Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
robolab.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 13:05:46 UTC · ↺ Refresh
MX Hostnames
- robolab-de.mail.protection.outlook.com
MX Priorities
- robolab-de.mail.protection.outlook.com: 10
A / AAAA Records
- 185.244.167.190 (no PTR)
Mail Server IPs
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.lumaserv.eu hostmaster.robolab.de 2023030611 43200 7200 1209600 300
Primary NS (mname)
ns1.lumaserv.eu
Admin Email (rname)
hostmaster@robolab.de
Serial
2023030611
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns1.lumaserv.eu
ns2.lumaserv.eu
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
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- MS=ms66182583
- SPFv=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
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