Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schrack-technik.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:51:32 UTC · ↺ Refresh
MX Hostnames
- schracktechnik-de01i.mail.protection.outlook.com
MX Priorities
- schracktechnik-de01i.mail.protection.outlook.com: 0
A / AAAA Records
- 194.107.228.19 ↩ schrack.com
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.atvirtual.com hostmaster.atvirtual.net 1773878400 14400 3600 1209600 3600
Primary NS (mname)
ns0.atvirtual.com
Admin Email (rname)
hostmaster@atvirtual.net
Serial
1773878400
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.atvirtual.com
ns0.atvirtual.com
ns1.atvirtual.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:schrack.com -all
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- SPFv=spf1 include:schrack.com -all
- d365mktkey=LMPxaixTEjT5Nomu7M6Q6IawmE46ExiqPljaoV3mUvAx
- facebook-domain-verification=3by8wjw1twg0ju9htu5wt251o6r7ba
- d365mktkey=5vRimLJgr8FENXALmN0iJWhF7mI7jQLb5Banu3gwlPgx
- google-site-verification=13vfyL6nfOwmkGg8CFNl_JljmfETPn76Yb9xdwLEV-8
- MS=ms72227447
Full email verification for schrack-technik.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits