Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mdsystems.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 03:21:06 UTC · ↺ Refresh
MX Hostnames
- mdsystems-com-br.mail.protection.outlook.com
MX Priorities
- mdsystems-com-br.mail.protection.outlook.com: 10
A / AAAA Records
- 198.12.211.40 ↩ 40.211.12.198.host.secureserver.net
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2026032300 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026032300
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns81.domaincontrol.com
ns82.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=ev6hhTU-APXlLRRylodFj3nVe5F9_m55K8LOSQ0vMf4
- logmein-verification-code=13ea9bd8-14ab-4fed-b995-212b620c6a59
- SPFv=spf1 include:spf.protection.outlook.com -all
- d4sign-domain-verification=631239ba-c245-427f-8932-79c37cbf37f9
- --linkedin-site-verification=589a093c-2558-4c57-a9e7-8691aa72f302
- miro-verification=3d14b0365e4e62242f851e0375a6d17fed601e31
- qvjiahmlchqjg9e04gbrh7onf3
Full email verification for mdsystems.com.br
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