richter-barner-gmbh.de

Valid Email Server
Domain Lookup › richter-barner-gmbh.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
richter-barner-gmbh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 04:23:56 UTC · ↺ Refresh

MX Hostnames

  • richterbarnergmbh-de01i1e.mail.protection.outlook.com

MX Priorities

  • richterbarnergmbh-de01i1e.mail.protection.outlook.com: 20

A / AAAA Records

  • 212.227.172.251 ↩ 212-227-172-251.elastic-ssl.ui-r.com
  • 2001:8d8:105:1::1:0:3 ↩ 2001-08d8-0105-0001-0000-0001-0000-0003.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA docks05.rzone.de hostmaster.strato-rz.de 2024092145 86400 7200 604800 300
Primary NS (mname)
docks05.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2024092145
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

docks05.rzone.de
shades02.rzone.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:88.130.115.40 ip4:192.168.150.211 include:_spf.strato.com include:spf.protection.outlook.com include:spf.mailjet.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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

3 records
  • SPFv=spf1 ip4:88.130.115.40 ip4:192.168.150.211 include:_spf.strato.com include:spf.protection.outlook.com include:spf.mailjet.com ~all
  • DMARCv=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1;
  • MS=ms64655629
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 richter-barner-gmbh.de

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

No credit card required
Get 1,000 Free Credits