Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iooc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 21:31:59 UTC · ↺ Refresh
MX Hostnames
- iooc-com.mail.eo.outlook.com
- ms69636761.msv1.invalid.outlook.com
MX Priorities
- ms69636761.msv1.invalid.outlook.com: 10
- iooc-com.mail.eo.outlook.com: 10
A / AAAA Records
- 54.87.234.156 ↩ ec2-54-87-234-156.compute-1.amazonaws.com
- 44.220.100.89 ↩ ec2-44-220-100-89.compute-1.amazonaws.com
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
ns-402.awsdns-50.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-402.awsdns-50.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-708.awsdns-24.net
ns-1234.awsdns-26.org
ns-1789.awsdns-31.co.uk
ns-402.awsdns-50.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:outlook.com include:ioocspf.smtp.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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 include:outlook.com include:ioocspf.smtp.com ~all
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