kolst.ch - robtex.com
kolst.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 109.168.109.234🇮🇹 AS-IRIDEOS-KP109.168.0.0/17 Retelit Digital Services S.p.A. | ||||||
| PTR | board01.linux.kolst.it | ||||||
| NS | ns2.kpnqwest.it ⭐ | ||||||
| A | 94.141.24.93🇮🇹 AS-IRIDEOS-KP94.141.0.0/19 Retelit Digital Services S.p.A. | ||||||
| PTR | ns2.kpnqwest.it | ||||||
| NS | ns.kpnqwest.it | ||||||
| A | 212.97.32.3🇮🇹 AS-IRIDEOS-KP212.97.32.0/19 Retelit Digital Services S.p.A. | ||||||
| PTR | ns.kpnqwest.it | ||||||
| MX | mx2.kpnqwest.it ⭐ | ||||||
| A | 212.97.32.68🇮🇹 AS-IRIDEOS-KP212.97.32.0/19 Retelit Digital Services S.p.A. | ||||||
| PTR | mx2.kpnqwest.it | ||||||
| MX | mx.kpnqwest.it(20) | ||||||
| A | 212.97.32.75🇮🇹 AS-IRIDEOS-KP212.97.32.0/19 Retelit Digital Services S.p.A. | ||||||
| PTR | mx.kpnqwest.it | ||||||
| SOA | ns.kpnqwest.ithostmaster@ns.kpnqwest.it 2012-05-17 #0 | ||||||
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 2026-07-22 #42 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.kpnqwest.it2015-07-09 → 2026-07-22 · 2 obs
● 2026-07-22 19:34:28
●NSns2.kpnqwest.it2015-07-09 → 2026-07-22 · 2 obs
● 2026-07-22 19:34:28
●MXmx.kpnqwest.it2015-07-09 → 2026-07-22 · 2 obs
● 2026-07-22 19:34:28
●MXmx2.kpnqwest.it2015-07-09 → 2026-07-22 · 2 obs
● 2026-07-22 19:34:28
●A109.168.109.2342015-07-09 → 2026-07-22 · 2 obs
● 2026-07-22 19:34:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, f.nic.ch, e.nic.ch, a.nic.ch... | - |
| kolst.ch | ns.kpnqwest.it, ns2.kpnqwest.it | - |
✅ Authoritative Response
Server:94.141.24.93
NS records: ns.kpnqwest.it, ns2.kpnqwest.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kolst.ch (unsigned zone)
⏱️ Timing
Total: 2241ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.168.109.234 |
| NS | 2 | ns.kpnqwest.it, ns2.kpnqwest.it |
| MX | 2 | mx2.kpnqwest.it (pri: 20), mx.kpnqwest.it (pri: 10) |
| SOA | 1 | ns.kpnqwest.it hostmaster.ns.kpnqwest.it |
Analysis
IP Addresses
kolst.ch resolves to one IP address: 109.168.109.234.
rivieraguide.it, hugotrumpyvenice.it, duodo.eu and two other host names share IP numbers with kolst.ch.
Name Servers
kolst.ch is served by two delegated name servers, ns2.kpnqwest.it and ns.kpnqwest.it.
kolst.ch uses the same name servers as several other domains — among them m-lab.it, 6si.it, formentinisilingardi.it and two more.
ns2.kpnqwest.it → 94.141.24.93 and ns.kpnqwest.it → 212.97.32.3: one IP number per host name.
Mail Servers
Mail for kolst.ch is handled by two mail servers — mx2.kpnqwest.it and mx.kpnqwest.it.
kolst.ch uses an identical mail server configuration to several other domains — among them softmark.it, 800internet.me, sanbenedettovacanze.com and two more.
kolst.ch has at least partial mail server overlap with other domains such as track.it, fastsms.it, squalestore.com and two more.
mx2.kpnqwest.it → 212.97.32.68 and mx.kpnqwest.it → 212.97.32.75: one IP number per host name.