rib.co.uk

Valid Email Server
Domain Lookup › rib.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-19 12:10:41 UTC · ↺ Refresh

MX Hostnames

  • mx3.mtaroutes.com
  • mx4.mtaroutes.com
  • mx1.mtaroutes.com
  • mx2.mtaroutes.com

MX Priorities

  • mx4.mtaroutes.com: 40
  • mx1.mtaroutes.com: 10
  • mx2.mtaroutes.com: 20
  • mx3.mtaroutes.com: 30

A / AAAA Records

  • 185.151.30.178 ↩ 185-151-30-178.ptr4.stackcp.net

Mail Server IPs

  • 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
  • 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com
  • 2001:550:2:61::2fc:100 (no PTR)
  • 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com

SOA Record

Raw SOA ns.ip6net.net easynic.ip6net.net 2022051009 10800 3600 1209600 38400
Primary NS (mname)
ns.ip6net.net
Admin Email (rname)
easynic@ip6net.net
Serial
2022051009
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
38400s

Nameservers (NS)

ns1.ip6net.net
ns0.ip6net.net
ns.ip6net.net

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:84.45.188.18 ip4:206.189.245.156 include:spf.mtaroutes.com include:spf.protection.outlook.com include:servers.ourmailsender.com include:spf.brandingserver.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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

4 records
  • DMARCv=DMARC1; p=none;
  • apple-domain-verification=ST14j3cE183DKXeC
  • SPFv=spf1 a mx ip4:84.45.188.18 ip4:206.189.245.156 include:spf.mtaroutes.com include:spf.protection.outlook.com include:servers.ourmailsender.com include:spf.brandingserver.net -all
  • MS=ms28610736
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