ool.ch - dns.ninja
ool.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 2026-07-27 #38 | ||||||
Previously MX for
ool.ch |
Same first word
Similar names
DNS History
14 records (6 active, 8 former)
○NSns1.rubas-s04.net2008-11-28 → 2016-05-31 · 4 obs
● 2016-05-31 08:52:36
○ 2016-08-12 15:09:18
○ 2026-07-27 17:49:32
○NSns1.rubas.ch2015-06-24 → 2016-05-31 · 5 obs
● 2015-06-24 21:38:16
● 2016-05-31 08:52:36
○ 2016-08-12 15:09:18
○ 2026-07-27 17:49:32
○NSns2.rubas-s04.net2008-11-28 → 2008-11-28 · 3 obs
○ 2015-06-24 21:38:16
○ 2026-07-27 17:49:32
○NSns2.rubas.ch2015-06-24 → 2016-05-31 · 5 obs
● 2015-06-24 21:38:16
● 2016-05-31 08:52:36
○ 2016-08-12 15:09:18
○ 2026-07-27 17:49:32
●NSnsc1.tophost.ch2016-08-12 → 2026-07-27 · 3 obs
● 2016-08-12 15:09:18
● 2026-07-27 17:49:32
●NSnsc2.tophost.ch2016-08-12 → 2026-07-27 · 3 obs
● 2016-08-12 15:09:18
● 2026-07-27 17:49:32
●MXmx01.tophost.ch2016-05-02 → 2026-07-27 · 3 obs
● 2016-05-02 16:49:34
● 2026-07-27 17:49:32
●MXmx02.tophost.ch2016-05-02 → 2026-07-27 · 3 obs
● 2016-05-02 16:49:34
● 2026-07-27 17:49:32
○MXool.ch2008-11-28 → 2016-02-16 · 4 obs
● 2016-02-16 03:02:44
○ 2016-05-02 16:49:34
○ 2026-07-27 17:49:32
●A193.33.128.1612026-02-15 → 2026-07-27 · 3 obs
● 2026-02-15 22:51:56
● 2026-07-27 17:49:32
○A193.33.128.1672017-05-17 → 2021-01-05 · 5 obs
● 2017-05-17 05:00:08
● 2021-01-05 20:03:42
○ 2026-02-15 22:51:56
○ 2026-07-27 17:49:32
○A195.182.222.742008-11-28 → 2008-11-28 · 3 obs
○ 2015-06-24 21:38:16
○ 2026-07-27 17:49:32
○A195.182.222.782015-06-24 → 2016-12-28 · 5 obs
● 2015-06-24 21:38:16
● 2016-12-28 01:01:20
○ 2017-05-17 05:00:08
○ 2026-07-27 17:49:32
●A2a02:6201:c121:8080::a1:12026-02-15 → 2026-07-27 · 3 obs
● 2026-02-15 22:51:56
● 2026-07-27 17:49:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, a.nic.ch, d.nic.ch, e.nic.ch... | - |
| ool.ch | nsc1.tophost.ch, nsc2.tophost.ch | - |
✅ Authoritative Response
Server:185.67.193.164
NS records: nsc1.tophost.ch, nsc2.tophost.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1097ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.33.128.161 |
| AAAA | 1 | 2a02:6201:c121:8080::a1:1 |
| NS | 2 | nsc1.tophost.ch, nsc2.tophost.ch |
| MX | 2 | mx02.tophost.ch (pri: 10), mx01.tophost.ch (pri: 10) |
| TXT | 1 | v=spf1 ip4:193.33.128.161 include:_spf.t |
| SOA | 1 | nsc1.tophost.ch admin.novatrend.ch |
Analysis
IP Addresses
ool.ch resolves to the IP addresses 193.33.128.161 and 2a02:6201:c121:8080::a1:1
Two other host names, along with getsuma.com, von-der-heyden.ch and bargs.ch, also share IP numbers with ool.ch.
Name Servers
Two name servers handle the delegation for ool.ch: nsc1.tophost.ch and nsc2.tophost.ch.
ool.ch shares its NS records with other domains, for example snipershop.ch, wondrak.ch, ewdb.ch and two others.
ool.ch partially shares its NS delegation with several other domains, including bahnbau.ch, roelli.name, artcoaching.ch and two others.
In DNS configurations, these name servers often share authority with ns1.tiptec.ch, ns2.tiptec.ch, ns3.q-x.ch and 3 other name servers.
nsc1.tophost.ch and nsc2.tophost.ch both carry two IP addresses. The A records for nsc1.tophost.ch are 185.67.193.164 and 2a02:6201:b943:c100:98c5:1eff:fed4:e890; the A records for nsc2.tophost.ch are 46.232.176.164 and 2a02:6201:2ee8:b000:50da:a2ff:fe8c:8907.
Mail Servers
ool.ch is served by two mail servers, mx01.tophost.ch and mx02.tophost.ch.
Among the domains sharing a mail server setup with ool.ch are convoy.ch, brodmann.ch, asmp.at and two others.
ool.ch uses mail servers that are also used by other domains, including catchpole.ch, maler-schmuki.ch and tbb-rind.ch.
Each of the hosts mx01.tophost.ch and mx02.tophost.ch points to four IP numbers: mx01.tophost.ch directs to 46.232.182.200, 46.232.182.201, 46.232.182.202 and 46.232.182.203 and mx02.tophost.ch points to 46.232.182.200, 46.232.182.201, 46.232.182.202 and 46.232.182.203.
mx01.tophost.ch along with mx02.tophost.ch each resolve to 46.232.182.200 IP addresses.
mx01.tophost.ch along with mx02.tophost.ch each resolve to 46.232.182.201 IP addresses.
mx01.tophost.ch along with mx02.tophost.ch each resolve to 46.232.182.202 IP addresses.
mx01.tophost.ch along with mx02.tophost.ch each resolve to 46.232.182.203 IP addresses.