Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sk-flachdach.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 22:55:22 UTC · ↺ Refresh
MX Hostnames
- mail.sk-flachdach.de
MX Priorities
- mail.sk-flachdach.de: 10
A / AAAA Records
- 157.90.106.200 ↩ srv4.nko.cloudhosting.center
Mail Server IPs
- 85.236.55.85 ↩ login.urbanstudio.cloud
- 2001:4178:6:1232:85:236:55:85 ↩ login.urbanstudio.cloud
SOA Record
Raw SOA
ns1.urbandomains.de do-not-reply.sk-flachdach.de 2024012401 43200 7200 1209600 86400
Primary NS (mname)
ns1.urbandomains.de
Admin Email (rname)
do-not-reply@sk-flachdach.de
Serial
2024012401
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.urbandomains.de
ns3.urbandomains.de
ns4.urbandomains.de
ns2.urbandomains.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:178.13.253.196 a:login.urbanstudio.cloud ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; adkim=s; aspf=s; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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 mx a ip4:178.13.253.196 a:login.urbanstudio.cloud ~all
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