21days.ch - robtex.com
21days.ch
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cyon.ch ⚠️ Not in zone NS records | ||||||
| A | 2a01:ab20:0:185::2🇨🇭 CYON2a01:ab20::/32 | ||||||
| A | 185.174.216.2🇨🇭 CYON185.174.216.0/22 | ||||||
| PTR | ns1.cyon.ch | ||||||
| NS | ns2.cyon.ch ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:234::2🇨🇭 CYON2001:67c:234::/48 cyon GmbH | ||||||
| A | 91.206.24.2🇨🇭 CYON91.206.24.0/23 Cyon GmbH | ||||||
| PTR | ns2.cyon.ch | ||||||
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 2026-08-07 #15 | ||||||
Previously MX for
21days.ch |
Same first word
21days.ai |
21days.net |
21days.co.nz |
21days.cloud |
21days.it |
21days.cc |
21days.com |
21days.ch |
21days.de |
21days.at |
21days.com.cn |
Similar names
DNS History
4 records (2 active, 2 former)
○MX21days.ch2015-06-20 → 2016-11-09 · 4 obs
● 2016-11-09 07:21:06
○ 2026-07-16 23:37:50
○ 2026-08-07 06:22:22
○A194.126.200.512015-06-20 → 2016-11-09 · 4 obs
● 2016-11-09 07:21:06
○ 2026-07-16 23:37:50
○ 2026-08-07 06:22:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch... | - |
| 21days.ch | ns1.cyon.ch, ns2.cyon.ch | 4 records |
✅ Authoritative Response
Server:185.174.216.2
NS records: ns1.cyon.ch, ns2.cyon.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21days.ch (unsigned zone)
⏱️ Timing
Total: 659ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.cyon.ch, ns1.cyon.ch, ns2.cyon.ch...)
Analysis
Name Servers
21days.ch is served by two delegated name servers, ns1.cyon.ch and ns2.cyon.ch.
21days.ch uses the same name servers as several other domains — among them senplates.de, rcmodellbauprofishop.ch, jfam.ch and two more.
The DNS delegation for 21days.ch at least partly coincides with that of other domains, ferienhaus-woelfli.ch being one example.
Each of the two host names carries two IP addresses: ns1.cyon.ch points to 185.174.216.2 and 2a01:ab20:0:185::2, and ns2.cyon.ch points to 91.206.24.2 and 2001:67c:234::2.