cjohn.at - robtex.com
cjohn.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.135.147🇩🇪 NMM-AS85.13.135.0/24 Neue Medien Muennich | ||||||
| PTR | dd44230.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 | w00bfefa.kasserver.com ⭐ | ||||||
| A | 85.13.135.147🇩🇪 NMM-AS85.13.135.0/24 Neue Medien Muennich | ||||||
| PTR | dd44230.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2603011249 | ||||||
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at 🔒 | ||||||
| NS | j.ns.at 🔒 | ||||||
| NS | n.ns.at 🔒 | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at 🔒 | ||||||
| NS | u.ns.at 🔒 | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1771290002 | ||||||
Subdomains
mail.cjohn.at |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns5.kasserver.com2015-05-06 → 2026-03-15 · 2 obs
● 2026-03-15 23:25:00
●NSns6.kasserver.com2015-05-06 → 2026-03-15 · 2 obs
● 2026-03-15 23:25:00
○MXmail.cjohn.at2015-05-06 → 2016-03-21 · 4 obs
● 2016-03-21 03:45:00
○ 2017-03-16 20:45:48
○ 2026-03-15 23:25:00
●MXw00bfefa.kasserver.com2017-03-16 → 2026-03-15 · 3 obs
● 2017-03-16 20:45:48
● 2026-03-15 23:25:00
●A85.13.135.1472015-05-06 → 2026-03-15 · 2 obs
● 2026-03-15 23:25:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | n.ns.at, u.ns.at, j.ns.at, ns2.univie.ac.at... | - |
| cjohn.at | 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 cjohn.at (unsigned zone)
⏱️ Timing
Total: 877ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.135.147 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | w00bfefa.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
The parent of mail.cjohn.at is cjohn.at.
IP Addresses
cjohn.at points to a single IP address: 85.13.135.147.
Other host names such as w00a08af.kasserver.com, mail.electronicstore.at, kuechenprofis-sbg.at, cerbx.org and w00de1ee.kasserver.com share IPs with cjohn.at.
Name Servers
Two name servers ns5.kasserver.com and ns6.kasserver.com handle the delegation for cjohn.at.
cjohn.at shares the same name server setup as other domains, for example ilona-coaching.com, throx.de, ganischgeralm.com, diekit.de and ikiiki.de.
cjohn.at at least partially shares name servers with other domains, for example gemischterchor.de, beginner24.de, inside-sgs.de, hundehaftpflichttest.de and topchef-app.de.
these name servers commonly pair with a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.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
The w00bfefa.kasserver.com mail server handles cjohn.at.
w00bfefa.kasserver.com points to a single IP number: 85.13.135.147.