Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
labor-limbach.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 12:38:24 UTC · ↺ Refresh
MX Hostnames
- pb.labor-limbach.de
MX Priorities
- pb.labor-limbach.de: 10
A / AAAA Records
- 157.97.108.86 ↩ limbach01.ueberbit.de
Mail Server IPs
- 195.226.120.194 ↩ pb.labor-limbach.de
SOA Record
Raw SOA
ns01.versatel.de hostmaster.versatel.de 2026032000 86400 28800 3600000 86400
Primary NS (mname)
ns01.versatel.de
Admin Email (rname)
hostmaster@versatel.de
Serial
2026032000
Refresh
86400s
Retry
28800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns01.versatel.de
ns02.versatel.de
ns04.versatel.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx mx:de.umantis.com include:_spf.jpberlin.de include:spf.de.umantis.com include:spf.protection.outlook.com include:_spf.4me.com include:_spf.xurrent.com a:mail.limbachgruppe.com ip4:62.96.48.41/32 ip4:78.47.138.221 ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- google-site-verification=xkt-pCgX8sMSW8rD5yOAIXy9IIEqCceZVVCbq54_PYY
- google-site-verification=4aVlPlJH284v4qPvTQjT0RxYWD2aegESuADU_qBBNpA
- MS=74C444CA2F7C782CA9FADD9259DEA5FD4506D5C1
- MS=ms67464009
- SPFv=spf1 a mx mx:de.umantis.com include:_spf.jpberlin.de include:spf.de.umantis.com include:spf.protection.outlook.com include:_spf.4me.com include:_spf.xurrent.com a:mail.limbachgruppe.com ip4:62.96.48.41/32 ip4:78.47.138.221 ~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 labor-limbach.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits