Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gruponsa.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 01:08:57 UTC · ↺ Refresh
MX Hostnames
- mail.gruponsa.com.mx
MX Priorities
- mail.gruponsa.com.mx: 0
A / AAAA Records
- 66.102.128.157 ↩ res-cp1-mx.yyz2.websiteservername.com
Mail Server IPs
- 65.38.96.244 ↩ mail.gruponsa.com.mx
SOA Record
Raw SOA
fay.ns.cloudflare.com dns.cloudflare.com 2397032968 10000 2400 604800 1800
Primary NS (mname)
fay.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397032968
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
pablo.ns.cloudflare.com
fay.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:65.38.96.244 include:spf.smtp2go.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=100; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
1 record- SPFv=spf1 ip4:65.38.96.244 include:spf.smtp2go.com -all
Full email verification for gruponsa.com.mx
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits