Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
comproboston.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 14:21:47 UTC · ↺ Refresh
MX Hostnames
- comproboston-com.mail.protection.outlook.com
- comproboston-com.mail.protection.outlook.com
MX Priorities
- comproboston-com.mail.protection.outlook.com: 10
- comproboston-com.mail.protection.outlook.com: 0
A / AAAA Records
- 192.124.249.17 ↩ cloudproxy10017.sucuri.net
Mail Server IPs
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.domaincontrol.com dns.jomax.net 2024091802 28800 7200 604800 3600
Primary NS (mname)
ns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024091802
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.domaincontrol.com
ns02.domaincontrol.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
5 records- nrv9f661es0vurvj881u4sd1fi
- google-site-verification=me-i0xRikcJTuHxw11NwRkwz7fy93VbDr_P6tmER70o
- google-site-verification=ZCsYv9ACZ8vD71zpdOaZF3hwMa-fr7IZieoa-C_mbO0
- MS=ms40429764
- SPFv=spf1 include:spf.protection.outlook.com -all
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