Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sinergiasys.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 16:53:26 UTC · ↺ Refresh
MX Hostnames
- sinergiasys-com.mail.protection.outlook.com
MX Priorities
- sinergiasys-com.mail.protection.outlook.com: 0
A / AAAA Records
- 201.158.32.182 ↩ sinergiasys.com
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:201.158.32.182 ip4:192.252.154.39 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100
✓ Reject — strongest protection
📋 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
4 records- mscid=VZKPSF22EjyQ7aZLnEVxlw6YBMNWu2FK5sqWoBCFIq8SCnHDyYzv6n+P34WlDSvVNXnpdE/056SgXGCWsP5lhQ==
- MS=8640DCB8585C60782472ED49FFFC73D751676379
- SPFv=spf1 ip4:201.158.32.182 ip4:192.252.154.39 include:spf.protection.outlook.com -all
- quk7tfgfpqvu9hkg497mp0ti08
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