Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jcca.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 00:25:13 UTC · ↺ Refresh
MX Hostnames
- jcca-co-uk.mail.protection.outlook.com
MX Priorities
- jcca-co-uk.mail.protection.outlook.com: 5
A / AAAA Records
- 213.168.251.202 ↩ 213-168-251-202.ip.linodeusercontent.com
Mail Server IPs
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1701.awsdns-20.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1701.awsdns-20.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-465.awsdns-58.com
ns-894.awsdns-47.net
ns-1437.awsdns-51.org
ns-1701.awsdns-20.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
10 records- ZA=Z0DKH297QA3DJe/ZqRZ78A==
- "vu6dqclmklej6i789cg5u76f8a"
- amazon-business-verification=217bb80bbbfc5f5d31de542a377d325ed4a93687239e91deda64354ed612661f
- have-i-been-pwned-verification=f63a922a115554590d5c120868f20b39
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- 0Xa0gVz
- 3rdd0v2nj32heudp17tij0onrt
- 4tirroec8fh69nihfb9qotb3qj
- MS=ms90849193
- XikeaB0Swi8L4RPsMhKJe4zYIdThsGEh/PLBfaFSHDK2AyipCQVT1jcVbPdIatNyufeNeUzidWlE6NhM53/+kg==
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