Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
arz-tuning.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 02:50:09 UTC · ↺ Refresh
MX Hostnames
- mail.arz-tuning.de
MX Priorities
- mail.arz-tuning.de: 10
A / AAAA Records
- 142.132.237.37 ↩ www.arz-tuning.de
- 2a01:4f8:c010:1ff2::1 ↩ www.arz-tuning.de
Mail Server IPs
- 142.132.237.37 ↩ www.arz-tuning.de
SOA Record
Raw SOA
a.ns14.net technik.ialla.com 2022040400 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
technik@ialla.com
Serial
2022040400
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
b.ns14.net
a.ns14.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip6:2a01:4f8:c010:1ff2::1 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx a ip6:2a01:4f8:c010:1ff2::1 ~all
- google-site-verification=0_M9HSVajb0nl23ZlQcl7yzbFvc4mZzDInCXdDZ71TM
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 arz-tuning.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits