Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
siman.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 06:41:41 UTC · ↺ Refresh
MX Hostnames
- siman.com.mx
MX Priorities
- siman.com.mx: 0
A / AAAA Records
- 20.59.24.33 ↩ host05.knowitcloud.net
Mail Server IPs
- 20.59.24.33 ↩ host05.knowitcloud.net
SOA Record
Raw SOA
ns3.knowitcloud.net hostmaster.siman.com.mx 2026022500 1200 300 1209600 3600
Primary NS (mname)
ns3.knowitcloud.net
Admin Email (rname)
hostmaster@siman.com.mx
Serial
2026022500
Refresh
1200s
Retry
300s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns4.knowitcloud.net
ns3.knowitcloud.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a include:spf.knowitcloud.net include:_spf.mlsend.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate 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
✓ 1 found
default._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
1 record- SPFv=spf1 a include:spf.knowitcloud.net include:_spf.mlsend.com include:spf.protection.outlook.com ~all
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