Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
calvest.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 14:06:21 UTC · ↺ Refresh
MX Hostnames
- Calvest-com.mail.protection.outlook.com
MX Priorities
- calvest-com.mail.protection.outlook.com: 0
A / AAAA Records
- 216.55.149.9 ↩ hostedc45.carrierzone.com
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.digitalspaceportal.net postmaster.carrierzone.com 2025120110 86400 300 3600000 300
Primary NS (mname)
ns1.digitalspaceportal.net
Admin Email (rname)
postmaster@carrierzone.com
Serial
2025120110
Refresh
86400s
Retry
300s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns2.digitalspaceportal.net
ns1.digitalspaceportal.net
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
2 records- MS=ms18969518
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for calvest.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits