buchconcept.de

Valid Email Server
Domain Lookup › buchconcept.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
buchconcept.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 16:52:44 UTC · ↺ Refresh

MX Hostnames

  • mx-01-a.dcl.srs-sys.de
  • mx-02-a.dcl.srs-sys.de

MX Priorities

  • mx-02-a.dcl.srs-sys.de: 10
  • mx-01-a.dcl.srs-sys.de: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 212.99.217.166 ↩ mx-02-a.dcl.srs-sys.de
  • 212.99.217.165 ↩ mx-01-a.dcl.srs-sys.de

SOA Record

Raw SOA ns.inwx.de hostmaster.srs-sys.de 2024040901 10800 3600 604800 86400
Primary NS (mname)
ns.inwx.de
Admin Email (rname)
hostmaster@srs-sys.de
Serial
2024040901
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns.inwx.de
ns2.inwx.de
ns3.inwx.eu

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.srs-sys.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]; sp=none; rf=afrf; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

1 record
  • SPFv=spf1 include:_spf.srs-sys.de -all
Full email verification for buchconcept.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits