Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ox365.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 13:49:44 UTC · ↺ Refresh
MX Hostnames
- d239122.a.ess.uk.barracudanetworks.com
- mx4-uk.mtaroutes.com
- d239122.b.ess.uk.barracudanetworks.com
- mx1-uk.mtaroutes.com
- mx2-uk.mtaroutes.com
- mx3-uk.mtaroutes.com
MX Priorities
- mx1-uk.mtaroutes.com: 0
- mx2-uk.mtaroutes.com: 10
- mx3-uk.mtaroutes.com: 20
- mx4-uk.mtaroutes.com: 30
- d239122.a.ess.uk.barracudanetworks.com: 40
- d239122.b.ess.uk.barracudanetworks.com: 50
A / AAAA Records
- 185.151.30.223 ↩ 185-151-30-223.ptr4.stackcp.net
- 2a07:7800::223 (no PTR)
Mail Server IPs
- 193.200.214.101 ↩ fe1-r4-in.ld0205.l.antispamcloud.com
- 2001:668:1f:ffa4::10 ↩ fe1-r4-in.ld0205.l.antispamcloud.com
- 193.200.214.19 ↩ fe2-r4-in.ld0102.l.antispamcloud.com
- 2001:668:1f:ffa4::20 ↩ fe2-r4-in.ld0102.l.antispamcloud.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
max.ns.cloudflare.com dns.cloudflare.com 2399605167 10000 2400 604800 1800
Primary NS (mname)
max.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399605167
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
novalee.ns.cloudflare.com
max.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_u.ox365.co.uk._spf.smart.ondmarc.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=25; sp=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 25% of failing messages only
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
5 records- 6b6b828994efc01b81a4b949e7543bbfeb6e360ff4ecb0159d3e191bfa72bf31
- google-site-verification=Ac8c97Al49eJxTM2r2XANGS6_w_NquPef6OXSDGfcRQ
- google-site-verification=Y-h6S_dhgCvpXiuC8ru_BjTiuvfcosy4JZRQugRVoeA
- nordpass-domain-verification=5b93ef2b141f3e44d1df3f3f6eb2ba8659fa15840f87282e5edf3e1a7c7031b3
- SPFv=spf1 include:_u.ox365.co.uk._spf.smart.ondmarc.com ~all
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