Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jcsresidential.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 06:48:18 UTC · ↺ Refresh
MX Hostnames
- jcsresidential-com.mail.protection.outlook.com
MX Priorities
- jcsresidential-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.172.94.1 ↩ staticip.multiscreensite.com
- 100.24.208.97 ↩ staticip2.multiscreensite.com
- 199.16.172.79
- 199.16.173.123
Mail Server IPs
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns77.worldnic.com namehost.worldnic.com 126012216 10800 3600 604800 3600
Primary NS (mname)
ns77.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126012216
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns78.worldnic.com
ns77.worldnic.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
✗ 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
3 records- mscid=PDzIrPvukrf+d+UqMU3uM7HHhh9ywjVIY81zVwDrqn8GbsdObnQA+dUZzu5L6qAdIFL4duROEJMqoXZFNa6dlg==
- MS=ms75045034
- SPFv=spf1 include:spf.protection.outlook.com -all
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