Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rtilab.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 14:49:16 UTC · ↺ Refresh
MX Hostnames
- smtp.greatmail.com
MX Priorities
- smtp.greatmail.com: 10
A / AAAA Records
- 45.40.153.46 ↩ 46.153.40.45.host.secureserver.net
Mail Server IPs
- 144.217.103.136 ↩ gm-mtl-vip2.mukmuk.org
SOA Record
Raw SOA
ns41.domaincontrol.com dns.jomax.net 2026010507 28800 7200 604800 3600
Primary NS (mname)
ns41.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026010507
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns42.domaincontrol.com
ns41.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.greatmail.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 736 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- ahrefs-site-verification_c96e0cbb85b09439da3da1bf031cd550094671b1167c813b0443a78d0e38db69
- google-site-verification=w9nnMvK1L-o-zqrm2Ltefy5zHRNEuYOxP7TqON-dZZc
- google-site-verification=qwRdPAx4pgJfZZZ7VKqdfbX-8detQcuil4dE598lDRc
- SPFv=spf1 mx include:spf.greatmail.com -all
Full email verification for rtilab.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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