Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nwbm.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 02:24:52 UTC · ↺ Refresh
MX Hostnames
- d204795.b.ess.uk.barracudanetworks.com
- d204795.a.ess.uk.barracudanetworks.com
MX Priorities
- d204795.a.ess.uk.barracudanetworks.com: 0
- d204795.b.ess.uk.barracudanetworks.com: 10
A / AAAA Records
- 104.21.3.157 (no PTR)
- 172.67.130.233 (no PTR)
- 2606:4700:3033::6815:39d (no PTR)
- 2606:4700:3037::ac43:82e9 (no PTR)
Mail Server IPs
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
lara.ns.cloudflare.com dns.cloudflare.com 2395117786 10000 2400 604800 1800
Primary NS (mname)
lara.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2395117786
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lara.ns.cloudflare.com
mark.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a include:spf.mailjet.com mx:mail.icanseehosting.co.uk include:authsmtp.com include:spf.protection.outlook.com include:spf.ess.uk.barracudanetworks.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms83496576
- brevo-code:4ddc715bbcee365d77a0258d01e328ac
- google-site-verification=-zx_p7COOsGvI6_YEr9ewvSFn1VyxtJaufDOJ7bXBok
- k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDM4cBq5XkPbQv6mAZfAg+7EbU45d5K/cC1duGvgb0XfgKrZDEoFBxUpQapI+T7kjd5rVmkZz81y9BrQmSoEjzRTuBumE83HoR37FC6Lp9DQunN7YUWWV1oYuzFr3h3CDzQko2yv/etXT0Oik+jPccaur0dv5HmFTV78mnIPQFgFwIDAQAB
- SPFv=spf1 mx a include:spf.mailjet.com mx:mail.icanseehosting.co.uk include:authsmtp.com include:spf.protection.outlook.com include:spf.ess.uk.barracudanetworks.com -all
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