Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rockbarn.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 22:19:49 UTC · ↺ Refresh
MX Hostnames
- rockbarn-com.mail.protection.outlook.com
MX Priorities
- rockbarn-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.18.153 (no PTR)
- 104.18.19.153 (no PTR)
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-cloud-a1.googledomains.com cloud-dns-hostmaster.google.com 58 21600 3600 259200 300
Primary NS (mname)
ns-cloud-a1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
58
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-a4.googledomains.com
ns-cloud-a2.googledomains.com
ns-cloud-a3.googledomains.com
ns-cloud-a1.googledomains.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:173.92.229.167 ip4:159.183.14.221 ip4:216.24.225.125 ip4:96.36.226.218 ip4:12.77.235.206 include:mailer.clubhouseonline-e3.com include:smtp1.clubhouseonlin e-e3.com include:sendgrid.net ip4:168.245.57.57 ip4:50.31.38.19 ip4:167.89.18.211 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; fo=1
⚠ 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
2 records- SPFv=spf1 include:spf.protection.outlook.com ip4:173.92.229.167 ip4:159.183.14.221 ip4:216.24.225.125 ip4:96.36.226.218 ip4:12.77.235.206 include:mailer.clubhouseonline-e3.com include:smtp1.clubhouseonlin e-e3.com include:sendgrid.net ip4:168.245.57.57 ip4:50.31.38.19 ip4:167.89.18.211 -all
- apple-domain-verification=IbPArqGvGWIzwNuu
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