maribondo.de

Valid Email Server
Domain Lookup › maribondo.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
maribondo.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 17:24:15 UTC · ↺ Refresh

MX Hostnames

  • maribondo-de.mail.protection.outlook.com

MX Priorities

  • maribondo-de.mail.protection.outlook.com: 0

A / AAAA Records

  • 217.160.0.221 ↩ 217-160-0-221.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::2da ↩ 2001-08d8-100f-f000-0000-0000-0000-02da.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ns1083.ui-dns.de hostmaster.1und1.de 2017030137 28800 7200 604800 300
Primary NS (mname)
ns1083.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2017030137
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1083.ui-dns.org
ns1083.ui-dns.de
ns1083.ui-dns.com
ns1083.ui-dns.biz

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ 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

2 records
  • MS=ms79238834
  • SPFv=spf1 include:spf.protection.outlook.com ~all
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 maribondo.de

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

No credit card required
Get 1,000 Free Credits