Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
leadnet.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 06:42:07 UTC · ↺ Refresh
MX Hostnames
- leadnet-de.mail.protection.outlook.com
MX Priorities
- leadnet-de.mail.protection.outlook.com: 10
A / AAAA Records
- 18.185.159.109 ↩ server.servicepanel.de
Mail Server IPs
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-116.awsdns-14.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-116.awsdns-14.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-2009.awsdns-59.co.uk
ns-690.awsdns-22.net
ns-116.awsdns-14.com
ns-1344.awsdns-40.org
SPF Record
✓ Strict (-all)
v=spf1 a mx ptr ip4:18.185.159.109/32 ip4:89.31.137.43/32 ip4:89.31.137.66/32 ip4:89.31.137.70/32 ip4:89.31.137.71/32 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=s; adkim=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 a mx ptr ip4:18.185.159.109/32 ip4:89.31.137.43/32 ip4:89.31.137.66/32 ip4:89.31.137.70/32 ip4:89.31.137.71/32 include:spf.protection.outlook.com -all
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