Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cynthus.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 05:16:21 UTC · ↺ Refresh
MX Hostnames
- cynthus-com-mx.mail.protection.outlook.com
MX Priorities
- cynthus-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 69.48.153.101 ↩ 69.48.153.101.static.a2webhosting.com
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns19092159236.a2dns.com root.server.cynthus.com.mx 2026032801 3600 1800 1209600 86400
Primary NS (mname)
ns19092159236.a2dns.com
Admin Email (rname)
root@server.cynthus.com.mx
Serial
2026032801
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns6948153101.a2dns.com
ns19092159236.a2dns.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; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- sendinblue-site-verification=2221312
- MS=ms61585350
- SPFv=spf1 include:spf.protection.outlook.com -all
- brevo-code:2186b1b286ba86cff85e73517b0c0de8
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