b-c-s.de

Valid Email Server
Domain Lookup › b-c-s.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
b-c-s.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 03:49:44 UTC · ↺ Refresh

MX Hostnames

  • mail.b-c-s.net

MX Priorities

  • mail.b-c-s.net: 100

A / AAAA Records

  • 5.9.164.245 ↩ proxy1.b-c-s.net
  • 5.9.129.204 ↩ proxy2.b-c-s.net
  • 2a01:4f8:162:4d3::8 ↩ proxy2.b-c-s.net
  • 2a01:4f8:162:4d2::8 ↩ proxy1.b-c-s.net

Mail Server IPs

  • 5.9.129.203 ↩ mail.b-c-s.net

SOA Record

Raw SOA ns1.b-c-s.net root.b-c-s.de 2020062400 10800 7200 604800 3600
Primary NS (mname)
ns1.b-c-s.net
Admin Email (rname)
root@b-c-s.de
Serial
2020062400
Refresh
10800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.b-c-s.net
ns2.b-c-s.net

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

3 records
  • SPFv=spf1 mx -all
  • location=hetzner
  • google-site-verification=MCb-eAFNfiiIxDv33IV6iNAEPB4Z3AiRM2E6MexEB_c
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