Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cleanenergy-systems.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:03:14 UTC · ↺ Refresh
MX Hostnames
- cleanenergysystems-de02i.mail.protection.outlook.com
MX Priorities
- cleanenergysystems-de02i.mail.protection.outlook.com: 0
A / AAAA Records
- 34.49.73.66 ↩ 66.73.49.34.bc.googleusercontent.com
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.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
SOA Record
Raw SOA
ns1.onepage.io dnsmaster.onepage.io 2024101001 10800 3600 604800 1200
Primary NS (mname)
ns1.onepage.io
Admin Email (rname)
dnsmaster@onepage.io
Serial
2024101001
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
1200s
Nameservers (NS)
ns1.onepage.io
ns2.onepage.io
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf-eu.ionos.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 4 chars (valid)
⚠ Public key too short (4 chars) — DKIM may be invalid.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- DMARC1;p=reject;pct=100
- SPFv=spf1 include:_spf-eu.ionos.com include:spf.protection.outlook.com ~all
- MS=ms81173542
- google-site-verification=4B5LRMioL_dmWH2LWcOcw0UwOSPcXwRNS5FXxb5o0ec
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