b2l.org

Valid Email Server
Domain Lookup › b2l.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
b2l.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 07:01:14 UTC · ↺ Refresh

MX Hostnames

  • mx2.krystal.uk
  • mx1.krystal.uk

MX Priorities

  • mx2.krystal.uk: 20
  • mx1.krystal.uk: 10

A / AAAA Records

  • 185.194.90.23 ↩ pikkon-lon.krystal.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.krystal.uk admin.k-validator-pikkon-lon.krystal.uk 2026022201 3600 1800 1209600 86400
Primary NS (mname)
ns1.krystal.uk
Admin Email (rname)
admin@k-validator-pikkon-lon.krystal.uk
Serial
2026022201
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.krystal.uk
ns2.krystal.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:185.194.90.23 a mx ip4:77.72.1.20 include:relay.k.io ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No 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 ip4:185.194.90.23 a mx ip4:77.72.1.20 include:relay.k.io ~all
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