Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cvcfrankfurt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 15:23:35 UTC · ↺ Refresh
MX Hostnames
- mx00.ionos.de
- mx01.ionos.de
MX Priorities
- mx00.ionos.de: 10
- mx01.ionos.de: 10
A / AAAA Records
- 85.13.140.16 ↩ dd19810.kasserver.com
Mail Server IPs
- 212.227.15.41 ↩ mx00.kundenserver.de
- 217.72.192.67 ↩ mx01.kundenserver.de
SOA Record
Raw SOA
ns1123.ui-dns.com hostmaster.schlund.de 2017030858 28800 7200 604800 300
Primary NS (mname)
ns1123.ui-dns.com
Admin Email (rname)
hostmaster@schlund.de
Serial
2017030858
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1123.ui-dns.biz
ns1123.ui-dns.org
ns1123.ui-dns.com
ns1123.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:_spf.perfora.net include:_spf.kundenserver.de include:spf.nl2go.com include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- brevo-code:bf62d860129f7d8c0cd99594b5e9d7d8
- yahoo-verification-key=tBOGa/X5ooE7CUYBSVFiC0n7B1p1G2ek3bHzjStYMxQ=
- google-site-verification=pLPY2SvKUKYxsCwm9p1tw3qNzUGNd3qSfcIXW_1bkQw
- SPFv=spf1 mx a include:_spf.perfora.net include:_spf.kundenserver.de include:spf.nl2go.com include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
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