Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
ptbg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-06 14:49:57 UTC · ↺ Refresh
MX Hostnames
- msg01.messagegateway.de
MX Priorities
- msg01.messagegateway.de: 10
A / AAAA Records
- 92.205.94.12 (no PTR)
Mail Server IPs
- 195.4.186.61 ↩ msg01.messagegateway.de
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2026020401 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026020401
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns82.domaincontrol.com
ns81.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx a:mail.ptbg.de include:spf.protection.outlook.com include:ispgateway.de include:secureserver.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx a:mail.ptbg.de include:spf.protection.outlook.com include:ispgateway.de include:secureserver.net -all
- D1782257
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