18
records
Name Servers
TTL
20m
20m
dub.co. 1200 IN NS ns1.vercel-dns.com. dub.co. 1200 IN NS ns2.vercel-dns.com.
Mail Servers
TTL
20m
20m
20m
20m
20m
dub.co. 1200 IN MX 1 aspmx.l.google.com. dub.co. 1200 IN MX 5 alt1.aspmx.l.google.com. dub.co. 1200 IN MX 5 alt2.aspmx.l.google.com. dub.co. 1200 IN MX 10 alt3.aspmx.l.google.com. dub.co. 1200 IN MX 10 alt4.aspmx.l.google.com.
SOA Details
TTL
20m
SOA
Responsible
hostmaster.nsone.net
SOA
Serial
1688450364
SOA
Times
Refresh
12h
Retry
2h
Expire
14d
Minimum TTL
10m
dub.co. 1200 IN SOA ns1.vercel-dns.com. hostmaster.nsone.net. 1688450364 43200 7200 1209600 600
Certificate Authority Authorization
TTL
1m
1m
1m
1m
dub.co. 60 IN CAA 0 issue "amazon.com" dub.co. 60 IN CAA 0 issue "letsencrypt.org" dub.co. 60 IN CAA 0 issue "pki.goog" dub.co. 60 IN CAA 0 issue "sectigo.com"
DMARC
TTL
DMARC
Policy
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
none
quarantine
reject
1m
DMARC
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100
DMARC
RUA
mailto:[email protected]
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
DMARC
RUF
Forensic (per-failure) reports. Often omitted for privacy or volume.
No forensic report URIs (RUF).
dub.co. 60 IN DMARC v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected]
DKIM
TTL
DKIM
Selector
google
v=DKIM1
k=rsa
1m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9CP0Y6MtAPF4...
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9CP0Y6MtAPF4HjJoTKbHV1+qSzGWM3KfEEML8jPC40+s5F4trH8RxQxiEeCDyeOTu7x2M6V5ZVsarjRVnR2c7+r7OIThRZpKYeN3OIYx+MzmGLQYUSJkzaV65kpJv5mCy8AiNM4Z3lH72xCwxTjN6QyaOvFKzuMayDHoUOcV2Ge7m9vqUWD8tmJDUOfAX2DCMJKIQraWl5tIUFMcOUM8hcMlZWjkIfRqpjDTpwYqp3ak8MhF0QnPH7FvJKK+dbzAv6HzZiksxxnAhFmS/TPpBc1ihrqFCM6TOP/NkQiQOlcyIn4nMShFBhXS6Q6cZ5Ekqxnk7KclnODKmaOQKCfDKQIDAQAB
dub.co. 60 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9CP0Y6MtAPF4HjJoTKbHV1+qSzGWM3KfEEML8jPC40+s5F4trH8RxQxiEeCDyeOTu7x2M6V5ZVsarjRVnR2c7+r7OIThRZpKYeN3OIYx+MzmGLQYUSJkzaV65kpJv5mCy8AiNM4Z3lH72xCwxTjN6QyaOvFKzuMayDHoUOcV2Ge7m9vqUWD8tmJDUOfAX2DCMJKIQraWl5tIUFMcOUM8hcMlZWjkIfRqpjDTpwYqp3ak8MhF0QnPH7FvJKK+dbzAv6HzZiksxxnAhFmS/TPpBc1ihrqFCM6TOP/NkQiQOlcyIn4nMShFBhXS6Q6cZ5Ekqxnk7KclnODKmaOQKCfDKQIDAQAB
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | a |
—
|
|
|
| + Pass | mx |
—
|
|
|
| + Pass | include |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
1m
dub.co. 60 IN TXT "v=spf1 a mx include:_spf.google.com include:amazonses.com include:spf.mtasv.net ~all"
MTA-STS
TTL
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
TTL
google-site-verification=mnMe1Wa0gUiGTZLb0nSBo06l880L6rnX4kuVqttuqRg
1m
hubspot-developer-verification=YTY1YTNhNTQtNWQ0Yy00ZTU4LThlMWItZjY1OTM5NTdkNDE3
1m
dub.co. 60 IN TXT "google-site-verification=mnMe1Wa0gUiGTZLb0nSBo06l880L6rnX4kuVqttuqRg" dub.co. 60 IN TXT "hubspot-developer-verification=YTY1YTNhNTQtNWQ0Yy00ZTU4LThlMWItZjY1OTM5NTdkNDE3"