Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
newschool.sk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 21:49:23 UTC · ↺ Refresh
MX Hostnames
- newschool-sk.mail.protection.outlook.com
MX Priorities
- newschool-sk.mail.protection.outlook.com: 0
A / AAAA Records
- 37.9.175.187 ↩ ing.r5.websupport.sk
- 2a00:4b40:aaaa:2008::6 (no PTR)
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.websupport.sk admin.websupport.sk 1773752781 7200 2048 1048576 2560
Primary NS (mname)
ns1.websupport.sk
Admin Email (rname)
admin@websupport.sk
Serial
1773752781
Refresh
7200s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns3.websupport.sk
ns1.websupport.sk
ns2.websupport.sk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 392 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- brevo-code:e7570727d442cc02827f2b9f96fe50f3
- SPFv=spf1 include:spf.protection.outlook.com -all
- spf2.0/pra a mx include:_sid.m1.websupport.sk ?all
- google-site-verification=v_JMVSgzD_IfN4vAe4jn4y8ySYTDynfL4duN3sdHshA
- MS=ms43018067
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