omplus.ch - dns.ninja
omplus.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 138.188.160.160🇨🇭 SWISSCOM138.188.0.0/16 Swisscom IP-Plus | ||||||
| NS | dns3.swisscom.com ⭐ | ||||||
| A | 193.222.76.54🇨🇭 SWISSCOM193.222.64.0/19 Swisscom IT Services AG - 193.222.64.0/19 CH-SWISSCOM-ITS-193-222 | ||||||
| PTR | dns3.swisscom.com | ||||||
| NS | dns1.swisscom.com | ||||||
| A | 138.190.34.196🇨🇭 SWISSCOM138.190.0.0/16 Provider:Swisscom IP-Plus | ||||||
| PTR | dns1.swisscom.com | ||||||
| NS | dns2.swisscom.com | ||||||
| A | 138.190.34.204🇨🇭 SWISSCOM138.190.0.0/16 Provider:Swisscom IP-Plus | ||||||
| PTR | dns2.swisscom.com | ||||||
| TXT | swisssign-check=HcK0nZ7q_JsW3z7PxTIdJyw6LuU | ||||||
| TXT | swisssign-check=6-i3PiCjx9dSsSkSWetSi1Y(0x664170)A | ||||||
| SOA | dns3.swisscom.comadmin\@dns.swisscom.com serial=20316 | ||||||
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 2026-08-11 #42 | ||||||
Subdomains
mail.omplus.ch |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns1.swisscom.com2015-08-06 → 2026-08-11 · 2 obs
● 2026-08-11 19:27:50
●NSdns2.swisscom.com2015-08-06 → 2026-08-11 · 2 obs
● 2026-08-11 19:27:50
●NSdns3.swisscom.com2015-08-06 → 2026-08-11 · 2 obs
● 2026-08-11 19:27:50
●A138.188.160.1602026-02-15 → 2026-08-11 · 6 obs
● 2026-02-15 13:04:42
● 2026-05-29 23:02:18
○ 2026-07-05 10:30:32
● 2026-07-09 08:19:10
● 2026-08-11 19:27:50
○A193.222.73.2512015-08-06 → 2017-04-20 · 4 obs
● 2017-04-20 08:43:50
○ 2026-02-15 13:04:42
○ 2026-08-11 19:27:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| omplus.ch | dns1.swisscom.com, dns2.swisscom.com, dns3.swisscom.com | - |
✅ Authoritative Response
Server:138.190.34.196
NS records: dns1.swisscom.com, dns2.swisscom.com, dns3.swisscom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for omplus.ch (unsigned zone)
⏱️ Timing
Total: 935ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 138.188.160.160 |
| NS | 3 | dns2.swisscom.com, dns1.swisscom.com... |
| TXT | 2 | swisssign-check=6-i3PiCjx9dSsSkSWetSi1Yf, swisssign-check=HcK0nZ7q_JsW3z7PxTIdJyw6 |
| SOA | 1 | dns3.swisscom.com admin\.dns.swisscom.co |
Analysis
Hierarchy
omplus.ch serves as the parent of mail.omplus.ch.
IP Addresses
omplus.ch has exactly one IP address — 138.188.160.160.
Additional host names — including its.om-plus.at and mail.omplus.ch — share IP numbers with omplus.ch.
Name Servers
omplus.ch has three name servers — dns1.swisscom.com, dns2.swisscom.com and dns3.swisscom.com.
omplus.ch has at least partial name server overlap with other domains, such as smebusinessworld.ch, axa-online-shop.ch, flexcash.ch and two others.
It is common to find these name servers paired with the name servers ns1.ip-plus.net, ns2.ip-plus.net, ns213.scs-ns.net and ns214.scs-ns.net.
Each of the three hostnames points to exactly one IP address: dns1.swisscom.com points to 138.190.34.196, dns2.swisscom.com points to 138.190.34.204 and dns3.swisscom.com points to 193.222.76.54.