Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
guenstiger.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 21:15:07 UTC · ↺ Refresh
MX Hostnames
- guenstiger-de.mail.protection.outlook.com
MX Priorities
- guenstiger-de.mail.protection.outlook.com: 10
A / AAAA Records
- 3.74.12.63 ↩ ec2-3-74-12-63.eu-central-1.compute.amazonaws.com
- 35.156.246.131 ↩ ec2-35-156-246-131.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1146.awsdns-15.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1146.awsdns-15.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1685.awsdns-18.co.uk
ns-580.awsdns-08.net
ns-6.awsdns-00.com
ns-1146.awsdns-15.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:82.140.14.254/32 ip4:18.202.47.104/32 ip4:52.57.0.19/32 ip4:54.194.206.134/32 ip4:3.126.98.93/32 include:spf.protection.outlook.com include:spf.crsend.com include:_spf.zimpel.de include:_spf.google.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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
4 records- google-site-verification=b6uEDG5AHeDZk7o1_ASaiHC1q0ACmhDExqnF2auADA0
- SPFv=spf1 ip4:82.140.14.254/32 ip4:18.202.47.104/32 ip4:52.57.0.19/32 ip4:54.194.206.134/32 ip4:3.126.98.93/32 include:spf.protection.outlook.com include:spf.crsend.com include:_spf.zimpel.de include:_spf.google.com -all
- atlassian-domain-verification=WDbTHDRqCoTkebb0s593vuPgxFOSAhW2gJk1IQx9kiDIU8+oodQrmLJ7Wn/6WziL
- facebook-domain-verification=bx8aylwwbh0s9rd2axeih9etnskvgl
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