weboptimizer.ch - dns.ninja

weboptimizer.ch

DNSSEC🔒 Signed (DS record present)
A83.166.138.7🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA
PTRh2web61.infomaniak.ch
NSdns20.ovh.net
A2001:41d0:d00:f900::2🇫🇷 OVH2001:41d0::/32 IPv6
PTRdns20.ovh.net
A5.135.249.213🇫🇷 OVH5.135.0.0/16
PTRdns20.ovh.net
NSns20.ovh.net
A2001:41d0:b00:f300::2🇫🇷 OVH2001:41d0::/32 IPv6
PTRns20.ovh.net
A5.135.43.97🇧🇪 OVH5.135.0.0/16
PTRns20.ovh.net
MXmx4.mail.ovh.net
A178.32.124.207🇫🇷 OVH178.32.0.0/15 ISP Paris, France
PTRmx4.mail.ovh.net
MXmx3.mail.ovh.net(10)
A91.121.53.175🇫🇷 OVH91.121.0.0/16 ISP Paris, France
PTRmx3.mail.ovh.net
TXT1|www.weboptimizer.ch
SOAdns20.ovh.nettech@ovh.net serial=2080482767

ch

DNSSEC🔒 Signed (DS record present)
NSa.nic.ch
NSb.nic.ch
NSd.nic.ch
NSe.nic.ch
NSf.nic.ch
SOAa.nic.chdns-operation@switch.ch 2026-06-08 #34

Same first word

Similar names

DNS History

7 records (5 active, 2 former)

20162017201820192020202120222023202420252026NSdns20.ovh.netns20.ovh.netMXmx3.mail.ovh.netmx4.mail.ovh.netredirect.ovh.netA83.166.138.737.187.54.171
NSdns20.ovh.net2015-08-06 → 2026-06-08 · 2 obs
● 2015-08-06 11:51:06
● 2026-06-08 15:31:46
NSns20.ovh.net2015-08-06 → 2026-06-08 · 2 obs
● 2015-08-06 11:51:06
● 2026-06-08 15:31:46
MXmx3.mail.ovh.net2026-03-05 → 2026-06-08 · 3 obs
○ 2016-09-10 14:38:02
● 2026-03-05 22:44:44
● 2026-06-08 15:31:46
MXmx4.mail.ovh.net2026-03-05 → 2026-06-08 · 3 obs
○ 2016-09-10 14:38:02
● 2026-03-05 22:44:44
● 2026-06-08 15:31:46
MXredirect.ovh.net2015-08-06 → 2016-09-10 · 4 obs
● 2015-08-06 11:51:06
● 2016-09-10 14:38:02
○ 2026-03-05 22:44:44
○ 2026-06-08 15:31:46
A37.187.54.1712015-08-06 → 2016-09-10 · 4 obs
● 2015-08-06 11:51:06
● 2016-09-10 14:38:02
○ 2026-03-05 22:44:44
○ 2026-06-08 15:31:46
A83.166.138.72026-03-05 → 2026-06-08 · 3 obs
○ 2016-09-10 14:38:02
● 2026-03-05 22:44:44
● 2026-06-08 15:31:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cha.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...-
weboptimizer.chns20.ovh.net, dns20.ovh.net-

✅ Authoritative Response

Server:5.135.43.97

NS records: ns20.ovh.net, dns20.ovh.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 934ms | Queries: -

📄 Records

TypeCountSample Data
A183.166.138.7
NS2ns20.ovh.net, dns20.ovh.net
MX2mx4.mail.ovh.net (pri: 1), mx3.mail.ovh.net (pri: 10)
TXT11|www.weboptimizer.ch
SOA1dns20.ovh.net tech.ovh.net

Analysis

IP Addresses

weboptimizer.ch points to a single IP number: 83.166.138.7.

Additional host names — mazure.fr, krav-maga.ch, sillig.ch and two others — share IP numbers with weboptimizer.ch.

Name Servers

The NS records for weboptimizer.ch delegate to dns20.ovh.net and ns20.ovh.net.

weboptimizer.ch shares its name server setup with other domains, including boehm-elektromedizin.de, mediscope.org, rocketlinks.fr and two others.

dns20.ovh.net resolves to 5.135.249.213 and 2001:41d0:d00:f900::2. Likewise, ns20.ovh.net resolves to 5.135.43.97 and 2001:41d0:b00:f300::2 — two IP addresses apiece.

Mail Servers

weboptimizer.ch has two mail servers: mx3.mail.ovh.net and mx4.mail.ovh.net.

weboptimizer.ch shares the same mail server setup as other domains, including roulementcourroie.com, ip-188-165-203.eu, planorama.be and two others.

weboptimizer.ch shares mail servers — at least in part — with other domains, including le-paintball.be, regiesen.com, chambres-hotes-bessans.com and two others.

It is common to see these mail servers combined with the mail servers mx1.mail.ovh.net, mx2.mail.ovh.net and mx0.mail.ovh.net.

Each of mx3.mail.ovh.net and mx4.mail.ovh.net has one IP address: mx3.mail.ovh.net uses 91.121.53.175 and mx4.mail.ovh.net uses 178.32.124.207.