Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
csm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 14:24:59 UTC · ↺ Refresh
MX Hostnames
- mail.csm.de
MX Priorities
- mail.csm.de: 0
A / AAAA Records
- 87.230.61.3 ↩ vwp0252.webpack.hosteurope.de
- 2a01:488:42:1000:57e6:3d03:ffc5:1e86 (no PTR)
Mail Server IPs
- 80.150.130.202 ↩ mail.csm.de
SOA Record
Raw SOA
ns01.domaincontrol.com dns.jomax.net 2026031609 28800 7200 604800 600
Primary NS (mname)
ns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031609
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns02.domaincontrol.com
ns01.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:80.150.130.200/29 include:spf.server-he.de ~all
📊 DNS lookups: 3/10
~ 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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- 490em1np51uqh6d4nhal36688k
- SPFv=spf1 a mx ip4:80.150.130.200/29 include:spf.server-he.de ~all
- MS=ms58824594
- swisssign-check=cq10qUHRVCOITrBt22lsuW-CZEM
- google-site-verification=9rGeg1zXapz9VkTYMltK-WGl7R-6ld0i7emVvFJdGug
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 csm.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits