Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iris-rahn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 13:12:46 UTC · ↺ Refresh
MX Hostnames
- mail.iris-rahn.de
MX Priorities
- mail.iris-rahn.de: 10
A / AAAA Records
- 188.40.126.124 ↩ isp.bremer.hosting
Mail Server IPs
- 188.40.126.124 ↩ isp.bremer.hosting
SOA Record
Raw SOA
robotns3.second-ns.com info.hb-hosting.de 2026030703 7200 3600 1209600 3600
Primary NS (mname)
robotns3.second-ns.com
Admin Email (rname)
info@hb-hosting.de
Serial
2026030703
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; 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 a ~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 iris-rahn.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits