ucb.co.uk

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

Domain Overview

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

Checked via [email protected] · 2026-05-21 11:08:31 UTC · ↺ Refresh

MX Hostnames

  • ucb-co-uk.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 23.185.0.1
  • 2620:12a:8001::1
  • 2620:12a:8000::1

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns-1795.awsdns-32.co.uk
ns-390.awsdns-48.com
ns-694.awsdns-22.net
ns-1264.awsdns-30.org

SPF Record

✓ Strict (-all)
v=spf1 ip4:91.220.42.0/24 ip4:146.101.78.0/24 ip4:207.82.80.0/24 ip4:195.130.217.0/24 ip4:185.58.84.0/22 ip4:52.18.143.192 ip4:34.243.236.23 ip4:15.197.176.170 ip4:3.33.173.208 ip4:212.100.228.53 ip4:198.244.61.46 Ip4:37.221.216.0/21 include:spf.protection.outlook.com include:spf.mailanyone.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._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

3 records
  • SPFv=spf1 ip4:91.220.42.0/24 ip4:146.101.78.0/24 ip4:207.82.80.0/24 ip4:195.130.217.0/24 ip4:185.58.84.0/22 ip4:52.18.143.192 ip4:34.243.236.23 ip4:15.197.176.170 ip4:3.33.173.208 ip4:212.100.228.53 ip4:198.244.61.46 Ip4:37.221.216.0/21 include:spf.protection.outlook.com include:spf.mailanyone.net -all
  • apple-domain-verification=ytPqRvGIkr8DTX6R
  • bv4umsn7cfhp0veb60rh6mtjdq
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