auth.ch - dns.ninja
auth.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.175.9.210🇨🇭 Equinix46.175.9.0/24 Insign GmbH | ||||||
| PTR | calypso.insign.ch | ||||||
| NS | dns1.insign.ch ⭐ | ||||||
| A | 46.175.9.120🇨🇭 Equinix46.175.9.0/24 Insign GmbH | ||||||
| PTR | dns1.insign.ch | ||||||
| NS | dns2.insign.ch | ||||||
| A | 92.42.190.188🇨🇭 NINE92.42.184.0/21 Nine Internet Solutions AG, Switzerland | ||||||
| PTR | insign.nine.ch | ||||||
| MX | mxhost1.auth.ch ⭐ | ||||||
| A | 46.175.9.207🇨🇭 Equinix46.175.9.0/24 Insign GmbH | ||||||
| PTR | ibox.insign.ch | ||||||
| TXT | v=spf1 a mx ip4:46.175.9.0/24 ~all | ||||||
| SOA | dns1.insign.chdns@insign.ch 2014-12-30 #9 | ||||||
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 2026-07-21 #22 | ||||||
Subdomains
mxhost1.auth.ch |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXmxhost1.auth.ch2015-08-31 → 2026-07-21 · 2 obs
● 2026-07-21 09:27:24
●A46.175.9.2102015-08-31 → 2026-07-21 · 2 obs
● 2026-07-21 09:27:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| auth.ch | dns1.insign.ch, dns2.insign.ch | - |
✅ Authoritative Response
Server:92.42.190.188
NS records: dns1.insign.ch, dns2.insign.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for auth.ch (unsigned zone)
⏱️ Timing
Total: 254ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.175.9.210 |
| NS | 2 | dns2.insign.ch, dns1.insign.ch |
| MX | 1 | mxhost1.auth.ch (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:46.175.9.0/24 ~all |
| SOA | 1 | dns1.insign.ch dns.insign.ch |
Analysis
Hierarchy
The domain mxhost1.auth.ch falls under the parent auth.ch.
IP Addresses
auth.ch resolves to one IP address: 46.175.9.210.
teach-web.ch, roman.ch, doncigarro.de and two other host names share IP numbers with auth.ch.
Name Servers
auth.ch has two authoritative name servers — dns1.insign.ch and dns2.insign.ch.
auth.ch uses the same name servers as several other domains — among them 9.175.46.in-addr.arpa, kartexpo.ch, website-(0x616e616c)yse.ch and two more.
auth.ch shares at least some of its name servers with other domains, for example kartrennen.ch, doncigarro.com, kartcluboerlikon.ch and ferrariday.ch.
These name servers tend to be used in conjunction with the name servers dns2.omnis.ch.
Each of dns1.insign.ch and dns2.insign.ch has one IP address: dns1.insign.ch uses 46.175.9.120 and dns2.insign.ch uses 92.42.190.188.
Mail Servers
Mail for auth.ch is handled by a single mail server, mxhost1.auth.ch.
mxhost1.auth.ch points to one IP number — 46.175.9.207.