surtronic.de

Valid Email Server
Domain Lookup › surtronic.de

Domain Overview

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

Checked via [email protected] · 2026-03-29 07:24:18 UTC · ↺ Refresh

MX Hostnames

  • mx2.cyso.net
  • filter.cyso.net
  • mx1.cyso.net

MX Priorities

  • filter.cyso.net: 10
  • mx2.cyso.net: 30
  • mx1.cyso.net: 20

A / AAAA Records

  • 77.241.81.59 ↩ linweb308.webhosting.be

Mail Server IPs

  • 93.94.228.132 ↩ filter1.antispam-login.net
  • 93.94.228.133 ↩ filter2.antispam-login.net
  • 85.158.202.246 ↩ free.cyso.net
  • 85.158.200.78 ↩ mx1.cyso.net

SOA Record

Raw SOA ns1.sqr.nl hostmaster.surtronic.de 2020031300 16384 2048 1048576 900
Primary NS (mname)
ns1.sqr.nl
Admin Email (rname)
hostmaster@surtronic.de
Serial
2020031300
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
900s

Nameservers (NS)

ns2.sqr.domains
ns1.sqr.nl
ns3.sqr.cloud

SPF Record

✓ Strict (-all)
v=spf1 include:spf.cyso.nl -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

1 record
  • SPFv=spf1 include:spf.cyso.nl -all
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