Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
opportune.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 20:43:31 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 20
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 172.67.173.237 (no PTR)
- 104.21.30.211 (no PTR)
- 2606:4700:3033::6815:1ed3 (no PTR)
- 2606:4700:3032::ac43:aded (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
paislee.ns.cloudflare.com dns.cloudflare.com 2399348398 10000 2400 604800 1800
Primary NS (mname)
paislee.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399348398
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
tom.ns.cloudflare.com
paislee.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.230.224.98 ip4:199.227.133.18 include:spf.intermedia.net include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ 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
7 records- MS=ms43597379
- bubd33og2h4icvlv27hbt30kjg
- gobjv38hn2qtm2c9lgivpbusvl
- google-site-verification=WDX3EjFaQ5CsAwegpacpzBIFWKPdLqFf_dEGuamj3N0
- openai-domain-verification=dv-64OawYeJ1XIgG6Mg8FL9Aev3
- SPFv=spf1 ip4:216.230.224.98 ip4:199.227.133.18 include:spf.intermedia.net include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com -all
- 0ed1fe018a03b02914af4a421594f5f576e638bc93
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