Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
roicorp.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 12:50:22 UTC · ↺ Refresh
MX Hostnames
- mx-cluster-ca-fallback.hornetsecurity.com
- mx-cluster-ca01.hornetsecurity.com
- mx-cluster-ca02.hornetsecurity.com
- mx-cluster-ca03.hornetsecurity.com
MX Priorities
- mx-cluster-ca03.hornetsecurity.com: 30
- mx-cluster-ca01.hornetsecurity.com: 10
- mx-cluster-ca-fallback.hornetsecurity.com: 40
- mx-cluster-ca02.hornetsecurity.com: 20
A / AAAA Records
- 104.19.210.76 (no PTR)
Mail Server IPs
- 209.172.38.68 ↩ hsmx01-hz11.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 108.163.133.231 ↩ mx-cluster-ca01.hornetsecurity.com
SOA Record
Raw SOA
ns7.worldnic.com namehost.worldnic.com 125091612 10800 3600 604800 3600
Primary NS (mname)
ns7.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125091612
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns7.worldnic.com
ns8.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_s9icc8obk.sdmarc.net
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]
✓ 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
2 records- 09.01.2024
- SPFv=spf1 redirect=_s9icc8obk.sdmarc.net
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