diebels.de

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
diebels.de
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 15:10:23 UTC · ↺ Refresh

MX Hostnames

  • eu-smtp-inbound-2.mimecast.com
  • cluster8a.eu.messagelabs.com
  • eu-smtp-inbound-1.mimecast.com
  • cluster8.eu.messagelabs.com

MX Priorities

  • eu-smtp-inbound-1.mimecast.com: 10
  • eu-smtp-inbound-2.mimecast.com: 10
  • cluster8.eu.messagelabs.com: 15
  • cluster8a.eu.messagelabs.com: 20

A / AAAA Records

  • 45.60.64.149
  • 45.60.71.149

Mail Server IPs

  • 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.201 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.245.230.198 ↩ mail856.messagelabs.com
  • 195.245.231.66 ↩ mail871.messagelabs.com
  • 195.245.230.195 ↩ mail853.messagelabs.com
  • 85.158.142.211 ↩ mail835.messagelabs.com
  • 85.158.142.216
  • 195.245.231.71
  • 34.91.159.228

SOA Record

Raw SOA dns1.cscdns.net hostmaster.cscdns.net 2020022516 28800 7200 604800 600
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2020022516
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

dns2.cscdns.net
dns1.cscdns.net

SPF Record

✓ Strict (-all)
v=spf1 include:eu._netblocks.mimecast.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s; pct=100; rf=afrf; ri=86400; sp=none
~ Quarantine — good protection (failing mail goes to spam)
📋 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

2 records
  • SPFv=spf1 include:eu._netblocks.mimecast.com -all
  • _globalsign-domain-verification=OGeFe1vI7viH8oEnRb-N2eOWwBja6IaifSvNK8Bqrv
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for diebels.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits