Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prwebdesign.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 22:09:35 UTC · ↺ Refresh
MX Hostnames
- mx1.krystal.io
- mx2.krystal.io
MX Priorities
- mx1.krystal.io: 10
- mx2.krystal.io: 20
A / AAAA Records
- 185.194.90.32 ↩ s95.lon.krystal.io
Mail Server IPs
- 185.53.56.44 ↩ mx1.strikemail.co.uk
- 185.53.56.46 ↩ mx1.strikemail.co.uk
- 185.53.56.47 ↩ mx2.strikemail.co.uk
- 185.53.56.45 ↩ mx2.strikemail.co.uk
SOA Record
Raw SOA
ns1.krystal.uk admin.demo.s95.lon.krystal.io 2026032611 3600 1800 1209600 86400
Primary NS (mname)
ns1.krystal.uk
Admin Email (rname)
admin@demo.s95.lon.krystal.io
Serial
2026032611
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.krystal.uk
ns2.krystal.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:185.194.90.32 include:relay.k.io ~all
📊 DNS lookups: 3/10
~ 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
✓ 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 +a +mx +ip4:185.194.90.32 include:relay.k.io ~all
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