sigma-cg.com

Valid Email Server
Domain Lookup › sigma-cg.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
sigma-cg.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 10:17:43 UTC · ↺ Refresh

MX Hostnames

  • mx.sigma-cg.com

MX Priorities

No priority data.

A / AAAA Records

  • 104.21.55.212
  • 172.67.173.39
  • 2606:4700:3037::6815:37d4
  • 2606:4700:3035::ac43:ad27

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

craig.ns.cloudflare.com
mary.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
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