Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
msb-mbn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 06:58:11 UTC · ↺ Refresh
MX Hostnames
- mailgw2.serverimnetz.de
- mailgw1.serverimnetz.de
MX Priorities
- mailgw2.serverimnetz.de: 10
- mailgw1.serverimnetz.de: 10
A / AAAA Records
- 202.61.236.99 ↩ server.i-s3.de
Mail Server IPs
- 213.202.251.134 ↩ mailgw2.serverimnetz.de
- 195.88.45.245 ↩ mailgw1.serverimnetz.de
SOA Record
Raw SOA
a.ns14.net wk.infinitum.de 2025020701 43200 7200 1209600 600
Primary NS (mname)
a.ns14.net
Admin Email (rname)
wk@infinitum.de
Serial
2025020701
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
b.ns14.net
d.ns14.net
c.ns14.net
a.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 mx a include:spf.protection.outlook.com include:spf.msb-mbn-de.cloud.nospamproxy.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 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
5 records- bsku0V64QPpCNQiFyeVGrRpd52DJmzoR5LXPXAQ0DUU=
- 6brrcr2d1xk8ft7d179hd0qdb62ykhbr
- swisssign-check=vSewNNURtWEoZTgepcB_9ufemG4
- MS=ms92224280
- SPFv=spf1 mx a include:spf.protection.outlook.com include:spf.msb-mbn-de.cloud.nospamproxy.com -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 msb-mbn.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits