Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
osc.cz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 04:51:20 UTC · ↺ Refresh
MX Hostnames
- dx.spamfree.cz
- ax.virusfree.cz
- cx.spamfree.cz
- bx.virusfree.cz
MX Priorities
- dx.spamfree.cz: 12849
- ax.virusfree.cz: 12801
- cx.spamfree.cz: 12833
- bx.virusfree.cz: 12817
A / AAAA Records
- 62.109.150.182 ↩ vps1633.webglobe.com
Mail Server IPs
- 195.24.76.170 ↩ dq.spamfree.cz
- 2001:67c:15a3::d1 ↩ dx.spamfree.cz
- 31.7.241.24 ↩ ax.virusfree.cz
- 2001:67c:15a1::a1 ↩ ax.virusfree.cz
- 89.187.156.46 ↩ bq.virusfree.cz
- 2001:67c:15a2::b1 ↩ bx.virusfree.cz
SOA Record
Raw SOA
names.dialtelecom.cz hostmaster.dialtelecom.cz 2026031301 21600 3600 604800 3600
Primary NS (mname)
names.dialtelecom.cz
Admin Email (rname)
hostmaster@dialtelecom.cz
Serial
2026031301
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
sns.dialtelecom.cz
names.dialtelecom.cz
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:94.113.253.130 include:spf.protection.outlook.com include:_spf.webglobe.cz redirect=spfhard.virusfree.cz
📊 DNS lookups: 4/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- cisco-ci-domain-verification=5f844d029fa1eee5d626811b26079cb04d2444c8cec71d8f9f17d50ab06fec90
- apple-domain-verification=K3vpcMr1HkRFzGOs
- apple-domain-verification=ScOJLnSjoaTaHjHb
- SPFv=spf1 a ip4:94.113.253.130 include:spf.protection.outlook.com include:_spf.webglobe.cz redirect=spfhard.virusfree.cz
- MS=0A26AB09532AB7C07940E51F97594283D1AAED4C
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