Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
an-consulting.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 10:06:23 UTC · ↺ Refresh
MX Hostnames
- mail.itsl.email
MX Priorities
- mail.itsl.email: 10
A / AAAA Records
- 136.243.84.131 ↩ web.itsl.me
- 2a01:4f8:241:f101::131 ↩ web.itsl.me
Mail Server IPs
- 136.243.84.132 ↩ mail.itsl.email
- 2a01:4f8:241:f101::132 ↩ mail.itsl.email
SOA Record
Raw SOA
cns1.alfahosting.info hostmaster.it-systemloesungen.net 2025030937 28800 7200 604800 3600
Primary NS (mname)
cns1.alfahosting.info
Admin Email (rname)
hostmaster@it-systemloesungen.net
Serial
2025030937
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
cns3.alfahosting.info
cns1.alfahosting.info
cns2.alfahosting.info
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx -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 an-consulting.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits