4-b.ch

Valid Email Server
Domain Lookup › 4-b.ch

Domain Overview

DNS: ✓ 25d ago Checker: ✓ 25d ago
4-b.ch
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-13 08:13:16 UTC · ↺ Refresh

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MX Hostnames

  • 4b-ch0c.mail.eo.outlook.com

MX Priorities

  • 4b-ch0c.mail.eo.outlook.com: 5

A / AAAA Records

  • 217.26.60.123 ↩ sl2050.web.hostpoint.ch
  • 2a00:d70:0:b:2002:0:d91a:3c7b ↩ sl2050.web.hostpoint.ch

Mail Server IPs

  • 52.101.103.143 ↩ mail-miypr03cu00107.inbound.protection.outlook.com
  • 52.101.103.140 ↩ mail-miypr02cu00204.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.91.159 ↩ mail-matpr04cu00207.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:ca38::8 ↩ mail-wa4pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::6 ↩ mail-zrxpr04cu00106.inbound.protection.outlook.com

SOA Record

Raw SOA ns.hostpoint.ch hostmaster.hostpoint.ch 1788998400 86400 7200 3628800 3600
Primary NS (mname)
ns.hostpoint.ch
Admin Email (rname)
hostmaster@hostpoint.ch
Serial
1788998400
Refresh
86400s
Retry
7200s
Expire
3628800s
Minimum TTL
3600s

Nameservers (NS)

ns3.hostpoint.ch
ns.hostpoint.ch
ns2.hostpoint.ch

SPF Record

✓ Soft Fail (~all)
v=spf1 a:lx49.hoststar.hosting ip4:193.246.23.205 ip4:193.246.23.196 ip4:80.74.153.0/24 include:_spf.zimpel.de include:_spf.rexx-systems.com include:_spf.rexx-suite.com include:spf.protection.outlook.com include:Servers.mcsv.net include:relay.mailchannels.net redirect=spf.hostpoint.ch
📊 DNS lookups: 8/10

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

6 records
  • apple-domain-verification=pSlYNUC8sffCwH8M
  • google-site-verification=qS50S0dNd2yJq9lbiA434P381_hsSQTeySe8WJutIvM
  • U7OzqPsGmwInWIZL7PZYDL2hZ+yDNRT2nFG0oN3KVdkmva6b0rtzx1gW5ASGOHkFU3XjqtOQz/TMGhuwZsXshw==
  • MS=ms26208561
  • SPFv=spf1 a:lx49.hoststar.hosting ip4:193.246.23.205 ip4:193.246.23.196 ip4:80.74.153.0/24 include:_spf.zimpel.de include:_spf.rexx-systems.com include:_spf.rexx-suite.com include:spf.protection.outlook.com include:Servers.mcsv.net include:relay.mailchannels.net redirect=spf.hostpoint.ch
  • d365mktkey=6hC5FqyRKnEeQogTxPoucv2DdaixPCwnBb5ArRQxK3kx
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