Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zechbau.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 04:23:10 UTC · ↺ Refresh
MX Hostnames
- zechbau-de.mail.protection.outlook.com
MX Priorities
- zechbau-de.mail.protection.outlook.com: 0
A / AAAA Records
- 31.24.145.37 ↩ p01.zechbau.hosting.plutex.de
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.plutex.de support\.zechgroup.webmen.de 2025090201 300 300 604800 300
Primary NS (mname)
ns3.plutex.de
Admin Email (rname)
support\@zechgroup.webmen.de
Serial
2025090201
Refresh
300s
Retry
300s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns3.plutex.de
ns1.plutex.de
ns2.plutex.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.salesforce.com include:indivsurvey.de include:spf.myzechit.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 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
5 records- MS=ms32372893
- MS=ms45405287
- MS=ms87652173
- AzE+SzmOi69BXuhUaSsTN4RuZ+QuALJselvq/tIUZ05iluU+cA7GJh2c1VMB2vEd3K7g98Y3VmdlnFPcK7gRaQ==
- SPFv=spf1 include:_spf.salesforce.com include:indivsurvey.de include:spf.myzechit.com 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 zechbau.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits