a.nameservercluster.ch - robtex.com
a.nameservercluster.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.136.120.150🇨🇭 VIVANET-AS185.136.120.0/22 VIVANET GmbH | ||||||
| PTR | a.nameservercluster.ch | ||||||
| NS | a.nameservercluster.ch ⭐ ⚠️ Not in parent delegation | ||||||
| A | 185.136.120.150🇨🇭 VIVANET-AS185.136.120.0/22 VIVANET GmbH | ||||||
| PTR | a.nameservercluster.ch | ||||||
| NS | b.nameservercluster.net ⚠️ Not in parent delegation | ||||||
| A | 185.136.123.150🇨🇭 VIVANET-AS185.136.120.0/22 VIVANET GmbH | ||||||
| PTR | b.nameservercluster.net | ||||||
| NS | c.nameservercluster.com ⚠️ Not in parent delegation | ||||||
| A | 199.59.145.150🇨🇦 VIVANET-AS199.59.145.0/24 VIVANET ASH1 12100 Sunrise Valley Dr Reston, VA 20191 USA | ||||||
| PTR | c.nameservercluster.com | ||||||
| SOA | a.nameservercluster.chping@nsc.ch 2026-05-01 #6 | ||||||
nameservercluster.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.136.120.147🇨🇭 VIVANET-AS185.136.120.0/22 VIVANET GmbH | ||||||
| NS | ns1.serverdns.ch ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a.nameservercluster.com ⚠️ Not in zone NS records | ||||||
| NS | b.nameservercluster.com ⚠️ Not in zone NS records | ||||||
| NS | c.nameservercluster.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.serverdns.ch ⚠️ Not in parent delegation | ||||||
| MX | nameservercluster.ch ⭐ | ||||||
| SOA | ns1.serverdns.chping@nsc.ch 2026-05-01 #5 | ||||||
PTR for
NS for
nsc.ch |
c.nameservercluster.com |
b.nameservercluster.net |
idagroup.net |
unixo.net |
a.nameservercluster.ch |
idagroup-us.com |
idagroup.eu |
Previously NS for
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSa.nameservercluster.ch2026-05-04 → 2026-06-15 · 2 obs
● 2026-06-15 20:56:30
●NSb.nameservercluster.net2026-05-04 → 2026-06-15 · 2 obs
● 2026-06-15 20:56:30
●NSc.nameservercluster.com2026-05-04 → 2026-06-15 · 2 obs
● 2026-06-15 20:56:30
●A185.136.120.1502026-05-04 → 2026-06-15 · 2 obs
● 2026-06-15 20:56:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | 10 records |
| nameservercluster.ch | c.nameservercluster.com, a.nameservercluster.com, b.nameservercluster.com | - |
✅ Authoritative Response
Server:199.59.145.150
NS records: c.nameservercluster.com, a.nameservercluster.com, b.nameservercluster.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nameservercluster.ch (unsigned zone)
⏱️ Timing
Total: 706ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.136.120.150 |
| NS | 3 | a.nameservercluster.ch, b.nameservercluster.net... |
| SOA | 1 | a.nameservercluster.ch ping.nsc.ch |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (a.nic.ch, a.nic.ch, b.nic.ch...)
Analysis
Name Server Role
a.nameservercluster.ch acts as an authoritative name server for nsc.ch, c.nameservercluster.com, b.nameservercluster.net, idagroup.net, unixo.net and several other domains.
a.nameservercluster.ch is commonly paired with c.nameservercluster.com, b.nameservercluster.net and a.nameservercluster.com to act as name servers.
IP Addresses
a.nameservercluster.ch resolves to one IP address: 185.136.120.150.
a.nameservercluster.com, for instance, is one of the other host names sharing IP numbers with a.nameservercluster.ch.
Name Servers
Three name servers handle the delegation for a.nameservercluster.ch: a.nameservercluster.ch, c.nameservercluster.com and b.nameservercluster.net.
The name servers of a.nameservercluster.ch overlap at least partially with those of other domains — among them nsc.ch, c.nameservercluster.com, b.nameservercluster.net and two more.
These name servers commonly appear in delegations together with b.nameservercluster.com, ns1.vivanet.ch, ns2.vivanet.ch and 6 other.
The hostnames a.nameservercluster.ch, c.nameservercluster.com and b.nameservercluster.net each resolve to a single IP: a.nameservercluster.ch → 185.136.120.150, c.nameservercluster.com → 199.59.145.150, b.nameservercluster.net → 185.136.123.150.