Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
iacacoustics.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 08:08:08 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 0
- us-smtp-inbound-1.mimecast.com: 0
A / AAAA Records
- 104.21.11.155 (no PTR)
- 172.67.166.97 (no PTR)
- 2606:4700:3035::ac43:a661 (no PTR)
- 2606:4700:3036::6815:b9b (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
bayan.ns.cloudflare.com dns.cloudflare.com 2402238136 10000 2400 604800 1800
Primary NS (mname)
bayan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2402238136
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
bayan.ns.cloudflare.com
luciana.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:5861903.spf01.hubspotemail.net include:june.brightcloudstudioserver.com -all
📊 DNS lookups: 4/10
✓ 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
✓ 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
7 records- knowbe4-site-verification=5334abcea6a18d744d758a7af9aff58d
- SPFv=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:5861903.spf01.hubspotemail.net include:june.brightcloudstudioserver.com -all
- 0ed1fe018a2becefb0e1054e66b11725
- MS=ms77550229
- apple-domain-verification=hAaoyqG90tQx2P4p
- google-site-verification=ifLXGIRsI6WPSxhU-vNS-iudMx50EzwBuYo-IYeKU68
- include:5861903.spf01.hubspotemail.net
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