rctools.com.mx

Valid Email Server
Domain Lookup › rctools.com.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rctools.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 04:11:25 UTC · ↺ Refresh

MX Hostnames

  • mx40b.anti-spam-premium.com
  • mx40a.anti-spam-premium.com

MX Priorities

  • mx40b.anti-spam-premium.com: 20
  • mx40a.anti-spam-premium.com: 10

A / AAAA Records

  • 198.59.144.54 ↩ svgtl137.cloud-mx-ns.net

Mail Server IPs

  • 209.59.139.216 ↩ out40-fs.anti-spam-premium.com
  • 50.28.40.119 ↩ out40-rc.anti-spam-premium.com
  • 67.225.227.75 ↩ out40-ap.anti-spam-premium.com
  • 50.28.40.68 ↩ out40-mx.anti-spam-premium.com
  • 162.252.105.8 ↩ out40-ts.anti-spam-premium.com
  • 67.227.207.240 ↩ out40-ex.anti-spam-premium.com

SOA Record

Raw SOA ns401.controldns.mx root.svgtl137.cloud-mx-ns.net 2026022400 3600 1800 1209600 86400
Primary NS (mname)
ns401.controldns.mx
Admin Email (rname)
root@svgtl137.cloud-mx-ns.net
Serial
2026022400
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns401.controldns.mx
ns402.controldns.mx
ns403.controldns.mx

SPF Record

✓ Strict (-all)
v=spf1 +mx +ip4:198.59.144.54 +include:spf.anti-spam-premium.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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 +mx +ip4:198.59.144.54 +include:spf.anti-spam-premium.com -all
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