Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ard-hauptstadtstudio.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 15:39:49 UTC · ↺ Refresh
MX Hostnames
- mx02.ard-hauptstadtstudio.de
- ardhauptstadtstudio-de0i.mail.protection.outlook.com
- mx01.ard-hauptstadtstudio.de
MX Priorities
- mx01.ard-hauptstadtstudio.de: 50
- mx02.ard-hauptstadtstudio.de: 50
- ardhauptstadtstudio-de0i.mail.protection.outlook.com: 500
A / AAAA Records
- 34.120.237.106
Mail Server IPs
- 185.17.246.121 ↩ mx01.ard-hauptstadtstudio.de
- 185.17.246.122 ↩ mx02.ard-hauptstadtstudio.de
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.vodafone-ip.de admin.rbb-online.de 2026032905 10800 3600 3600000 86400
Primary NS (mname)
ns1.vodafone-ip.de
Admin Email (rname)
admin@rbb-online.de
Serial
2026032905
Refresh
10800s
Retry
3600s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.vodafone-ip.de
ns2.vodafone-ip.de
auth1.dns.cogentco.com
auth2.dns.cogentco.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:185.17.246.96/27 ip4:185.25.99.20 ip4:185.25.99.21 ip4:185.25.96.34 ip4:185.25.96.5 ip4:185.25.96.7 ip4:185.25.96.8 include:spf.protection.outlook.com include:_pui.sr.de include:spf.mailjet.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=s; aspf=s; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- apple-domain-verification=LmT2SzlMQrlwPSK8
- adobe-idp-site-verification=2c84cb8a2374b31bd54818a54c10e1df3ec2c2ca30c13a9210cf9b9a1f987dd9
- aQWJQ2knUUL+ZkNpEBUcV7IXhcWIUt5Dgd2eBhhVKmDCnJua0+Adk82yC0+8biApH+bIo4x8e0W8A2271iHarw==
- b6st8r13j6guqe0eojq4o4p3j9
- SPFv=spf1 a mx ip4:185.17.246.96/27 ip4:185.25.99.20 ip4:185.25.99.21 ip4:185.25.96.34 ip4:185.25.96.5 ip4:185.25.96.7 ip4:185.25.96.8 include:spf.protection.outlook.com include:_pui.sr.de include:spf.mailjet.com ~all
- MS=ms28047986
- 352ot93b6o4n1s3tukh5nr1lhr
- rkkq3f36p1yjlj5ny3cvdjmtqx3hd37s
- ApydHuOZqiPj6G476qg6XNmNanRbhN1kckyv3kxi9PgnD5SpVxy33VN7UVM3ZxcP0xoa58nmC6Sn+h5KyWtU3A==
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