Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schempp-online.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 21:01:54 UTC · ↺ Refresh
MX Hostnames
- schempponline-de01i.mail.protection.outlook.com
MX Priorities
- schempponline-de01i.mail.protection.outlook.com: 10
A / AAAA Records
- 193.53.247.12 ↩ r32618.agenturserver.it
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa7.schlundtech.de support.schempp-networks.de 2025111002 43200 7200 1209600 600
Primary NS (mname)
nsa7.schlundtech.de
Admin Email (rname)
support@schempp-networks.de
Serial
2025111002
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsb7.schlundtech.de
nsc7.schlundtech.de
nsd7.schlundtech.de
nsa7.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:utm.schempp-online.de include:mailgun.org include:spf-de.emailsignatures365.com include:agenturserver.de -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 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
2 records- SPFv=spf1 a mx include:spf.protection.outlook.com include:utm.schempp-online.de include:mailgun.org include:spf-de.emailsignatures365.com include:agenturserver.de -all
- MS=ms53095022
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