Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
viveno.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 20:09:44 UTC · ↺ Refresh
MX Hostnames
- viveno-de.mail.protection.outlook.com
MX Priorities
- viveno-de.mail.protection.outlook.com: 10
A / AAAA Records
- 51.116.103.138 (no PTR)
Mail Server IPs
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
dns009.arvato-systems.de hostmaster.bnic.bertelsmann.de 2024121700 3600 1800 3600000 3600
Primary NS (mname)
dns009.arvato-systems.de
Admin Email (rname)
hostmaster@bnic.bertelsmann.de
Serial
2024121700
Refresh
3600s
Retry
1800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
dns009.arvato-systems.de
ns1.arvato-systems.de
dns017.arvato-systems.de
ns2.arvato-systems.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.bert.group include:spf.servicemail24.de include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; pct=100; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
3 records- MS=ms52087901
- DMARCv=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; pct=100; ri=86400
- SPFv=spf1 mx include:spf.bert.group include:spf.servicemail24.de include:spf.protection.outlook.com -all
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