Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cals.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 18:59:08 UTC · ↺ Refresh
MX Hostnames
- cals-org.mail.protection.outlook.com
- cals-lib-ar-us.mail.protection.outlook.com
MX Priorities
- cals-org.mail.protection.outlook.com: 0
- cals-lib-ar-us.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.11
- 141.193.213.10
Mail Server IPs
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.8.44
- 52.101.40.2
- 2a01:111:f403:c902::1
- 2a01:111:f403:f913::1
- 2a01:111:f403:c922::
SOA Record
Raw SOA
ns1.carrierzone.com postmaster.carrierzone.com 2025100804 86400 300 3600000 300
Primary NS (mname)
ns1.carrierzone.com
Admin Email (rname)
postmaster@carrierzone.com
Serial
2025100804
Refresh
86400s
Retry
300s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns4.carrierzone.com
ns3.carrierzone.com
ns2.carrierzone.com
ns1.carrierzone.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:75.89.103.96/27 include:spf.protection.outlook.com include:outboundmail.blackbaud.net include:ne16.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
7 records- nRrDmAQyTGjBSaNQrTgOtrzK0RLbu75zXKTRMXV4U0CCT0l4zES22lF0ggoH1QfsY8j16dZPczfbjHu2RMilMg==
- SPFv=spf1 ip4:75.89.103.96/27 include:spf.protection.outlook.com include:outboundmail.blackbaud.net include:ne16.com -all
- cals-org.mail.protection.outlook.com
- MS=ms30400304
- google-site-verification=yaqouZZ7QBOXm28wkgnG4UTBZVjfDhUsvWQh4K_n9Yc
- gyuyvwflfusiquiynebtllqubcl._domainkey
- apple-domain-verification=Yn6Zwrg3tDuGlPlW
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