Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cwe-chemnitz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 18:00:40 UTC · ↺ Refresh
MX Hostnames
- w01c3ff7.kasserver.com
MX Priorities
- w01c3ff7.kasserver.com: 10
A / AAAA Records
- 85.13.136.140 ↩ dd48120.kasserver.com
Mail Server IPs
- 85.13.136.140 ↩ dd48120.kasserver.com
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2512261156 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2512261156
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns5.kasserver.com
ns6.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:85.13.136.140 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms72414405
- SPFv=spf1 a mx ip4:85.13.136.140 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
- brevo-code:5313540dfa56157a732b0a7e916a6f51
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