Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cookillinois.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 11:08:43 UTC · ↺ Refresh
MX Hostnames
- cookillinois-com.mail.protection.outlook.com
MX Priorities
- cookillinois-com.mail.protection.outlook.com: 0
A / AAAA Records
- 130.211.146.15 ↩ 15.146.211.130.bc.googleusercontent.com
Mail Server IPs
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010765 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010765
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns12.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns13.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:96.90.119.163 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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:96.90.119.163 include:spf.protection.outlook.com -all
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