Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
empresassantana.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 12:48:20 UTC · ↺ Refresh
MX Hostnames
- empresassantana-com.mail.protection.outlook.com
MX Priorities
- empresassantana-com.mail.protection.outlook.com: 0
A / AAAA Records
- 207.150.240.20 ↩ www.csquaregroup.com
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.nustream.net support.nustream.com 2014080177 1200 600 86400 3600
Primary NS (mname)
dns1.nustream.net
Admin Email (rname)
support@nustream.com
Serial
2014080177
Refresh
1200s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
dns1.nustream.net
dns2.nustream.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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=ms34932919
- SPFv=spf1 include:spf.protection.outlook.com -all
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