Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
advancedtec.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 18:30:45 UTC · ↺ Refresh
MX Hostnames
- mailcow.arbitrage-medical.de
MX Priorities
- mailcow.arbitrage-medical.de: 0
A / AAAA Records
- 172.67.72.48 (no PTR)
- 104.26.3.250 (no PTR)
- 104.26.2.250 (no PTR)
- 2606:4700:20::681a:3fa (no PTR)
- 2606:4700:20::681a:2fa (no PTR)
- 2606:4700:20::ac43:4830 (no PTR)
Mail Server IPs
- 65.109.158.216 ↩ mailcow.arbitrage-medical.de
SOA Record
Raw SOA
laila.ns.cloudflare.com dns.cloudflare.com 2399523541 10000 2400 604800 1800
Primary NS (mname)
laila.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399523541
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
laila.ns.cloudflare.com
todd.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:suspicious-vaughan.89-116-52-173.plesk.page -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];aspf=r;adkim=r 2
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
default._domainkey
dkim._domainkey
✓ Public key: 392 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
2 records- SPFv=spf1 +a +mx +a:suspicious-vaughan.89-116-52-173.plesk.page -all
- sw-domain-hash=b870c2dc56a22f1e480849e1666bd143
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