carter.biz

Valid Email Server
Domain Lookup › carter.biz

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
carter.biz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-14 05:32:16 UTC · ↺ Refresh

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MX Hostnames

  • mx.park.big-dns.com

MX Priorities

  • mx.park.big-dns.com: 10

A / AAAA Records

  • 172.64.80.1 (no PTR)
  • 2606:4700:3033::6815:2175 (no PTR)
  • 2606:4700:3033::ac43:a255

Mail Server IPs

  • 147.182.130.78 (no PTR)
  • 164.90.197.105 (no PTR)
  • 164.90.197.143 (no PTR)
  • 147.182.160.18 (no PTR)
  • 164.90.197.79 (no PTR)
  • 147.182.180.139 (no PTR)
  • 164.90.197.162 (no PTR)
  • 147.182.189.184 (no PTR)

SOA Record

Raw SOA delilah.ns.cloudflare.com dns.cloudflare.com 2398767090 10000 2400 604800 1800
Primary NS (mname)
delilah.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398767090
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

delilah.ns.cloudflare.com
trevor.ns.cloudflare.com

SPF Record

✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

2 records
  • a86c4ac9f9aaf4d0d23910a86de14ad6b2011ed6
  • SPFv=spf1 -all
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