Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rgledhill.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 02:34:16 UTC · ↺ Refresh
MX Hostnames
- mx2.email-cluster.com
- mx1.email-cluster.com
- failover1.email-cluster.com
MX Priorities
- failover1.email-cluster.com: 10
- mx1.email-cluster.com: 5
- mx2.email-cluster.com: 5
A / AAAA Records
- 62.182.19.114 (no PTR)
Mail Server IPs
- 109.237.25.170 ↩ failover1.email-cluster.com
- 62.182.17.201 ↩ mx20.email-cluster.com
- 62.182.17.202 ↩ mx21.email-cluster.com
- 62.182.17.203 ↩ mx22.email-cluster.com
- 62.182.17.204 ↩ mx23.email-cluster.com
SOA Record
Raw SOA
ns1.up4the.net j.c21mail.com 2026011300 14400 7200 2419200 86400
Primary NS (mname)
ns1.up4the.net
Admin Email (rname)
j@c21mail.com
Serial
2026011300
Refresh
14400s
Retry
7200s
Expire
2419200s
Minimum TTL
86400s
Nameservers (NS)
ns2.up4the.net
ns1.up4the.net
SPF Record
✓ Soft Fail (~all)
v=spf1 +mx +a +ip4:62.182.19.90 +include:relay.email-cluster.com ~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 +mx +a +ip4:62.182.19.90 +include:relay.email-cluster.com ~all
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