Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
certuslab.com.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 22:44:58 UTC · ↺ Refresh
MX Hostnames
- aspmx3.googlemail.com
- aspmx2.googlemail.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
No priority data.
A / AAAA Records
- 201.159.23.13
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
dns3.dnskonecta.mx
ks01.konectate.co
digi01.konectate.co
SPF Record
✓ Strict (-all)
v=spf1 ip4:131.72.228.212 ip4:131.72.231.199 ip4:168.194.89.138 ip4:131.72.228.229 ip4:131.72.229.235 ip4:201.159.17.126 ip4:201.159.22.201 ip4:148.244.115.222 ip4:201.159.23.13 include:_spf.google.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=spdgqM1dOgJYJkijBjO63xNIItl_UcNORXf-0YNePxk
- SPFv=spf1 ip4:131.72.228.212 ip4:131.72.231.199 ip4:168.194.89.138 ip4:131.72.228.229 ip4:131.72.229.235 ip4:201.159.17.126 ip4:201.159.22.201 ip4:148.244.115.222 ip4:201.159.23.13 include:_spf.google.com -all
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