Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jacksonlees.co.uk
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-17 21:53:15 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-2.mimecast.com
- eu-smtp-inbound-1.mimecast.com
MX Priorities
- eu-smtp-inbound-1.mimecast.com: 10
- eu-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 138.68.151.252 (no PTR)
Mail Server IPs
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1124.ui-dns.de hostmaster.1and1.com 2016120722 28800 7200 604800 300
Primary NS (mname)
ns1124.ui-dns.de
Admin Email (rname)
hostmaster@1and1.com
Serial
2016120722
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1124.ui-dns.com
ns1124.ui-dns.biz
ns1124.ui-dns.de
ns1124.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:eu._netblocks.mimecast.com include:qualtrics.com include:spf.protection.outlook.com include:amazonses.com include:servers.mcsv.net include:mailgun.org include:spf.logicalware.com include:_spf.salesforce.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
6 records- MS=ms13961351
- sending_domain1055643=f446125807b0a54f22326b47ca3376a6a41ddf682423eff40670c55e370f15c1
- SPFv=spf1 include:eu._netblocks.mimecast.com include:qualtrics.com include:spf.protection.outlook.com include:amazonses.com include:servers.mcsv.net include:mailgun.org include:spf.logicalware.com include:_spf.salesforce.com ~all
- 0ed1fe018a4b85be021494414cbbde7af32777725f
- 2b09f892a03c40a4a9f20a87c8448f4f
- workplace-domain-verification=74aaa493-fa40-48aa-a923-56e85e378c74
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