Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
yorknow.com
Yes
✓ Yes
Mailgun
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 22:51:08 UTC · ↺ Refresh
MX Hostnames
- mxb.mailgun.org
- mxa.mailgun.org
MX Priorities
- mxa.mailgun.org: 10
- mxb.mailgun.org: 10
A / AAAA Records
- 45.60.132.84 (no PTR)
- 45.60.122.84 (no PTR)
Mail Server IPs
- 34.160.13.42 ↩ 42.13.160.34.bc.googleusercontent.com
- 34.160.63.108 ↩ 108.63.160.34.bc.googleusercontent.com
SOA Record
Raw SOA
a.portsdns.se registry.ports.net 2025090300 14400 3600 1814400 3600
Primary NS (mname)
a.portsdns.se
Admin Email (rname)
registry@ports.net
Serial
2025090300
Refresh
14400s
Retry
3600s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
b.portsdns.net
a.portsdns.se
SPF Record
✓ Strict (-all)
v=spf1 ip4:23.227.55.240 include:mailgun.org -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1;ri=3600;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- zoho-verification=zb68240346.zmverify.zoho.com
- SPFv=spf1 ip4:23.227.55.240 include:mailgun.org -all
- mqks5760x7cd4rfyswdbxw43dcnjz65v
- lc0xfx3wszjbgspzr45q0s7nzpp8tgkc
- google-site-verification=KmcdfG1VKi_rpzBiUc1pdQHzQUtmagHs0Tnwt5AKdxk
- globalsign-domain-verification=d5f9bffba8a670bce6a221b8b155e6db
- globalsign-domain-verification=b41c5571f89bba5af53b81d7251925be
- globalsign-domain-verification=A1F5C0ED6E786BAD809DD369352CC1B6
- globalsign-domain-verification=692a81f469bb08d70db4591692096f0d
- globalsign-domain-verification=37A63C9F1B3FB08801317F70D4CA7178
- _globalsign-domain-verification=sQxOdmbs91G9VfX0OyRsUFPlfv8soL7NcWQbJL9UB_
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