Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sakosta.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 04:29:25 UTC · ↺ Refresh
MX Hostnames
- sakosta-de.mail.protection.outlook.com
MX Priorities
- sakosta-de.mail.protection.outlook.com: 20
A / AAAA Records
- 79.142.46.109 ↩ khpfreelancer2.hpress.de
Mail Server IPs
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.hostpress.de info.hostpress.de 2025111301 43200 7200 1209600 86400
Primary NS (mname)
ns1.hostpress.de
Admin Email (rname)
info@hostpress.de
Serial
2025111301
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.hostpress.de
ns1.hostpress.de
ns3.hostpress.de
ns2.hostpress.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:spf.protection.outlook.com -all
- _globalsign-domain-verification=aPwn8fFZbOPdBLKbwb3bkPlmXvoisvI-lECIAQp0Jv
- _globalsign-domain-verification=1NQrr-uE-COgSWifbgZbquQ6tfg8kxJyTTmkCGnhiu
- 497ffbfb864d4c57b2050f28f2ef0acb
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for sakosta.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits