fastnet.co.uk

Valid Email Server
Domain Lookup › fastnet.co.uk
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
fastnet.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 06:06:45 UTC · ↺ Refresh

MX Hostnames

  • relay1.fast.net.uk
  • mailfilter.fast.net.uk

MX Priorities

No priority data.

A / AAAA Records

  • 212.42.180.205

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns1.fast.net.uk
ns0.fast.net.uk

SPF Record

✓ Strict (-all)
v=spf1 include:spf-1.fastnet.co.uk include:spf-2.fastnet.co.uk include:spf-3.fastnet.co.uk include:spf.nodeping.com include:servers.mcsv.net include:spf-uk.emailsignatures365.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 216 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
  • pgshvlfwmrhszr54z0pwf0496ybk2dc3
  • duo_sso_verification=oWsQU7OvIJ6KhmRpzmmWvj4LY83CVUlKo2fXB7CYDFLdkMLAbex0MZc6laUUgx3B
  • MS=ms19829982
  • SPFv=spf1 include:spf-1.fastnet.co.uk include:spf-2.fastnet.co.uk include:spf-3.fastnet.co.uk include:spf.nodeping.com include:servers.mcsv.net include:spf-uk.emailsignatures365.com -all
  • _ol7mcrfpxvaf5t2n85hf1f3bsealfkk
  • apple-domain-verification=UALC2zihDJhYYbD8
  • _wvnfwe25x6zcdk1qjytmllivx6g760x
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