r-biopharm.de

Valid Email Server
Domain Lookup › r-biopharm.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
r-biopharm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 15:59:23 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • rbiopharm-de0c.w-v1.mx.microsoft

MX Priorities

  • rbiopharm-de0c.w-v1.mx.microsoft: 0

A / AAAA Records

  • 138.201.191.15 ↩ static.15.191.201.138.clients.your-server.de
  • 2a01:4f8:c17:d2d0::1 (no PTR)

Mail Server IPs

  • 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com

SOA Record

Raw SOA ns1064.ui-dns.biz hostmaster.schlund.de 2017080514 28800 7200 604800 300
Primary NS (mname)
ns1064.ui-dns.biz
Admin Email (rname)
hostmaster@schlund.de
Serial
2017080514
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1064.ui-dns.com
ns1064.ui-dns.biz
ns1064.ui-dns.de
ns1064.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.mailgun.org include:_spf.eu.mailgun.org ip4:23.253.183.25 ip4:69.72.41.208 ip4:185.250.239.0/22 include:spf1.emarketeer.com include:spf.de.umantis.com include:spf.protection.outlook.com include:4832203.spf05.hubspotemail.net include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

6 records
  • apple-domain-verification=w5qk4U5dNSkRBd8W
  • SPFv=spf1 include:_spf.mailgun.org include:_spf.eu.mailgun.org ip4:23.253.183.25 ip4:69.72.41.208 ip4:185.250.239.0/22 include:spf1.emarketeer.com include:spf.de.umantis.com include:spf.protection.outlook.com include:4832203.spf05.hubspotemail.net include:spf-de.emailsignatures365.com -all
  • mOCONwGgQ1t/iAx+QDn1/mg3+4kfCJOgnfnGItqniBjyvNKxJOlitl0dPtvBLuXcwY3VaN34v7oSsxlFsT9AhA==
  • MS=ms21554033
  • ms-domain-verification=ea68a462-7ca6-47df-a2f0-2389e98fc380
  • google-site-verification=a7f11BFgV9EDDQWfmD2IJpt1Qmv7AAOqAL41c5b1aHs
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 · Customize →
See demo & docs
Deep verification
Full email verification for r-biopharm.de

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

No credit card required
Get 1,000 Free Credits