backkurs.ch - robtex.com
backkurs.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.130.101🇩🇪 NMM-AS85.13.130.0/24 Neue Medien Muennich | ||||||
| PTR | dd26628.kasserver.com | ||||||
| NS | ns5.kasserver.com ⭐ | ||||||
| A | 85.13.128.3🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich | ||||||
| PTR | ns5.kasserver.com | ||||||
| NS | ns6.kasserver.com | ||||||
| A | 85.13.159.101🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich | ||||||
| PTR | ns6.kasserver.com | ||||||
| MX | w008c4c2.kasserver.com ⭐ | ||||||
| A | 85.13.130.101🇩🇪 NMM-AS85.13.130.0/24 Neue Medien Muennich | ||||||
| PTR | dd26628.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2512122026 | ||||||
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 2026-03-28 #27 | ||||||
Subdomains
mail.backkurs.ch |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns5.kasserver.com2015-07-13 → 2026-03-28 · 2 obs
● 2026-03-28 12:58:06
●NSns6.kasserver.com2015-07-13 → 2026-03-28 · 2 obs
● 2026-03-28 12:58:06
○MXmail.backkurs.ch2015-07-13 → 2016-07-17 · 4 obs
● 2016-07-17 04:38:04
○ 2017-04-08 20:24:32
○ 2026-03-28 12:58:06
●MXw008c4c2.kasserver.com2017-04-08 → 2026-03-28 · 3 obs
● 2017-04-08 20:24:32
● 2026-03-28 12:58:06
●A85.13.130.1012015-07-13 → 2026-03-28 · 2 obs
● 2026-03-28 12:58:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| backkurs.ch | ns6.kasserver.com, ns5.kasserver.com | - |
✅ Authoritative Response
Server:85.13.159.101
NS records: ns6.kasserver.com, ns5.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for backkurs.ch (unsigned zone)
⏱️ Timing
Total: 749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.130.101 |
| NS | 2 | ns5.kasserver.com, ns6.kasserver.com |
| MX | 1 | w008c4c2.kasserver.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.kasserver.com ~a |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
Hierarchy
backkurs.ch is the parent of mail.backkurs.ch.
IP Addresses
backkurs.ch resolves to one IP number: 85.13.130.101.
other host names including w00cc3c6.kasserver.com, mail.highvoltage.biz, reinkegroup.info, w00a2df7.kasserver.com and bywuest.ch share IP numbers with backkurs.ch.
Name Servers
backkurs.ch is delegated to two name servers ns5.kasserver.com and ns6.kasserver.com.
backkurs.ch shares the same name server setup as other domains, for instance cgm-arena.de, hairlich.info, nordseehusborkum.com, 10-tipps.com and stb-montag.net.
backkurs.ch at least partially shares name servers with other domains, for instance gegen-unreine-haut.de, cfkr.de, energyharvest.de, speednation.de and baerchenfotos.de.
these name servers are often used together with ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Host names with one IP number:
ns5.kasserver.com points to 85.13.128.3
ns6.kasserver.com points to 85.13.159.101
Mail Servers
backkurs.ch is handled by a single mail server, w008c4c2.kasserver.com.
w008c4c2.kasserver.com resolves to IP 85.13.130.101.