Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rtl.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 23:25:08 UTC · ↺ Refresh
MX Hostnames
- marduk.rtl.de
- sulis.rtl.de
- assur.rtl.de
- sul.rtl.de
MX Priorities
- marduk.rtl.de: 10
- sul.rtl.de: 20
- sulis.rtl.de: 20
- assur.rtl.de: 10
A / AAAA Records
- 3.124.140.33 ↩ ec2-3-124-140-33.eu-central-1.compute.amazonaws.com
- 35.157.122.61 ↩ ec2-35-157-122-61.eu-central-1.compute.amazonaws.com
- 63.179.21.17 ↩ ec2-63-179-21-17.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 193.16.163.31 ↩ marduk.rtl.de
- 193.16.163.16 ↩ sul.rtl.de
- 193.16.163.17 ↩ sulis.rtl.de
- 193.16.163.11 ↩ assur.rtl.de
SOA Record
Raw SOA
ns-a.eurodns.com hostmaster.eurodns.com 2026031800 43200 7200 1209600 3600
Primary NS (mname)
ns-a.eurodns.com
Admin Email (rname)
hostmaster@eurodns.com
Serial
2026031800
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns-d.eurodns.biz
ns-a.eurodns.com
ns-b.eurodns.org
ns-c.eurodns.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:217.118.170.10 ip4:193.16.163.0/24 include:mail.zendesk.com include:spf.mailjet.com include:spf.crsend.com ip4:185.41.28.0/22 ip4:94.143.16.0/21 ip4:185.24.144.0/22 ip4:153.92.224.0/19 ip4:213.32.128.0/18 ip4:185.107.232.0/22 ip4:77.32.128.0/18 ip4:77.32.192.0/19 ip4:212.146.192.0/18 ip4:172.246.0.0/18 include:_spf.salesforce.com include:143803951.spf10.hubspotemail.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; adkim=r; aspf=r; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
23 records- google-site-verification=TATBLwUTAuUYbAG4JTTioqc-L3DxUkfoT0nTBnmpOm8
- atlassian-domain-verification=VBCjnmVc6Kf7SAyDmdeHFPRVe11WgWzbaIKDY19iP0mLcY5/IDCa6Xa6pNa/rd1W
- bw=68gMThWX9Ho1SVFXRjXG808Mei5H3Y64wlvu9b4qTg3h
- 8mgn56hpk2h8vbij6o6et98h83
- mongodb-site-verification=FpUrNPM8Cxa9RyJC4t3hGyjHfoRuKgvs
- jamf-site-verification=tZGEVFCjsfOAp5c3ZXGX3g
- MS=ms52349720
- wiz-domain-verification=67db6b84ffd9424a08abcdc7a9eb45f947f907dd9abf450c31d0e0d5609496b1
- Sendinblue-code:6ef1bdca0140128a0b0cdffd769c529f
- knowbe4-site-verification=9f84b0069b8711b7d78efc51717ae64a
- miro-verification=cb749e1ffbea1463e5ad819295f54687fc362039
- extensis-domain-verification=54e6d2f6-0e4c-41bf-b431-62ee6cbafba9
- COA/aMCPlLOa/eLcBucw4jUuMFLWZpX9CNMxm2DM2lx252rhaCTZycXV+Do0+k92JKHg7Dua1e4zRzpUUxT6dA==
- perplexity-ai-domain-verification-4sb00b=c4XtTzbATgpPTyDo0eoH8Zwir
- elevenlabs=d3LOMaZIxon3Ord_HI5dUIHJDc1StluEeZAs-iF9fsE
- x644d3sf2f2vvtzb3vp2qyyd1bm5c85g
- SPFv=spf1 a mx ip4:217.118.170.10 ip4:193.16.163.0/24 include:mail.zendesk.com include:spf.mailjet.com include:spf.crsend.com ip4:185.41.28.0/22 ip4:94.143.16.0/21 ip4:185.24.144.0/22 ip4:153.92.224.0/19 ip4:213.32.128.0/18 ip4:185.107.232.0/22 ip4:77.32.128.0/18 ip4:77.32.192.0/19 ip4:212.146.192.0/18 ip4:172.246.0.0/18 include:_spf.salesforce.com include:143803951.spf10.hubspotemail.net include:spf.protection.outlook.com ~all
- oaUBmVBGfG6exGYqQAo2GWPZeOnb98ZpVsqkqcc01KW60xDfL72aY6VxG1LfGG7meSgTKqlWwf5UG3cSkdXmbQ==
- brevo-code:6ef1bdca0140128a0b0cdffd769c529f
- atlassian-domain-verification=Kl3ByU1tsfV9fKiC7TDDZYz1uCeTeUo0SSEh5SitZ9q99Ua74O571fgiIg//j5Hn
- atlassian-domain-verification=U53qT9UWljJ6lcPAcinI5npMxdsy1/xvpTBq4p0CX7iTm3LmX2PLe8fEg09iGByk
- openai-domain-verification=dv-k3MM1WGFah2Gqy9z9kDYsbRH
- apple-domain-verification=z15uDygTYu2zHkXr
Full email verification for rtl.de
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