Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rockfish.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 05:48:18 UTC · ↺ Refresh
MX Hostnames
- rockfish-com.mail.protection.outlook.com
MX Priorities
- rockfish-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.73.30 (no PTR)
- 104.26.10.76 (no PTR)
- 104.26.11.76
- 2606:4700:20::681a:a4c
- 2606:4700:20::681a:b4c
- 2606:4700:20::ac43:491e
Mail Server IPs
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
andronicus.ns.cloudflare.com dns.cloudflare.com 2400091495 10000 2400 604800 1800
Primary NS (mname)
andronicus.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400091495
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
andronicus.ns.cloudflare.com
mina.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
selector1._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- MS=ms90866044
- facebook-domain-verification=9u3gmtq1va5kdbi5wsl841jjzc24b8
- google-site-verification=RT-FePw7zjYWPlrHiVaM2j1mOZJ6h47FvcQ0qZxcecQ
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for rockfish.com
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