Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
hydro-instal.pl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-22 00:57:17 UTC · ↺ Refresh
MX Hostnames
- hydroinstal-pl01c.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 104.21.60.215
- 172.67.201.203
- 2606:4700:3033::6815:3cd7
- 2606:4700:3034::ac43:c9cb
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
aldo.ns.cloudflare.com
marissa.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- google-site-verification=H3TgYN-km7jMKDufzRAg1n_oxmkZDfPQwBmjL8jEwjQ
- google-site-verification=WP2adOxktyL_Yqp8HsWUpROt_tmf-V0zed-nP3ycdec
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms54532616
- google-site-verification=-DFhtsZL-k417ya2EcnpGtTGx2M1femkqCwDRsRiqvE
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