Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
insulation.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 12:21:15 UTC · ↺ Refresh
MX Hostnames
- insulation-org.mail.protection.outlook.com
MX Priorities
- insulation-org.mail.protection.outlook.com: 10
A / AAAA Records
- 212.52.11.66 ↩ vps.insulation.org
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
dante.ns.cloudflare.com dns.cloudflare.com 2399245375 10000 2400 604800 1800
Primary NS (mname)
dante.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399245375
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dante.ns.cloudflare.com
harmony.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:212.52.11.66 +include:smtp.membermax.com +include:spf.protection.outlook.com +ip4:208.117.53.138 +include:spf.mandrillapp.com +include:spf.constantcontact.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- 23rv9o3rqd69c3fvckrsdalr3c
- SPFv=spf1 +a +mx +ip4:212.52.11.66 +include:smtp.membermax.com +include:spf.protection.outlook.com +ip4:208.117.53.138 +include:spf.mandrillapp.com +include:spf.constantcontact.com -all
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