Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clubsmartservice.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 14:40:32 UTC · ↺ Refresh
MX Hostnames
- clubsmartservice-de.w-v1.mx.microsoft
MX Priorities
- clubsmartservice-de.w-v1.mx.microsoft: 0
A / AAAA Records
- 195.70.38.6 ↩ www.shellsmart.com
Mail Server IPs
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.shell.com dns.shell.com 1226 10800 1080 2419200 600
Primary NS (mname)
dns1.shell.com
Admin Email (rname)
dns@shell.com
Serial
1226
Refresh
10800s
Retry
1080s
Expire
2419200s
Minimum TTL
600s
Nameservers (NS)
dns1.shell.com
dns2.shell.com
dns3.shell.com
SPF Record
✓ Strict (-all)
v=spf1 include:mail.zendesk.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; fo=1; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
4 records- SPFv=spf1 include:mail.zendesk.com -all
- MS=ms58109760
- mindmanager-verification=46eaa26621e4955c1675b55d446c6d03325f458b59a465f898d42924010e7286
- DMARCv=DMARC1; p=quarantine; sp=reject; fo=1; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]
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