explainer.ch - robtex.com
explainer.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 135.125.134.139🇫🇷 OVH135.125.128.0/17 | ||||||
| NS | dns1.swizzonic.ch ⭐ | ||||||
| A | 2a01:8100:2911::2:184:5🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.61.5🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix | ||||||
| PTR | host-81-88-61-5.dedicatedservers.it | ||||||
| NS | dns2.swizzonic.ch | ||||||
| A | 2a01:8100:2901::1:183:202🇮🇹 REGISTER-AS2a01:8100:2000::/36 | ||||||
| A | 81.88.58.219🇮🇹 REGISTER-AS81.88.58.0/24 Register.IT S.p.A. prefix | ||||||
| MX | mx.swizzonic.email ⭐ | ||||||
| A | 81.88.63.83🇮🇹 REGISTER-AS81.88.63.0/24 Register.IT S.p.A. prefix | ||||||
| PTR | mx.swizzonic.email | ||||||
| TXT | v=spf1 a mx include:spf.webapps.net ~all | ||||||
| SOA | dns1.swizzonic.chhostmaster@swizzonic.ch 2026-01-08 #6 | ||||||
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 2026-05-09 #35 | ||||||
Same first word
Similar names
linearexp.com |
lairenexp.cn |
pixelearn.com |
pixelaner.de |
reexplain.com |
ireneplax.com |
lexperian.com |
earnpixel.xyz |
DNS History
10 records (4 active, 6 former)
●NSdns1.swizzonic.ch2026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 03:56:00
● 2026-05-09 16:30:54
●NSdns2.swizzonic.ch2026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 03:56:00
● 2026-05-09 16:30:54
○NSns.hostpoint.ch2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 16:19:48
○ 2026-02-16 03:56:00
○ 2026-05-09 16:30:54
○NSns2.hostpoint.ch2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 16:19:48
○ 2026-02-16 03:56:00
○ 2026-05-09 16:30:54
○NSns3.hostpoint.ch2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 16:19:48
○ 2026-02-16 03:56:00
○ 2026-05-09 16:30:54
●MXmx.swizzonic.email2026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 03:56:00
● 2026-05-09 16:30:54
○MXmx1.mail.hostpoint.ch2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 16:19:48
○ 2026-02-16 03:56:00
○ 2026-05-09 16:30:54
○MXmx2.mail.hostpoint.ch2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 16:19:48
○ 2026-02-16 03:56:00
○ 2026-05-09 16:30:54
●A135.125.134.1392026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 03:56:00
● 2026-05-09 16:30:54
○A217.26.52.452015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 16:19:48
○ 2026-02-16 03:56:00
○ 2026-05-09 16:30:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, a.nic.ch, d.nic.ch, e.nic.ch... | - |
| explainer.ch | dns2.swizzonic.ch, dns1.swizzonic.ch | - |
✅ Authoritative Response
Server:81.88.58.219
NS records: dns2.swizzonic.ch, dns1.swizzonic.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1101ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 135.125.134.139 |
| NS | 2 | dns1.swizzonic.ch, dns2.swizzonic.ch |
| MX | 1 | mx.swizzonic.email (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.webapps.net ~all |
| SOA | 1 | dns1.swizzonic.ch hostmaster.swizzonic.c |
Analysis
IP Addresses
explainer.ch points to a single IP address: 135.125.134.139.
Other host names such as videodiagnostik.de, makler-netzwerk.de, nailpro.de, vrn.at and tkmaxx.ch share IPs with explainer.ch.
Name Servers
Two name servers dns1.swizzonic.ch and dns2.swizzonic.ch handle the delegation for explainer.ch.
explainer.ch shares the same name server setup as other domains, for example ziwc.ch, basic-holding.com, algonum.com, bitspartners.ch and hottis.ch.
Host names with two IP numbers:
dns1.swizzonic.ch points to 2a01:8100:2911::2:184:5 and 81.88.61.5.
dns2.swizzonic.ch points to 2a01:8100:2901::1:183:202 and 81.88.58.219.
Mail Servers
The mx.swizzonic.email mail server handles explainer.ch.
explainer.ch shares the same mail server setup as other domains, including tirpanakis.ch, zurich-london.com, urb1.ch, see-burgtheater.ch and safexperts.ch.
mx.swizzonic.email points to a single IP number: 81.88.63.83.