web.opencom.ch - dns.ninja

web.opencom.ch

DNSSEC⚠️ Not signed
A178.104.36.205🇬🇧 UNSPECIFIED160.0.0.0/3
PTRweb-tmp.opencom.ch
NSback.opencom.ch ⭐ ⚠️ Not in parent delegation
A195.201.70.123🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC
PTRback.opencom.ch
NSweb.opencom.ch ⚠️ Not in parent delegation
A178.104.36.205🇬🇧 UNSPECIFIED160.0.0.0/3
PTRweb-tmp.opencom.ch
MXmail.opencom.ch ⭐
A2a01:4f8:1c19:c17d::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRmail.opencom.ch
A178.104.9.34🇬🇧 UNSPECIFIED160.0.0.0/3
PTRmail.opencom.ch
MXmailbackup.opencom.ch(20)
A94.130.139.74🇩🇪 Hetzner94.130.0.0/16 HETZNER-DC
PTRnat.pve.dwimco.re
TXTv=spf1 a mx ~all
SOAback.opencom.chadmin@web.opencom.ch 2026-06-06 #4

opencom.ch

DNSSEC⚠️ Not signed
A178.104.36.205🇬🇧 UNSPECIFIED160.0.0.0/3
NSplaceholder.opencom.ch ⭐
NSback.opencom.ch ⚠️ Not in parent delegation
NSns1.opencom.ch ⚠️ Not in zone NS records
NSns2.opencom.ch ⚠️ Not in zone NS records
NSweb.opencom.ch ⚠️ Not in parent delegation
MXmail.opencom.ch ⭐
MXmailbackup.opencom.ch(20)
TXTv=spf1 +a +mx +a:nas.opencom.ch -all
TXTgoogle-site-verification=onGUFZhPpIJltXP0tnMvQjuHtUnLrTyyo5QMgYSfrVc
SOAplaceholder.opencom.chadmin@opencom.ch 2026-03-24 #8

NS for

web.opencom.ch
opencom.ch
conceptec.ch

Same first word

web.mx
web.be
web.bj
web.gen.in
web.it
web.uz
web.page
web.com.kz
web.casino
web.(0x706f726e)
web.if.ua
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web.s3-website.eu-central-1.amazonaws.com
web.digital
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web.s3-website-us-east-1.amazonaws.com
web.builders
web.dk
web.store
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web.mit
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web.nhk
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web.energy
web.id.vn
web.gov.mn
web.surgery
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web.to.it
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web.blue
web.net
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web.toys
web.ba
web.express
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web.fo
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web.ee
web.career
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web.nis.za
web.s3.amazonaws.com
web.bt
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web.coop
web.tv
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web.com.co
web.vg
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web.org.uk
web.security
web.wf
web.my
web.pfizer
web.appspot.com
web.org.nz
web.host
web.ag
web.clinic
web.net.au
web.com.py
web.altervista.org

Similar names

bew.net.au
web.institute
web.im
bew.cn
web.com.mx
web.domains
web.edu.vn
web.place
bwe.com.au
web.cz
ewb.tv
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web.br.com
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wbe.dk
web.solar
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wbe.be
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bew.bz
web.new
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wbe.co.uk
web.li
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ewb.hk
web.ma
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bwe.com.br
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ewb.org.ng
ebw.cz
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bwe.com
wbe.net
bew.dk
ebw.at
bew.com
bew.lu
ebw.me
ebw.com.au
bwe.sk
bew.co

DNS History

6 records (5 active, 1 former)

NSback.opencom.chweb.opencom.chMXmail.opencom.chmailbackup.opencom.chmail.web.opencom.chA178.104.36.205
●NSback.opencom.ch2026-03-26 → 2026-07-19 · 2 obs
● 2026-03-26 07:48:32
● 2026-07-19 10:04:04
●NSweb.opencom.ch2026-03-26 → 2026-07-19 · 2 obs
● 2026-03-26 07:48:32
● 2026-07-19 10:04:04
●MXmail.opencom.ch2026-07-01 → 2026-07-19 · 3 obs
○ 2026-06-02 05:35:10
● 2026-07-01 23:30:50
● 2026-07-19 10:04:04
○MXmail.web.opencom.ch2026-03-26 → 2026-06-02 · 4 obs
● 2026-03-26 07:48:32
● 2026-06-02 05:35:10
○ 2026-07-01 23:30:50
○ 2026-07-19 10:04:04
●MXmailbackup.opencom.ch2026-07-01 → 2026-07-19 · 3 obs
○ 2026-06-02 05:35:10
● 2026-07-01 23:30:50
● 2026-07-19 10:04:04
●A178.104.36.2052026-03-26 → 2026-07-19 · 2 obs
● 2026-03-26 07:48:32
● 2026-07-19 10:04:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
chb.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...-
opencom.chns2.opencom.ch, ns1.opencom.ch2 records

✅ Authoritative Response

Server:178.104.36.205

NS records: ns2.opencom.ch, ns1.opencom.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencom.ch (unsigned zone)

⏱️ Timing

Total: 1243ms | Queries: -

📄 Records

TypeCountSample Data
A1178.104.36.205
NS2web.opencom.ch, back.opencom.ch
MX2mailbackup.opencom.ch (pri: 20), mail.opencom.ch (pri: 10)
TXT1v=spf1 a mx ~all
SOA1back.opencom.ch admin.web.opencom.ch

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.opencom.ch, ns2.opencom.ch)

Analysis

Name Server Role

NS records for web.opencom.ch, opencom.ch and conceptec.ch all point to web.opencom.ch.

back.opencom.ch, ns1.opencom.ch and ns2.opencom.ch are often grouped with web.opencom.ch to function as name servers.

IP Addresses

web.opencom.ch resolves to just one IP address, 178.104.36.205.

Two other host names, along with ns1.opencom.ch, conceptec.ch and dwimworld.ch, also share IP numbers with web.opencom.ch.

Name Servers

Two name servers are listed in the delegation for web.opencom.ch: web.opencom.ch and back.opencom.ch.

Some name servers delegated to web.opencom.ch are also used by other domains, notably opencom.ch and conceptec.ch.

These name servers tend to appear in combination with the name servers placeholder.opencom.ch, ns1.conceptec.ch, ns2.conceptec.ch and placeholder.conceptec.ch.

back.opencom.ch → 195.201.70.123 and web.opencom.ch → 178.104.36.205: one IP number per host name.

Mail Servers

web.opencom.ch is served by two mail servers, mail.opencom.ch and mailbackup.opencom.ch.

Mail server setup for web.opencom.ch matches that of other domains, among them opencom.ch.

Some mail servers of web.opencom.ch are also used by other domains, notably conceptec.ch and dwimworld.ch.

These mail servers are routinely seen in conjunction with the mail servers mail.conceptec.ch and mail.dwimworld.ch.

Host names that have two IP addresses:

mail.opencom.ch points to 178.104.9.34 and 2a01:4f8:1c19:c17d::1.

Host names that point to one IP address:

mailbackup.opencom.ch points to 94.130.139.74.