Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
surface-ortho.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 03:08:07 UTC · ↺ Refresh
MX Hostnames
- mxz.surface-ortho.de
MX Priorities
- mxz.surface-ortho.de: 50
A / AAAA Records
- 188.64.43.221 ↩ koelnplus.de
- 2001:880::4:f816:3eff:fe4b:ee8e ↩ koelnplus.de
Mail Server IPs
- 79.140.180.126 ↩ mxz.surface-ortho.de
SOA Record
Raw SOA
ns1.surface-ortho.de div.designplus.de 2025120803 10800 3600 1209600 10800
Primary NS (mname)
ns1.surface-ortho.de
Admin Email (rname)
div@designplus.de
Serial
2025120803
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
pdns02.domaincontrol.com
ns1.surface-ortho.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a:surface-ortho.de ip4:79.140.180.126 include:koelnplus.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; pct=90; sp=none
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 90% of failing messages only
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a:surface-ortho.de ip4:79.140.180.126 include:koelnplus.de ~all
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