Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sym.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 21:32:23 UTC · ↺ Refresh
MX Hostnames
- sym-com-mx.mail.protection.outlook.com
MX Priorities
- sym-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 149.56.24.9 ↩ envios.lealtadprimero.com.mx
Mail Server IPs
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.lealtadprimero.com.mx vicente\.becerra.sym.com.mx 2026022701 10800 3600 1209600 10800
Primary NS (mname)
ns2.lealtadprimero.com.mx
Admin Email (rname)
vicente\@becerra.sym.com.mx
Serial
2026022701
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns1.lealtadprimero.com.mx
ns2.lealtadprimero.com.mx
SPF Record
✓ Strict (-all)
v=spf1 +a +ip4:189.202.205.122 include:spf.protection.outlook.com +include:sharepointonline.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 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
3 records- google-site-verification=_F0FJ4unCEXomrNXUAOWJ3XShB0n0j36gUTVUtClWBU
- SPFv=spf1 +a +ip4:189.202.205.122 include:spf.protection.outlook.com +include:sharepointonline.com -all
- openai-domain-verification=dv-jg9oACU7Gf00gvlAmEDdUXVw
Full email verification for sym.com.mx
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