Domain Overview
DNS: ✓ just now
Checker: ✓ just now
metalcaucho.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 11:28:15 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
- 172.67.133.111 (no PTR)
- 104.21.13.237 (no PTR)
- 2606:4700:3033::6815:ded (no PTR)
- 2606:4700:3036::ac43:856f (no PTR)
Mail Server IPs
- 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-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
oswald.ns.cloudflare.com dns.cloudflare.com 2414221664 10000 2400 604800 1800
Primary NS (mname)
oswald.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2414221664
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
oswald.ns.cloudflare.com
peaches.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:82.113.190.42/32 ip4:80.33.164.154/32 include:spf.protection.outlook.com include:spf.acumbamail.com include:_netblocks.mimecast.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- SPFv=spf1 mx a ip4:82.113.190.42/32 ip4:80.33.164.154/32 include:spf.protection.outlook.com include:spf.acumbamail.com include:_netblocks.mimecast.com -all
- 0ed1fe018a05de2db1f70949d4a524f0f86a54cc4d
- Acumbamail-domain-verification: 89aaf3de-6466-11eb-bad4-005056bd5094
- MS=ms99514097
- _5gbonitowc55zd242ufalho7w11wp7z
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