Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bytesandmore.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 01:07:59 UTC · ↺ Refresh
MX Hostnames
- bytesandmore-de.mail.protection.outlook.com
MX Priorities
- bytesandmore-de.mail.protection.outlook.com: 10
A / AAAA Records
- 85.13.156.101 ↩ dd40332.kasserver.com
Mail Server IPs
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2603082342 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2603082342
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns6.kasserver.com
ns5.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:dd40332.kasserver.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;sp=reject;rua=mailto:[email protected];ri=604800;aspf=s;adkim=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
5 records- google-site-verification=F-zvbHauPXV-pIS12-mLZUSvRwaspmpdq6dVywIygnc
- apple-domain-verification=4kBC35net86BN4zDTDra3Yrjop2afZU2DSnAzNcd1pU
- MS=867F4167DC5B11F7F4357490B3A7515AE56662D4
- SPFv=spf1 include:spf.protection.outlook.com a:dd40332.kasserver.com -all
- google-site-verification=96O5-fcOAi90rUU8-A-mhsNmKqu99I4SlCzMNJOmxv8
Full email verification for bytesandmore.de
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