rtk.ch - dns.ninja
rtk.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 94.126.22.215🇨🇭 ASN-METANET94.126.16.0/21 METANET AG, part of group.one | ||||||
| PTR | 3.inware.ch | ||||||
| NS | ns1.rtk.ch ⭐ | ||||||
| A | 195.141.61.100🇨🇭 SUNRISE195.141.0.0/16 CH-SUNRISE-970513 sunrise / TDC Switzerland AG | ||||||
| NS | ns2.rtk.ch | ||||||
| A | 84.253.23.254🇨🇭 SWISSCOM84.253.0.0/19 Swisscom (Schweiz) AG - SME/Cybernet Provider Local Registry | ||||||
| PTR | 254.23.253.84.static.wline.lns.sme.cust.swisscom.ch | ||||||
| MX | mx.rtk.ch ⭐ | ||||||
| A | 195.141.61.100🇨🇭 SUNRISE195.141.0.0/16 CH-SUNRISE-970513 sunrise / TDC Switzerland AG | ||||||
| TXT | MS=ms26580658 | ||||||
| TXT | 7k79ds8b49o7lutvfpjvvou87g | ||||||
| TXT | v=spf1 mx ip4:195.141.61.96/27 include:mailgun.org -all | ||||||
| SOA | ns1.rtk.chhostmaster@rtk.ch 2026-03-25 #4 | ||||||
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 2026-08-12 #16 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.rtk.ch2015-08-06 → 2026-08-12 · 2 obs
● 2026-08-12 06:23:50
●NSns2.rtk.ch2015-08-06 → 2026-08-12 · 2 obs
● 2026-08-12 06:23:50
●MXmx.rtk.ch2015-08-06 → 2026-08-12 · 2 obs
● 2026-08-12 06:23:50
○A195.141.124.1542015-08-06 → 2015-11-13 · 4 obs
● 2015-11-13 04:29:40
○ 2016-02-05 07:02:16
○ 2026-08-12 06:23:50
●A94.126.22.2152016-02-05 → 2026-08-12 · 3 obs
● 2016-02-05 07:02:16
● 2026-08-12 06:23:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | d.nic.ch, f.nic.ch, b.nic.ch, a.nic.ch... | - |
| rtk.ch | ns1.rtk.ch, ns2.rtk.ch | 2 records |
✅ Authoritative Response
Server:84.253.23.254
NS records: ns1.rtk.ch, ns2.rtk.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtk.ch (unsigned zone)
⏱️ Timing
Total: 833ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.126.22.215 |
| NS | 2 | ns2.rtk.ch, ns1.rtk.ch |
| MX | 1 | mx.rtk.ch (pri: 10) |
| TXT | 3 | MS=ms26580658, v=spf1 mx ip4:195.141.61.96/27 include:m... |
| SOA | 1 | ns1.rtk.ch hostmaster.rtk.ch |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.rtk.ch, ns2.rtk.ch)
Analysis
Hierarchy
rtk.ch is the parent domain of www.rtk.ch, pluto.rtk.ch, artemis.rtk.ch, mx.rtk.ch, ns1.rtk.ch and a few other host names.
IP Addresses
rtk.ch directs to one IP number, which is 94.126.22.215.
Among the host names that share IP numbers with rtk.ch are mail.shopwelt.ch, mail.promo-one.ch, l-ars.ch and two others.
Name Servers
The NS records for rtk.ch delegate to ns1.rtk.ch and ns2.rtk.ch.
rtk.ch has the same name server delegation as a number of other domains, such as shrinkandjazz.ch, stevensplace.ch, kisslingwerbung.ch and two more.
ns1.rtk.ch and ns2.rtk.ch each resolve to one IP number: ns1.rtk.ch points to 195.141.61.100 and ns2.rtk.ch points to 84.253.23.254.
Mail Servers
rtk.ch routes its mail through a single mail server, mx.rtk.ch.
rtk.ch shares its mail server configuration with other domains, such as bani.ch and kisslingwerbung.ch.
mx.rtk.ch resolves to 195.141.61.100 and no other IP number.