Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
calstrs.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 21:13:07 UTC · ↺ Refresh
MX Hostnames
- calstrs-com.mail.protection.outlook.com
MX Priorities
- calstrs-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.7.171 (no PTR)
- 104.18.6.171 (no PTR)
Mail Server IPs
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
blue.foundationdns.com dns.cloudflare.com 2400116867 10000 2400 604800 1800
Primary NS (mname)
blue.foundationdns.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400116867
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
blue.foundationdns.org
blue.foundationdns.com
blue.foundationdns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.digitaldeployment.com include:spf.protection.outlook.com include:spf-00556f01.pphosted.com include:bounce.dmp-voyamail.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1:d:s;
✓ Reject — strongest protection
📋 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
26 records- SPFv=spf1 include:spf.protection.digitaldeployment.com include:spf.protection.outlook.com include:spf-00556f01.pphosted.com include:bounce.dmp-voyamail.com -all
- identrust_validate=CDk7fp9UzwToCqSC2DGUnx2eyRzRHkJIHrhkz/DHiZdx
- jamf-site-verification=D4y-OVqJifEL73jRj5DcHw
- successfactors-site-verification=ODA1ZTRlMjFkNTc3OWM4MjEzNTVmNDc1OTNiMzJiZDlmNzVkNzg2ZDAyMDRlMTllZjlkNDMzY2FhNjBhNDFiZg==
- identrust_validate=27QjE5mjjPO1RvrBt21ac7N2Vz5Q1aeZVr/EW1fFUvzw
- adobe-idp-site-verification=8ead6c93e2d6cbed2b7ba1a98b8a90ced359aad495fafebebb8670e0230dd60e
- canva-site-verification=X1GlIZlc1VGY5E5sxRcikg
- identrust_validate=NJI+9+avCaKburCk0y1ZhqzHNllBxKldezW8c0omuYSV
- _58x38evmf5f40smks62rg7hhriz084q
- apple-domain-verification=zR1xFoZnCiomsaOL
- MS=ms95593204
- apple-domain-verification=EVtP8NoqkBT9JPVqWdFGE3BOqg9B5rrflT1JtG86U1c
- clio-domain-verification=7311c275c2a3a7b59426646ae23075bc
- cisco-ci-domain-verification=77c973e0bec9f9b5917e79bec85bdeadf2a09689848fa4d3fdcfa1e07d1956d6
- successfactors-site-verification=ODE3ZGYwYTNjODQ4MDJlNWNiMGM5MGU0N2IwZmI4YjhhMTk5YWE3NGY3N2ZhYjU1ZWIxN2Y4NDFhNmYxZTgzMg==
- identrust_validate=dTEeMxSFemTpKFiQB2rcZhMGaRw4rTBqbXKmw0rg2Nmx
- e2d0cf30-25ce-4349-9e8b-8ab9e74e4978
- docusign=bfd78c2b-1485-4019-a604-b7c130b407b3
- cloudflare_dashboard_sso=87c8a335060da90bb39fe737e2e62a45
- google-gws-recovery-domain-verification=67175400
- google-site-verification=HAxLH3HhwpCBbxmlAbY9esaAH-fFBd5OVErEBDyLjPk
- identrust_validate=Coxe8RFnImsxOIupSzqzBDPgm5KYDiKiNEeKsNW3DBwK
- docusign=d4752a9b-cfbb-4186-a1ec-6c2b85732baa
- jaXNo3XENSjKNad4vYYONRYug+INSlAQ6+KiSUQBB6KDIdf2tj5kfTu+BCRLlV6XHWY8zvjPpfWD+9/Go5qS6Q==
- smartsheet-site-validation=bPRkLZ3pC6xccrAIoQpKWhFVL7m44T08
- vmware-cloud-verification-f095e826-d460-4b75-977f-5aa947ceed74
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