Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
franz-schneider-gmbh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 16:41:18 UTC · ↺ Refresh
MX Hostnames
- franzschneidergmbh-de01c1i.mail.protection.outlook.com
MX Priorities
- franzschneidergmbh-de01c1i.mail.protection.outlook.com: 20
A / AAAA Records
- 81.169.145.162 ↩ wa2.rzone.de
- 2a01:238:20a:202:1162:: ↩ wa2.rzone.de
Mail Server IPs
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
docks07.rzone.de hostmaster.strato-rz.de 2020060836 86400 7200 604800 300
Primary NS (mname)
docks07.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020060836
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades03.rzone.de
docks07.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:87.140.59.189 ip4:192.138.110.14 ip4:192.138.117.78 ip4:192.138.110.15 ip4:192.138.110.232 ip4:192.138.116.77 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
2 records- SPFv=spf1 include:spf.protection.outlook.com ip4:87.140.59.189 ip4:192.138.110.14 ip4:192.138.117.78 ip4:192.138.110.15 ip4:192.138.110.232 ip4:192.138.116.77 -all
- MS=ms28784105
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 franz-schneider-gmbh.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits