Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crystone.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 23:12:34 UTC · ↺ Refresh
MX Hostnames
- mx20.websupport.se
- mx10.websupport.se
MX Priorities
- mx20.websupport.se: 20
- mx10.websupport.se: 10
A / AAAA Records
- 109.235.174.20 ↩ ing.r103.websupport.se
Mail Server IPs
- 109.235.175.126 ↩ m101-u7-mx.websupport.se
- 2a00:1968::9:109:235:175:126 ↩ m101-out-mua-26.websupport.se
- 109.235.175.125 ↩ m101-u6-mx.websupport.se
- 2a00:1968::9:109:235:175:125 ↩ m101-out-mua-25.websupport.se
SOA Record
Raw SOA
ns1.loopiagroup.com dnsadmin.loopiagroup.com 1771269342 7200 2048 1048576 2560
Primary NS (mname)
ns1.loopiagroup.com
Admin Email (rname)
dnsadmin@loopiagroup.com
Serial
1771269342
Refresh
7200s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns2.loopiagroup.com
ns1.loopiagroup.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:crystone.se ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:crystone.se ~all
- la-verification=u208324
Full email verification for crystone.com
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