rosin-stb.de

Valid Email Server
Domain Lookup › rosin-stb.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rosin-stb.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 06:27:42 UTC · ↺ Refresh

MX Hostnames

  • rosin-stb-de.mail.cloud.nospamproxy.com

MX Priorities

  • rosin-stb-de.mail.cloud.nospamproxy.com: 10

A / AAAA Records

  • 81.169.145.94 ↩ w8e.rzone.de
  • 2a01:238:20a:202:1094:: ↩ w8e.rzone.de

Mail Server IPs

  • 178.212.92.66 ↩ de-s04-gw2.mail.cloud.nospamproxy.com
  • 193.37.132.21 ↩ de-s04-gw1.mail.cloud.nospamproxy.com

SOA Record

Raw SOA shades06.rzone.de hostmaster.strato-rz.de 2020062646 86400 7200 604800 300
Primary NS (mname)
shades06.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020062646
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

docks14.rzone.de
shades06.rzone.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.rosin-stb-de.cloud.nospamproxy.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 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

4 records
  • globalsign-domain-verification=F737064C1363C26C986169DCAACCF085
  • google-site-verification=GUztQCGlQPaRIJbR1Ir5SaeaGqXnWB8iDNjQUSDJm4U
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.rosin-stb-de.cloud.nospamproxy.com -all
  • 369+reb8sumt65J02PRM0YQEFApfmU3cnVmVP8uRsCY=
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 rosin-stb.de

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

No credit card required
Get 1,000 Free Credits