL
SOA
Primary NS
Responsible
hostmaster.fastly.com
0m
Serial
2023030287
0m
Times
Refresh
1h
Retry
10m
Expire
7d
Minimum TTL
30m
certainly.com. 3600 IN SOA edns1.ultradns.com. hostmaster.fastly.com. 2023030287 3600 600 604800 1800
DMARC
TTL
DMARC
Policy
quarantine
1h
Subdomain Policy
Percentage
100
0m
RUF
certainly.com. 3600 IN DMARC v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected];
Certificate Authority Authorization
TTL
CAA
Certainly
1h
CAA
Let's Encrypt
1h
certainly.com. 3600 IN CAA 0 issue "certainly.com" certainly.com. 3600 IN CAA 0 issue "letsencrypt.org"
Text Content
TTL
TXT
SPF
v=spf1 include:_spf.google.com ~all
1h
TXT
Google
google-site-verification=LPjXnY9si1h_g4Sy8Yib2Ec63DataD63CWsnB36kfrc
1h
certainly.com. 3600 IN TXT "v=spf1 include:_spf.google.com ~all" certainly.com. 3600 IN TXT "google-site-verification=LPjXnY9si1h_g4Sy8Yib2Ec63DataD63CWsnB36kfrc"