Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
chubb.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:12:32 UTC · ↺ Refresh
MX Hostnames
- chubb-co-uk.mail.protection.outlook.com
MX Priorities
- chubb-co-uk.mail.protection.outlook.com: 10
A / AAAA Records
- 104.18.26.143 (no PTR)
- 104.18.27.143 (no PTR)
- 2606:4700::6812:1b8f
- 2606:4700::6812:1a8f
Mail Server IPs
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
joel.ns.cloudflare.com dns.cloudflare.com 2398945217 10000 2400 604800 1800
Primary NS (mname)
joel.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398945217
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
joel.ns.cloudflare.com
nola.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com ip4:62.173.81.26 ip4:67.231.144.184 ip4:67.231.152.184 ip4:52.251.67.96 ip4:212.99.44.68 ip4:212.99.44.69 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
✓ Public key: 392 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
14 records- MS=ms31720422
- MS=ms66111133
- MS=ms69576104
- ZOOM_verify_MLqyrJ7TRiSNTbmk9vXQDg
- atlassian-domain-verification=/Jg/wIRcDdh0yjh470/APag6SRd5aNPf2qdEJm81ybVszfBwN5sgOhLXJNNc6ElX
- cisco-ci-domain-verification=50cdbb2568935a0c14ee7659ccaeb077c0c96676342167e07eff4443f879ba12
- d96e8ccc0d2144bb0275b25f03616146.chubb.co.uk
- docusign=98d06eb5-b0b3-4246-9966-06c879c2d124
- kJFEEHGoQAPSMDZ8XeZTPbT2QM+TrExAw9pOF9XaH0nN2fbNjJdKNIYe2P4Djdk7JbAnDIqITeY//avvr8Nc2g==
- onetrust-domain-verification=885646ef1b9041d5806cb28565ac1fe4
- SPFv=spf1 include:spf.mailjet.com ip4:62.173.81.26 ip4:67.231.144.184 ip4:67.231.152.184 ip4:52.251.67.96 ip4:212.99.44.68 ip4:212.99.44.69 include:spf.protection.outlook.com -all
- 0jf73j9ctxn6s1wqffqvwxp9wybncscl
- 11BE-40F5-FE17-737D-9713-1C91-9F01-971C
- MS=C3CBB26CFFDC5B83824FA9F26B22F6C195150D22
Full email verification for chubb.co.uk
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