Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lee-engineering.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 11:59:57 UTC · ↺ Refresh
MX Hostnames
- leeengineering-net0i.mail.protection.outlook.com
MX Priorities
- leeengineering-net0i.mail.protection.outlook.com: 0
A / AAAA Records
- 66.96.160.136 ↩ 136.160.96.66.static.eigbox.net
Mail Server IPs
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.netfirms.com dnsadmin.netfirms.com 2011071522 10800 3600 604800 3600
Primary NS (mname)
ns1.netfirms.com
Admin Email (rname)
dnsadmin@netfirms.com
Serial
2011071522
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.netfirms.com
ns2.netfirms.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 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
3 records- MS=ms38100775
- google-site-verification=gdi7qNcUTWK-E718OkUeVxXzTsutgy2wu_QOdxJm_2g
- SPFv=spf1 include:spf.protection.outlook.com -all
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