css-nsu.de

Valid Email Server
Domain Lookup › css-nsu.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
css-nsu.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 18:44:05 UTC · ↺ Refresh

MX Hostnames

  • mail.mymailcenter.de

MX Priorities

  • mail.mymailcenter.de: 10

A / AAAA Records

  • 78.46.152.46 ↩ www417.your-server.de
  • 2a01:4f8:d0a:52dd::2 ↩ www417.your-server.de

Mail Server IPs

  • 46.38.231.227 ↩ mail.mymailcenter.de

SOA Record

Raw SOA ns1.expertdns.de ds.verwalte.domains 2026032402 43200 7200 1209600 86400
Primary NS (mname)
ns1.expertdns.de
Admin Email (rname)
ds@verwalte.domains
Serial
2026032402
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.expertdns.de
ns1.expertdns.de

SPF Record

✓ Strict (-all)
v=spf1 a:683.submission.antispamcloud.com include:spf.antispamcloud.com include:spf.mymailcenter.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=s; aspf=s; pct=100; rf=afrf; ri=86400; sp=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • Gewerbliche Kreisberufs- und Fachschule,Goethestr. 38, 74172 Neckarsulm
  • SPFv=spf1 a:683.submission.antispamcloud.com include:spf.antispamcloud.com include:spf.mymailcenter.de -all
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