Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
calsoftinc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 04:55:53 UTC · ↺ Refresh
MX Hostnames
- calsoftinc-com.mail.protection.outlook.com
MX Priorities
- calsoftinc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 108.138.106.28 ↩ server-108-138-106-28.jfk50.r.cloudfront.net
- 108.138.106.37 ↩ server-108-138-106-37.jfk50.r.cloudfront.net
- 108.138.106.112 ↩ server-108-138-106-112.jfk50.r.cloudfront.net
- 108.138.106.127 ↩ server-108-138-106-127.jfk50.r.cloudfront.net
Mail Server IPs
- 52.101.145.0 ↩ mail-pnzpr01cu00200.inbound.protection.outlook.com
- 52.101.144.3 ↩ mail-ma0pr01cu01103.inbound.protection.outlook.com
- 52.101.145.2 ↩ mail-pnypr01cu00202.inbound.protection.outlook.com
- 52.101.144.0 ↩ mail-ma0pr01cu01000.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1168.awsdns-18.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1168.awsdns-18.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1789.awsdns-31.co.uk
ns-200.awsdns-25.com
ns-976.awsdns-58.net
ns-1168.awsdns-18.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:182.79.46.18 ip4:182.79.45.72/29 ip4:114.143.187.8/29 ip4:147.154.97.253 include:9496305.spf10.hubspotemail.net include:zcsend.net include:spf.protection.outlook.com include:spfa.cpmails.com -all
📊 DNS lookups: 4/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
4 records- calsoftinc-com.mail.protection.outlook.com
- n513l6391rqkl02v9z3nv2gxmvykvsr8
- SPFv=spf1 ip4:182.79.46.18 ip4:182.79.45.72/29 ip4:114.143.187.8/29 ip4:147.154.97.253 include:9496305.spf10.hubspotemail.net include:zcsend.net include:spf.protection.outlook.com include:spfa.cpmails.com -all
- b2jwbw4kkss9h4zc530qntfc3pllszmz
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