Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aluterr.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 05:16:52 UTC · ↺ Refresh
MX Hostnames
- aluterr-de.mail.protection.outlook.com
MX Priorities
- aluterr-de.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.253.98 ↩ s22564112.onlinehome-server.info
- 2001:8d8:81e:1300::79:fb25 ↩ s22564112.onlinehome-server.info
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.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
ns1120.ui-dns.biz hostmaster.1und1.com 2017060150 28800 7200 604800 600
Primary NS (mname)
ns1120.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060150
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1052.ui-dns.org
ns1107.ui-dns.de
ns1120.ui-dns.biz
ns1024.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
5 records- DMARCv=DMARC1;p=none
- d86d5a9edcb568c55175e213d980017f699d056d2415c193e122e0cbfbfd9e70
- 53c1df3bb0f3668960b13ce067871f883eced3c216a692b38afbad799c944e4
- SPFv=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
- MS=ms62210510
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