Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dsc1898.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 03:52:28 UTC · ↺ Refresh
MX Hostnames
- dsc1898-de.mail.protection.outlook.com
MX Priorities
- dsc1898-de.mail.protection.outlook.com: 10
A / AAAA Records
- 49.12.241.167 ↩ static.167.241.12.49.clients.your-server.de
Mail Server IPs
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1103.ui-dns.biz hostmaster.1und1.de 2016083170 28800 7200 604800 300
Primary NS (mname)
ns1103.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2016083170
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1103.ui-dns.org
ns1103.ui-dns.biz
ns1103.ui-dns.de
ns1103.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.kundenserver.de ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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- SPFv=spf1 include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.kundenserver.de ~all
- v=verifydomain MS=3439188
- brevo-code:d18e0a35570f24eb27ac7038559a139e
- facebook-domain-verification=a8jnq1t1vjquzyoxs8xw3kwa6gfwfn
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