3system.ch - dns.ninja
3system.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 2026-07-10 #11 | ||||||
Same first word
Similar names
DNS History
12 records (12 active, 0 former)
●NSns1.domaindiscount24.net2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●NSns2.domaindiscount24.net2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●NSns3.domaindiscount24.net2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●MXalt1.aspmx.l.google.com2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●MXalt2.aspmx.l.google.com2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●MXaspmx.l.google.com2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●MXaspmx2.googlemail.com2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●MXaspmx3.googlemail.com2015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●A216.239.32.212015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●A216.239.34.212015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●A216.239.36.212015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
●A216.239.38.212015-06-28 → 2026-07-10 · 2 obs
● 2026-07-10 04:08:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, d.nic.ch, e.nic.ch, f.nic.ch... | - |
| 3system.ch | ns1.domaindiscount24.net, ns2.domaindiscount24.net, ns3.domaindiscount24.net | - |
✅ Authoritative Response
Server:193.227.117.34
NS records: ns1.domaindiscount24.net, ns2.domaindiscount24.net, ns3.domaindiscount24.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3system.ch (unsigned zone)
⏱️ Timing
Total: 788ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.36.21, 216.239.34.21... |
| NS | 3 | ns1.domaindiscount24.net, ns3.domaindiscount24.net... |
| MX | 5 | alt1.aspmx.l.google.com (pri: 20), aspmx2.googlemail.com (pri: 30)... |
| TXT | 2 | v=spf1 include:_spf.google.com ?all, google-site-verification=lAYqwmDPWhELKPr |
| SOA | 1 | ns1.domaindiscount24.net tech.key-system |
Analysis
IP Addresses
3system.ch directs to four IP numbers, which are 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
mehbbesttech1.site, lirikindonesia.id, carmichael-farms.com and two other host names share IP numbers with 3system.ch.
Name Servers
Three name servers are authoritative for 3system.ch: ns1.domaindiscount24.net, ns2.domaindiscount24.net and ns3.domaindiscount24.net.
There is at least partial name server overlap between 3system.ch and other domains — serverbu.de, hattinger.at, beam-berlin-3dtour.com and two more among them.
ns1.domaindiscount24.net resolves to 193.227.117.34 and 2a04:2b00:14cc::34. ns2.domaindiscount24.net resolves to 194.50.187.34 and 2a04:2b00:14dd::34. ns3.domaindiscount24.net resolves to 194.0.182.34 and 2a04:2b00:14ee::34. All three hostnames point to two IP numbers each.
Mail Servers
Five mail servers handle 3system.ch: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
3system.ch has at least partial mail server overlap with other domains such as ns500671.ns500754.ns500671.ns500731.ns500754.ns500742.ns500705.ns500688.ns500705.ns500671.ns500671.ns500649.ns500671.ns500649.ns500666.ns500291.ns500131.lustychickser.com, ns500758.ns500698.ns500758.ns500735.ns500735.ns500736.ns500736.ns500698.ns500576.ns500698.ns500619.trackreceptor.com, ns500759.ns500698.ns500759.ns500698.ns500759.ns500698.ns500735.ns500736.ns500735.ns500735.ns500708.ns500698.ns500686.ns500652.ns500619.ns500619.trackreceptor.com and two more.
These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Hostnames that resolve to two IP addresses:
aspmx2.googlemail.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com maps to two IP addresses — 172.253.115.27 and 2607:f8b0:4004:c1b::1a.
alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.
These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.27 IP addresses.