Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tmquadrat.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 04:00:45 UTC · ↺ Refresh
MX Hostnames
- mx-b.secumail.de
- mx-a.secumail.de
MX Priorities
- mx-a.secumail.de: 10
- mx-b.secumail.de: 10
A / AAAA Records
- 35.204.150.5 ↩ 5.150.204.35.bc.googleusercontent.com
Mail Server IPs
- 212.11.225.17 ↩ sc03.secumail.de
- 212.11.225.133 ↩ sc01.secumail.de
- 212.11.224.132 ↩ sc02.secumail.de
- 212.11.224.154 ↩ sc04.secumail.de
SOA Record
Raw SOA
ns1.openprovider.nl dns.openprovider.eu 2025052301 10800 3600 604800 3600
Primary NS (mname)
ns1.openprovider.nl
Admin Email (rname)
dns@openprovider.eu
Serial
2025052301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.openprovider.be
ns3.openprovider.eu
ns1.openprovider.nl
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.jouwweb.nl include:spf.secumail.de include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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- MS=BCB5C7677C801E4FE762DC25E0469A79C14DB6C5
- SPFv=spf1 include:_spf.jouwweb.nl include:spf.secumail.de include:spf.protection.outlook.com ~all
- MS=ms88160266
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