Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
luessens.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 22:30:45 UTC · ↺ Refresh
MX Hostnames
- mail.luessens.de
MX Priorities
- mail.luessens.de: 0
A / AAAA Records
- 45.156.111.42 ↩ node36.securewebsystems.net
Mail Server IPs
- 91.198.228.138 ↩ bm07.securewebsystems.net
SOA Record
Raw SOA
ns01.securewebsystems.net reports.viscomp.bg 2025013100 3600 1800 1209600 86400
Primary NS (mname)
ns01.securewebsystems.net
Admin Email (rname)
reports@viscomp.bg
Serial
2025013100
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns01.securewebsystems.net
ns02.securewebsystems.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:45.156.111.42 include:cemsc.net include:node36.securewebsystems.net a mx +ip4:91.198.228.0/24 +include:relay.mailchannels.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; adkim=r; aspf=r; pct=100; fo=0; rf=afrf; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._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 ip4:45.156.111.42 include:cemsc.net include:node36.securewebsystems.net a mx +ip4:91.198.228.0/24 +include:relay.mailchannels.net -all
- google-site-verification=ODjItaRQqh-g3dG7fZ-nWE-V-bGb4AGCvlNfJEbDDE4
Full email verification for luessens.de
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