Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
insulationtools.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 21:59:31 UTC · ↺ Refresh
MX Hostnames
- insulationtools-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 104.21.87.181
- 172.67.170.129
- 2606:4700:3037::ac43:aa81
- 2606:4700:3037::6815:57b5
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
laura.ns.cloudflare.com
cory.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m
↳ Subdomain policy: none
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
5 records- Sendinblue-code:b88d9382099105fbe606d1e64bee0024
- google-site-verification=C6gHuCrXhMiLltovg2uO91JSAlfp8dF40i0Nb2w0f_U
- google-site-verification=yBUYEzpgz4HRACnciCqOmSH8ajl_-kuOED_oPxhPyNc
- SPFv=spf1 include:secureserver.net -all
- MS=ms56233649
Full email verification for insulationtools.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits