Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
leafengineers.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 09:27:12 UTC · ↺ Refresh
MX Hostnames
- leafengineers-com.mail.protection.outlook.com
MX Priorities
- leafengineers-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
javier.ns.cloudflare.com dns.cloudflare.com 2400061507 10000 2400 604800 1800
Primary NS (mname)
javier.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400061507
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
javier.ns.cloudflare.com
tiffany.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:216.23.202.147 ip4:216.23.202.152 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- SPFv=spf1 mx ip4:216.23.202.147 ip4:216.23.202.152 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:_spf.psm.knowbe4.com ~all
- autodesk-domain-verification=L08Slg6wUTN9gMDQUQQu
- miro-verification=dff69b96efb0831398549fc94de97e18b0df8545
Full email verification for leafengineers.com
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