contena.ch - robtex.com
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contena.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 134.0.30.131🇩🇪 AS48823 | ||||||
| NS | ns1-05.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::5🇺🇸 Microsoft | ||||||
| PTR | ns1-05.azure-dns.com | ||||||
| A | 13.107.236.5🇺🇸 Microsoft | ||||||
| PTR | ns1-05.azure-dns.com | ||||||
| NS | ns2-05.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::5🇺🇸 Microsoft | ||||||
| PTR | ns2-05.azure-dns.net | ||||||
| A | 150.171.21.5🇺🇸 Microsoft | ||||||
| PTR | ns2-05.azure-dns.net | ||||||
| NS | ns3-05.azure-dns.org | ||||||
| A | 2a01:111:4000:700::5🇬🇧 Microsoft | ||||||
| PTR | ns3-05.azure-dns.org | ||||||
| A | 204.14.183.5🇺🇸 Microsoft | ||||||
| PTR | ns3-05.azure-dns.org | ||||||
| NS | ns4-05.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::5🇺🇸 Microsoft | ||||||
| PTR | ns4-05.azure-dns.info | ||||||
| A | 208.84.5.5🇺🇸 Microsoft | ||||||
| PTR | ns4-05.azure-dns.info | ||||||
| MX | secmail.ahead-ict.ch ⭐ | ||||||
| A | 213.221.203.22🇨🇭 QUICKLINE | ||||||
| PTR | secmail.ahead-ict.ch | ||||||
| TXT | MS=ms33076640 | ||||||
| TXT | v=spf1 mx include:spf.protection.outlook.com -all | ||||||
| SOA | ns1-05.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.ch ⭐ 🔒 | ||||||
| NS | b.nic.ch 🔒 | ||||||
| NS | d.nic.ch 🔒 | ||||||
| NS | e.nic.ch 🔒 | ||||||
| NS | f.nic.ch 🔒 | ||||||
| SOA | a.nic.chdns-operation@switch.ch 2026-02-07 #19 | ||||||
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| contena.ch | ns2-05.azure-dns.net, ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns3-05.azure-dns.org | - |
✅ Authoritative Response
Server: 204.14.183.5
NS records: ns2-05.azure-dns.net, ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns3-05.azure-dns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contena.ch (unsigned zone)
⏱️ Timing
Total: 74ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.0.30.131 |
| NS | 4 | ns1-05.azure-dns.com, ns2-05.azure-dns.net... |
| MX | 1 | secmail.ahead-ict.ch (pri: 10) |
| TXT | 2 | MS=ms33076640, v=spf1 mx include:spf.protection.outlook |
| SOA | 1 | ns1-05.azure-dns.com azuredns-hostmaster |
AI analysis
contena.ch resolves to one IP number: 134.0.30.131.
Other host names, for instance mail.myboom.de, schulte-henke.com, mail.isl-logistics.de, tsg-logistik.de and mail.internet-bauberatung.de share IP numbers with contena.ch.
contena.ch delegates to four name servers: ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns2-05.azure-dns.net and ns3-05.azure-dns.org.
contena.ch at least partially shares name servers with other domains, including jasab.se, microsoft.pr, halo3.org, elvalhalcor.com and sacmihongkong.com.
Host names with two IP numbers: ns1-05.azure-dns.com points to 2603:1061:0:700::5 and 13.107.236.5; ns4-05.azure-dns.info points to 2620:1ec:bda:700::5 and 208.84.5.5; ns2-05.azure-dns.net points to 2620:1ec:8ec:700::5 and 150.171.21.5; ns3-05.azure-dns.org points to 2a01:111:4000:700::5 and 204.14.183.5.
A single mail server handles contena.ch, secmail.ahead-ict.ch.
contena.ch shares the same mail server setup as other domains, for example ochsner.ch.
contena.ch shares some mail servers with other domains, at least in part; for example publicare.ch and wimoag.ch.
These mail servers are often used together with the mail servers secmail-bkp.ahead-ict.ch.
Host name secmail.ahead-ict.ch resolves to a single IP: 213.221.203.22.