Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fenner.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 19:41:42 UTC · ↺ Refresh
MX Hostnames
- fenner-de.mail.protection.outlook.com
MX Priorities
- fenner-de.mail.protection.outlook.com: 50
A / AAAA Records
- 45.144.187.21 (no PTR)
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.domainsystem.info hostmaster.domainsystem.info 2025051402 86400 28800 604800 3600
Primary NS (mname)
dns1.domainsystem.info
Admin Email (rname)
hostmaster@domainsystem.info
Serial
2025051402
Refresh
86400s
Retry
28800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns1.domainsystem.info
dns3.domainsystem.info
dns2.domainsystem.info
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.sendinblue.com mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
5 records- google-site-verification=wpz2lSDnL9I7eqhcukH26bRFBgAAjiCDyrlxmc7OUbY
- domainVerification=185a974d-42b5-4b61-8ddb-afd61aef2219
- MS=ms37410639
- SPFv=spf1 include:spf.protection.outlook.com include:spf.sendinblue.com mx ~all
- sendinblue-code:ebcac579e171d28b80bb0920df2ec99c
Full email verification for fenner.de
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