Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zent-frenger.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 22:09:11 UTC · ↺ Refresh
MX Hostnames
- zentfrenger-de01b.mail.protection.outlook.com
MX Priorities
- zentfrenger-de01b.mail.protection.outlook.com: 0
A / AAAA Records
- 217.114.94.2 (no PTR)
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.iplace.se registry.iplace.se 2026012100 10800 3600 604800 3600
Primary NS (mname)
ns1.iplace.se
Admin Email (rname)
registry@iplace.se
Serial
2026012100
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.iplace.se
ns1.iplace.se
ns2.iplace.se
SPF Record
✓ Strict (-all)
v=spf1 ip4:84.19.140.135 ip4:84.19.140.136 include:spf.protection.outlook.com include:_spf.salesforce.com include:3433011.spf01.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; 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: 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- SPFv=spf1 ip4:84.19.140.135 ip4:84.19.140.136 include:spf.protection.outlook.com include:_spf.salesforce.com include:3433011.spf01.hubspotemail.net -all
- MS=ms73779541
- ZA=ncljXJnCa6bJ3EX1GiPynA==
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