Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
outlook.cz
Yes
✓ Yes
Outlook
No
Yes
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 01:40:10 UTC · ↺ Refresh
MX Hostnames
- eur.olc.protection.outlook.com
- outlook-cz.d-v1.mx.microsoft
MX Priorities
- eur.olc.protection.outlook.com: 10
- outlook-cz.d-v1.mx.microsoft: 0
A / AAAA Records
- 204.79.197.210 ↩ a-0008.a-msedge.net
Mail Server IPs
- 52.101.68.13 (no PTR)
- 52.101.68.2 (no PTR)
- 52.101.73.5 (no PTR)
- 52.101.68.4 (no PTR)
- 52.101.73.9 (no PTR)
- 52.101.73.27 (no PTR)
- 52.101.68.38 (no PTR)
- 52.101.73.17 (no PTR)
SOA Record
Raw SOA
ns1-82.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-82.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-82.azure-dns.org
ns4-82.azure-dns.info
ns1-82.azure-dns.com
ns2-82.azure-dns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf2.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];ruf=mailto:[email protected];fo=1:s:d
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
selector1._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
3 records- google-site-verification=NBB5PEJh9P-nXuOWXfsBC4yw6jQ7hz6YaBqz6W4hqFo
- yahoo-verification-key=vbt3FkO20hMNOYSoml902EcLPYlP07s/hxwthnMA9gQ=
- SPFv=spf1 include:spf2.outlook.com ~all
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