Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rdbull.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 16:02:26 UTC · ↺ Refresh
MX Hostnames
- mx2.cloudhosting.uk
- mx1.cloudhosting.uk
MX Priorities
- mx2.cloudhosting.uk: 20
- mx1.cloudhosting.uk: 10
A / AAAA Records
- 185.199.220.63 ↩ haltia-lon.cloudhosting.uk
Mail Server IPs
- 185.53.56.47 ↩ mx2.strikemail.co.uk
- 185.53.56.45 ↩ mx2.strikemail.co.uk
- 185.53.56.44 ↩ mx1.strikemail.co.uk
- 185.53.56.46 ↩ mx1.strikemail.co.uk
SOA Record
Raw SOA
ns1.cloudhosting.uk barry.tshirtsville.com 2026013001 3600 1800 1209600 86400
Primary NS (mname)
ns1.cloudhosting.uk
Admin Email (rname)
barry@tshirtsville.com
Serial
2026013001
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.cloudhosting.uk
ns1.cloudhosting.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:185.199.220.63 a mx ip4:77.72.4.194 include:relay.k.io ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:185.199.220.63 a mx ip4:77.72.4.194 include:relay.k.io ~all
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