Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
co.imperial.ca.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 00:52:40 UTC · ↺ Refresh
MX Hostnames
- co-imperial-ca-us.mail.protection.outlook.com
MX Priorities
- co-imperial-ca-us.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010273 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010273
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns10.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns15.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:esa1.cres.iphmx.com include:esa2.cres.iphmx.com include:esa3.cres.iphmx.com include:esa4.cres.iphmx.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:esa1.cres.iphmx.com include:esa2.cres.iphmx.com include:esa3.cres.iphmx.com include:esa4.cres.iphmx.com include:_spf.psm.knowbe4.com -all
- apple-domain-verification=LmGeuKtqYePBVerd
- docusign-jas-402ab8d7-b2ab-48d6-b971-feb3f3f9a1f2
- google-site-verification=Sh5oujgQhYkujPJ_AZMXhff0E9rWIBlUroZqZefa7dc
- bw=Ho2EzbN5Oo4Eh3AcPROtjzti02reLN3yusZBzj5je7X4
- ZOOM_verify_SDQkYcaaZHBs5jnHN5suG9
- gbs5sv2dkmnma3fp9muup5pfjl
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