Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bauzentrum-segl.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 11:52:42 UTC · ↺ Refresh
MX Hostnames
- mx01.segl-bz.de
MX Priorities
- mx01.segl-bz.de: 10
A / AAAA Records
- 91.194.132.254 ↩ redirect.strait.de
Mail Server IPs
- 217.243.137.186 (no PTR)
SOA Record
Raw SOA
shades18.rzone.de hostmaster.strato-rz.de 2020052040 86400 7200 604800 300
Primary NS (mname)
shades18.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020052040
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades18.rzone.de
docks18.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:217.243.137.186 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:mystrait.de redirect=_spf.strato.com
📊 DNS lookups: 4/10
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];adkim=s;aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- 4dm220llvkgjpxfk0yx9dggc0h53q8m9
- MS=ms52828484
- SPFv=spf1 ip4:217.243.137.186 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:mystrait.de redirect=_spf.strato.com
- duo_sso_verification=465dsgDDNTU0c0MoAAPZFmtFTB7G0T4FqRVgYrDIx7VGFo8qrXsX4DnFF2cAupq6
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 bauzentrum-segl.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits