Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
byteworx.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 22:39:05 UTC · ↺ Refresh
MX Hostnames
- byteworx-de.mail.protection.outlook.com
MX Priorities
- byteworx-de.mail.protection.outlook.com: 1
A / AAAA Records
- 80.120.59.78 (no PTR)
Mail Server IPs
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1a.dodns.net hostmaster.byteworx.de 2024071628 86400 7200 3600000 172800
Primary NS (mname)
ns1a.dodns.net
Admin Email (rname)
hostmaster@byteworx.de
Serial
2024071628
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns1a.dodns.net
ns2a.dodns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com mx ip4:46.252.21.203 ip4:193.143.122.58 ip4:193.143.122.68 ip4:172.18.1.229 ip4:172.18.1.230 ip4:193.143.122.48 ip4:134.119.13.83 ip4:134.119.8.111 ip4:134.119.32.1 ip4:46.252.16.142 include:mail.sevdesk.com ip4:167.89.85.240 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
3 records- MS=ms37750003
- _globalsign-domain-verification=BUcqqbAWxVo--OL2CKre8qkE43fs7jwlk5MsbcXjvi
- SPFv=spf1 include:spf.protection.outlook.com mx ip4:46.252.21.203 ip4:193.143.122.58 ip4:193.143.122.68 ip4:172.18.1.229 ip4:172.18.1.230 ip4:193.143.122.48 ip4:134.119.13.83 ip4:134.119.8.111 ip4:134.119.32.1 ip4:46.252.16.142 include:mail.sevdesk.com ip4:167.89.85.240 -all
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