4wire.co.uk

Valid Email Server
Domain Lookup › 4wire.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
4wire.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-17 19:02:15 UTC · ↺ Refresh

MX Hostnames

  • mail7.netnorth.co.uk

MX Priorities

  • mail7.netnorth.co.uk: 10

A / AAAA Records

  • 104.21.30.92 (no PTR)
  • 172.67.172.179 (no PTR)
  • 2606:4700:3037::6815:1e5c (no PTR)
  • 2606:4700:3036::ac43:acb3 (no PTR)

Mail Server IPs

  • 82.148.230.28 ↩ mail7.netnorth.co.uk
  • 2a00:1b98:1:2:7a2b:cbff:fe46:d56c ↩ mail7.netnorth.co.uk

SOA Record

Raw SOA apollo.ns.cloudflare.com dns.cloudflare.com 2397142794 10000 2400 604800 1800
Primary NS (mname)
apollo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397142794
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

bonnie.ns.cloudflare.com
apollo.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:172.67.172.179 ip4:104.21.30.92 a include:spf.netnorth.co.uk -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

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

1 record
  • SPFv=spf1 ip4:172.67.172.179 ip4:104.21.30.92 a include:spf.netnorth.co.uk -all
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