heinzelmannimmo.de

Valid Email Server
Domain Lookup › heinzelmannimmo.de

Domain Overview

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

Checked via [email protected] · 2026-03-21 22:12:23 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 213.160.71.210 (no PTR)
  • 2a00:17d8:200::1c1 (no PTR)

Mail Server IPs

  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.hosting.de hostmaster.heinzelmannimmo.de 2026031903 86400 7200 3600000 900
Primary NS (mname)
ns1.hosting.de
Admin Email (rname)
hostmaster@heinzelmannimmo.de
Serial
2026031903
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
900s

Nameservers (NS)

ns2.hosting.de
ns1.hosting.de
ns3.hosting.de

SPF Record

✓ Strict (-all)
v=spf1 a:hosting.de ip4:213.160.71.210 ip4:185.11.139.55 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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 a:hosting.de ip4:213.160.71.210 ip4:185.11.139.55 include:spf.protection.outlook.com -all
  • facebook-domain-verification=v3php0cjmotxxk120c3tuzrsgb7j53
  • google-site-verification=IOgd5cz1LSRAPVCdkF4ceQWOIdtIjP-Pqd3VwdPobiM
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 heinzelmannimmo.de

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

No credit card required
Get 1,000 Free Credits