Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
startmail.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
⚠ Yes
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 11:22:03 UTC · ↺ Refresh
MX Hostnames
- mx4.startmail.com
- mx2.startmail.com
- mx3.startmail.com
- mx1.startmail.com
MX Priorities
- mx4.startmail.com: 30
- mx2.startmail.com: 10
- mx3.startmail.com: 20
- mx1.startmail.com: 10
A / AAAA Records
- 145.131.90.152 ↩ web2.startmail.com
- 145.131.90.136 ↩ web1.startmail.com
- 2a02:22a0:bbb6:1d00::1002:443
- 2a02:22a0:bbb6:1d00::1001:443
Mail Server IPs
- 89.146.36.82 ↩ mx4.startmail.com
- 2a02:22a0:bbb6:1d00::1004:25 ↩ ptr6.routit.net
- 145.131.90.149 ↩ mx2.startmail.com
- 2a02:22a0:bbb6:1d00::1002:25 ↩ mx2.startmail.com
- 89.146.36.66 ↩ mx3.startmail.com
- 2a02:22a0:bbb6:1d00::1003:25 ↩ ptr6.routit.net
- 145.131.90.133 ↩ mx1.startmail.com
- 2a02:22a0:bbb6:1d00::1001:25 ↩ mx1.startmail.com
SOA Record
Raw SOA
dns31.cloudns.net support.cloudns.net 2026031601 1200 180 1209600 300
Primary NS (mname)
dns31.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2026031601
Refresh
1200s
Retry
180s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
dns31.cloudns.net
dns33.cloudns.net
dns32.cloudns.net
dns34.cloudns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.startmail.com include:mail.zendesk.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
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
3 records- google-site-verification=p92r087LlIf2FNd7HXto_b9YGxOJ7kZgzctnVDneKxI
- SPFv=spf1 include:spf.startmail.com include:mail.zendesk.com ~all
- google-site-verification=C657dqp16Y0cGcLHCmZHmMsaaIVeprybtgiRi_DukZE
Full email verification for startmail.com
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