Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prostaff.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 17:54:48 UTC · ↺ Refresh
MX Hostnames
- mx03.hornetsecurity.com
- mx02.hornetsecurity.com
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
- prostaff-de.mail.protection.outlook.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx02.hornetsecurity.com: 20
- mx01.hornetsecurity.com: 10
- mx03.hornetsecurity.com: 30
- prostaff-de.mail.protection.outlook.com: 50
A / AAAA Records
- 85.13.150.225
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e
- 2a01:111:f403:ca04::7
SOA Record
Raw SOA
ns1090.ui-dns.biz hostmaster.schlund.de 2017051835 28800 7200 604800 300
Primary NS (mname)
ns1090.ui-dns.biz
Admin Email (rname)
hostmaster@schlund.de
Serial
2017051835
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1090.ui-dns.org
ns1090.ui-dns.com
ns1090.ui-dns.biz
ns1090.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 a include:spf.protection.outlook.com include:spf.nl2go.com include:spf.hornetsecurity.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· 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
1 record- SPFv=spf1 a include:spf.protection.outlook.com include:spf.nl2go.com include:spf.hornetsecurity.com -all
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