Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
caa.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 03:20:34 UTC · ↺ Refresh
MX Hostnames
- caa-co-uk.mail.protection.outlook.com
MX Priorities
- caa-co-uk.mail.protection.outlook.com: 10
A / AAAA Records
- 13.248.160.137 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com
- 76.223.34.124 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com
Mail Server IPs
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-04.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-04.azure-dns.info
ns1-04.azure-dns.com
ns2-04.azure-dns.net
ns3-04.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.48.229.116 ip4:193.240.223.238 ip4:95.138.142.185 ip4:91.198.224.29 ip4:194.37.255.29 ip4:35.204.84.239 ip4:34.90.197.59 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.accessplanit.com include:_spf.cmail.ondemand.com include:_spf-dc57.sapsf.eu -all
📊 DNS lookups: 5/10
✓ 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
s1._domainkey
s2._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
15 records- MS=ms79188112
- google-site-verification=zB8AoeouiMWfYdjNYaB15SJ-60ggMxGvAkAZqPXGwII
- gumyeEQEYnVOug91/7F1VEbOR7OLUqBVnUELNKOoatXrRGUTdF6lWf/G8990LHIsaJeve1THfw75Gv/k/dnY4A==
- _globalsign-domain-verification=uUjFhLKtDQIJ8GTik2pL6ARIIqdxuRUcpEH81pJHvc
- globalsign-domain-verification=e252dffdd4c71595c4319081ef65c513
- successfactors-site-verification=NGQ0MzNlNmRkNWY2N2NjOGY0MDUwNDIzZmNiM2RhMThlZTQ3ZjkyODliMzMwMzQwZWU5OWI1YjE4Njg1MmJhNQ==
- G8cDzO9BqixO1LuDb99GkgDcKwlpzUJFRo3v3h/DW1uGsADAU1S9tRqDZYyuwnvmxyfoTGP7o5wSZg1Ksl1qdA==
- globalsign-domain-verification=2686105B6E265E4C1201EF3BB1828A0A
- _vnaxifhud69gf9wq38plp4dhmq036oe
- tinfoil-site-verification: 64ce0afa9e4b6a1be8f413e886d8ef133009cb19=9d85f78963fed97ef514cbaf4a98d4e99b42387d
- 6mr28CiBUrRSHSyOnF8RfAM0fgMCt5q1JKHu9RX2r0HWUgapZKoVi2D16PvSxWjnT5pEdjXNkW64PvPo/wcR5w==
- successfactors-site-verification=YjNjZWZlZmU2YWVmZTAzM2U1ZGI5MGFlZjQ2ZDAxYzY2NTNlNzRlZGY3NDgwZWQ3NmY0OWM5M2FhM2Y2YWFhZA==
- SPFv=spf1 ip4:208.48.229.116 ip4:193.240.223.238 ip4:95.138.142.185 ip4:91.198.224.29 ip4:194.37.255.29 ip4:35.204.84.239 ip4:34.90.197.59 include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.accessplanit.com include:_spf.cmail.ondemand.com include:_spf-dc57.sapsf.eu -all
- MS=ms48700271
- apple-domain-verification=8X3p3xQ06i8eTPLu
Full email verification for caa.co.uk
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