joblackwell.co.uk

Valid Email Server
Domain Lookup › joblackwell.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
joblackwell.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-14 04:14:55 UTC · ↺ Refresh

MX Hostnames

  • mx16.protectedservice.net
  • mx36.protectedservice.net
  • mx46.protectedservice.net
  • mx26.protectedservice.net

MX Priorities

  • mx46.protectedservice.net: 0
  • mx16.protectedservice.net: 0
  • mx26.protectedservice.net: 0
  • mx36.protectedservice.net: 0

A / AAAA Records

  • 172.67.201.141 (no PTR)
  • 104.21.52.167 (no PTR)
  • 2606:4700:3035::6815:34a7 (no PTR)
  • 2606:4700:3037::ac43:c98d (no PTR)

Mail Server IPs

  • 13.41.27.9 ↩ mta4dc2.protectedservice.net
  • 35.177.208.188 ↩ mta3dc1.protectedservice.net
  • 18.135.18.183 ↩ mta5dc8.protectedservice.net

SOA Record

Raw SOA jo.ns.cloudflare.com dns.cloudflare.com 2398612913 10000 2400 604800 1800
Primary NS (mname)
jo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398612913
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

logan.ns.cloudflare.com
jo.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protectedservice.net ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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

✗ 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

1 record
  • SPFv=spf1 include:spf.protectedservice.net ~all
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