Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alphaonline.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 14:01:10 UTC · ↺ Refresh
MX Hostnames
- alphaonline-de.mail.protection.outlook.com
MX Priorities
- alphaonline-de.mail.protection.outlook.com: 0
A / AAAA Records
- 109.232.173.202 ↩ www-web.ao-hosting.net
Mail Server IPs
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1097.ui-dns.com hostmaster.schlund.de 2017072737 28800 7200 604800 300
Primary NS (mname)
ns1097.ui-dns.com
Admin Email (rname)
hostmaster@schlund.de
Serial
2017072737
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1097.ui-dns.biz
ns1097.ui-dns.com
ns1097.ui-dns.de
ns1097.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=NbFpVU3ZjzPo7soMKn9Icz7cLndVAcLPsOkAYcPYpM4
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms51499925
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