cowolo.de

Valid Email Server
Domain Lookup › cowolo.de

Domain Overview

DNS: ✓ 20h ago Checker: ✓ 20h ago
cowolo.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 17:47:50 UTC · ↺ Refresh

MX Hostnames

  • mx02.hornetsecurity.com
  • mx01.hornetsecurity.com
  • mx04.hornetsecurity.com
  • mx03.hornetsecurity.com

MX Priorities

  • mx01.hornetsecurity.com: 10
  • mx02.hornetsecurity.com: 20
  • mx03.hornetsecurity.com: 30
  • mx04.hornetsecurity.com: 40

A / AAAA Records

  • 157.97.45.196 ↩ r20098.agenturserver.it

Mail Server IPs

  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com
  • 94.100.134.8 ↩ mx03.hornetsecurity.com
  • 94.100.136.7 ↩ mx04.hornetsecurity.com

SOA Record

Raw SOA ns1.netzpepper.de root.ns1.netzpepper.de 1739287262 10800 3600 604800 3600
Primary NS (mname)
ns1.netzpepper.de
Admin Email (rname)
root@ns1.netzpepper.de
Serial
1739287262
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns2.netzpepper.de
ns1.netzpepper.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.hornetsecurity.com include:agenturserver.de include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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:spf.hornetsecurity.com include:agenturserver.de include:spf.protection.outlook.com -all
  • MS=ms83736970
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 cowolo.de

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

No credit card required
Get 1,000 Free Credits