Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
casupport.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 16:56:48 UTC · ↺ Refresh
MX Hostnames
- casupport-com.mail.protection.outlook.com
MX Priorities
- casupport-com.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.hcl.com hcladteam.hcl.com 2017092471 1800 900 604800 3600
Primary NS (mname)
ns01.hcl.com
Admin Email (rname)
hcladteam@hcl.com
Serial
2017092471
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns04.hcl.com
ns02.hcl.com
ns01.hcl.com
ns05.hcl.com
SPF Record
✓ Strict (-all)
v=spf1 mx a:hrmgw02.telerx.com a:smtp01.telerx.com ip4:69.8.223.141 ip4:162.221.97.34 ip4:162.221.97.38 ip4:162.221.97.40 include:spf.protection.outlook.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
selector1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms35399222
- SPFv=spf1 mx a:hrmgw02.telerx.com a:smtp01.telerx.com ip4:69.8.223.141 ip4:162.221.97.34 ip4:162.221.97.38 ip4:162.221.97.40 include:spf.protection.outlook.com include:_spf.salesforce.com -all
- amazonses:SUQujeMM/dLKAhsHs/pKqHN99fZdEySOvjpqgIZbJMU=
Full email verification for casupport.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits