Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
opportunity.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:20:43 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-2.mimecast.com: 0
- usb-smtp-inbound-1.mimecast.com: 0
A / AAAA Records
- 104.26.7.111 (no PTR)
- 172.67.74.38 (no PTR)
- 104.26.6.111 (no PTR)
- 2606:4700:20::681a:76f (no PTR)
- 2606:4700:20::681a:66f (no PTR)
- 2606:4700:20::ac43:4a26 (no PTR)
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
reza.ns.cloudflare.com dns.cloudflare.com 2396347223 10000 2400 604800 1800
Primary NS (mname)
reza.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396347223
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
simon.ns.cloudflare.com
reza.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=b4k69lvt._spf._d.mim.ec
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
11 records- box-domain-verification=edecc272ae92755d3a9bd8cdfeaf135a15681e5711d48a1489023dd29a80ee2f
- brevo-code:0882dcf233610ddc56aff9ad11391a7b
- facebook-domain-verification=pwim6l7osth0dp6b68nwiuxzuqwav0
- google-site-verification=cSLVkaEOiZO1s39h7hCb4PWPKUJye75Im5am9wwidH4
- klaviyo-site-verification=Rrh9cy
- mailerlite-domain-verification=b5b97516e995bab33443331ce2e8c8ab9c5947c3
- slack-domain-verification=TYVby5qLZXm5jlj1zWC1ZUCRtGvsipTKgau3sK6S
- SPFv=spf1 redirect=b4k69lvt._spf._d.mim.ec
- 0ed1fe018a053659a3b947416f8826a92088062514
- MS=ms23861470
- ZOOM_verify_D5jRjo0w5UXsRFdCJRweL7
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