Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
airventures-reisen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 13:16:45 UTC · ↺ Refresh
MX Hostnames
- webmail03.rz.sicor-kdl.net
MX Priorities
- webmail03.rz.sicor-kdl.net: 10
A / AAAA Records
- 195.201.118.194 ↩ web05.rz.sicor-kdl.net
Mail Server IPs
- 159.69.29.189 ↩ webmail03.rz.sicor-kdl.net
- 2a01:4f8:c2c:4802::1 ↩ webmail03.rz.sicor-kdl.net
SOA Record
Raw SOA
zonemaster.rz.sicor-kdl.net hostmaster.sicor.net 2022112421 28800 7200 604800 86400
Primary NS (mname)
zonemaster.rz.sicor-kdl.net
Admin Email (rname)
hostmaster@sicor.net
Serial
2022112421
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.sicor.net
ns2.sicor-kdl.net
ns2.sicor.net
ns1.sicor-kdl.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:mx10.rz.sicor-kdl.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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 a mx include:mx10.rz.sicor-kdl.net ~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 airventures-reisen.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits