Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
castlighthealth.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 10:55:23 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- castlighthealth-com.mail.protection.outlook.com
- aspmx.l.google.com
MX Priorities
No priority data.
A / AAAA Records
- 141.193.213.21
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns-cloud-d4.googledomains.com
ns-cloud-d1.googledomains.com
ns-cloud-d3.googledomains.com
ns-cloud-d2.googledomains.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:3928232.spf05.hubspotemail.net include:_spf.salesforce.com include:_spf.qualtrics.com ip4:68.232.198.231 ip4:198.245.88.10 ip4:64.18.0.0/20 ip4:207.211.30.0/24 ip4:207.211.31.0/25 ip4:205.139.110.0/24 ip4:205.139.111.0/24 ip4:216.205.24.0/24 ip4:63.128.21.0/24 ip4:205.217.25.135/32 ip4:205.217.25.132/32 ip4:207.211.41.113/32 ip4:66.179.227.200 ip4:66.119.37.185 ip4:208.53.49.121 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
20 records- _t6eykwh29yw6f70fbqee1zeqh6g8iv4
- dropbox-domain-verification=79jnacyyk0rm
- mixpanel-domain-verify=9218f947-f1f4-4dfa-bac6-ddba91e4491e
- htdz9y7j6wp1jfb83gzsqs7l6v2vh2hz
- h96wk5fh1k3zcyx5qy85n1t7y83fh696
- fb42znqftj7gg0q049dqwc06yyhs9xws
- google-site-verification=Wm_-A9MEK1roykX6I2rfLbXUcdd3DqibXk9jy6nGFOM
- _59ds0m09jw3rh3yza8to9syucv3dxwh
- apple-domain-verification=Ox7G7zskm10L95SH
- 1password-site-verification=XXOQAZ4TPVF7PAKLV4DGO7YOYY
- SPFv=spf1 include:_spf.google.com include:3928232.spf05.hubspotemail.net include:_spf.salesforce.com include:_spf.qualtrics.com ip4:68.232.198.231 ip4:198.245.88.10 ip4:64.18.0.0/20 ip4:207.211.30.0/24 ip4:207.211.31.0/25 ip4:205.139.110.0/24 ip4:205.139.111.0/24 ip4:216.205.24.0/24 ip4:63.128.21.0/24 ip4:205.217.25.135/32 ip4:205.217.25.132/32 ip4:207.211.41.113/32 ip4:66.179.227.200 ip4:66.119.37.185 ip4:208.53.49.121 -all
- ZOOM_verify_vNEosy1jHKE2oro7PRZpxc
- MS=ms27437153
- asv=f94b16d7ccf261b292f41c152a064e73
- 4552k7yyc1d36nm7cpv1t86xws04vksx
- google-site-verification=nPbI9ZzJoNSLkTvos1b3RnFlfgdzBCpmvP08VOYp4WA
- atlassian-domain-verification=nu27b91VBb7GHOicX8l/i/zB1QnJhqtpbdYZ5GZa0pOf4YugiWqSr06oqaW8thHQ
- google-site-verification=vwrMUa1Fj0tWpnvXcmokrABXFyJP6a1Z4fI4mnJ4bgE
- smartsheet-site-validation=AMmfa6lJNbbN4jZLhM9K51iC9zT1AqwM
- google-site-verification=Q8kytrt3bK0hgXpV0jGdUWpCdqOV6dccMFin3ahRums
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