Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
fsi-engineers.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 08:33:34 UTC · ↺ Refresh
MX Hostnames
- fsiengineers-com0i.mail.protection.outlook.com
MX Priorities
- fsiengineers-com0i.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.easydns.com zone.easydns.com 1775677705 21600 7200 604800 300
Primary NS (mname)
dns1.easydns.com
Admin Email (rname)
zone@easydns.com
Serial
1775677705
Refresh
21600s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
dns2.easydns.net
dns3.easydns.ca
dns1.easydns.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com ip4:167.89.11.197 include:servers.mcsv.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 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
5 records- duo_sso_verification=cgYaDmhJF4UwSI1Qp1YIXa0qfZGUshPn2novpHcLB1UYXYiLbF6fh9MC6GTAQD2i
- SPFv=spf1 a mx include:spf.protection.outlook.com ip4:167.89.11.197 include:servers.mcsv.net -all
- 11qcac0mg30pj2j5lrs6ij0kgl
- cvi9uhd7p2nvhpk1dooojpesuv
- DzpNZnTQHOxXPmoW8BWzEwlicIARb4Jtzk9TR5JV6DpWKaAWRqh4V2fsqqrW4zuPCZofaU2cuKR5TjoSRkNPPw==
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