Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
islengineering.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 00:02:17 UTC · ↺ Refresh
MX Hostnames
- islengineering-com.mail.protection.outlook.com
MX Priorities
- islengineering-com.mail.protection.outlook.com: 5
A / AAAA Records
- 64.90.43.1 ↩ dp-dc808f850a.dreamhostps.com
Mail Server IPs
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.easydns.com zone.easydns.com 1769366670 3600 600 1209600 300
Primary NS (mname)
dns1.easydns.com
Admin Email (rname)
zone@easydns.com
Serial
1769366670
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
dns1.easydns.com
dns2.easydns.net
dns3.easydns.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:207.148.178.42 ip4:207.148.178.45 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; rf=afrf
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- SPFv=spf1 include:spf.protection.outlook.com ip4:207.148.178.42 ip4:207.148.178.45 -all
- apple-domain-verification=ppgRXFjsRvNupSl3
- openai-domain-verification=dv-Uyfx5T0HGsxIBSPVAQDQ72QP
- S8q8+X8UAx4N/94wJsGBnE7P2OeCr9wIokrKJAXFoTjfaDZjwu2clCU2pp96+G6Km0gWILG+ySUVFl0ffyqosA==
- goodnotes-verification=bde8a3c3-27aa-43f2-a830-508ef5e63f97
- po7fgq9f18l1ua83t0l83egraq
- google-site-verification=c07BvLxHJo9dHndawS6Z1w-Cbvkw03rhoJLRD-WPZ3w
- 24nn6ilqrbbdfg2d5ncfthhsm6
- cursor-domain-verification-kb3g3m=I2803CdaafkzptVlFtQDEkFrl
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