Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
profschierle.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 17:11:52 UTC · ↺ Refresh
MX Hostnames
- mail.profschierle.com
MX Priorities
- mail.profschierle.com: 10
A / AAAA Records
- 85.13.154.217 ↩ dd38410.kasserver.com
Mail Server IPs
- 87.193.154.76 ↩ mail.profschierle.com
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2510101053 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2510101053
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 ip4:87.193.154.76 a:w014d752.kasserver.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
s1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx ip4:87.193.154.76 a:w014d752.kasserver.com -all
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