Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rockfordcorp.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 06:22:22 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 172.67.74.113 (no PTR)
- 104.26.3.241 (no PTR)
- 104.26.2.241 (no PTR)
- 2606:4700:20::ac43:4a71 (no PTR)
- 2606:4700:20::681a:3f1
- 2606:4700:20::681a:2f1
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
sam.ns.cloudflare.com dns.cloudflare.com 2399223109 10000 2400 604800 1800
Primary NS (mname)
sam.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399223109
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sam.ns.cloudflare.com
sonia.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_netblocks.mimecast.com include:spf-westus.emailsignatures365.com ip4:204.126.173.111 include:spf.mandrillapp.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- atlassian-domain-verification=crm4Sagb/qKPwM6HTo9ZCdBcSqONlesLUQBvnBlBpeUOAMCZ8E7Tqo04Js9gcI9E
- dropbox-domain-verification=426hw604w4zg
- mumobonjfoqhb9b29m6polae2k
- sophos-domain-verification=78dd93dab468d48df1e290e0fb48bfd33dfe9aa4
- ssskdd2shs6p4jkhr5sskf25oi
- SPFv=spf1 include:_netblocks.mimecast.com include:spf-westus.emailsignatures365.com ip4:204.126.173.111 include:spf.mandrillapp.com -all
- SPFv=spf1 include:secureserver.net include:mail
- 4nl8t3khs1ruqoq5jea921hujt
- 6st6sl2cpji50mcflftj8h76b5
- apple-domain-verification=MJOUvY2eykyeY7Xt
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