post-rt.de - robtex.com
post-rt.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.150.241🇩🇪 NMM-AS85.13.150.0/24 Neue Medien Muennich | ||||||
| PTR | dd50734.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 | postrt.kasserver.com ⭐ | ||||||
| A | 85.13.150.241🇩🇪 NMM-AS85.13.150.0/24 Neue Medien Muennich | ||||||
| PTR | dd50734.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2603041208 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1774749008 | ||||||
Subdomains
mail.post-rt.de |
Same first word
post-rt.de |
Similar names
DNS History
7 records (4 active, 3 former)
○NSns3.kasserver.com2015-08-03 → 2016-07-14 · 4 obs
● 2016-07-14 06:08:38
○ 2017-03-20 21:25:20
○ 2026-03-29 01:50:54
○NSns4.kasserver.com2015-08-03 → 2016-07-14 · 4 obs
● 2016-07-14 06:08:38
○ 2017-03-20 21:25:20
○ 2026-03-29 01:50:54
●NSns5.kasserver.com2017-03-20 → 2026-03-29 · 3 obs
● 2017-03-20 21:25:20
● 2026-03-29 01:50:54
●NSns6.kasserver.com2017-03-20 → 2026-03-29 · 3 obs
● 2017-03-20 21:25:20
● 2026-03-29 01:50:54
○MXmail.post-rt.de2015-08-03 → 2016-07-14 · 4 obs
● 2016-07-14 06:08:38
○ 2017-03-20 21:25:20
○ 2026-03-29 01:50:54
●MXpostrt.kasserver.com2017-03-20 → 2026-03-29 · 3 obs
● 2017-03-20 21:25:20
● 2026-03-29 01:50:54
●A85.13.150.2412015-08-03 → 2026-03-29 · 2 obs
● 2026-03-29 01:50:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| post-rt.de | ns6.kasserver.com, ns5.kasserver.com | - |
✅ Authoritative Response
Server:85.13.128.3
NS records: ns6.kasserver.com, ns5.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for post-rt.de (unsigned zone)
⏱️ Timing
Total: 630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.150.241 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | postrt.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
post-rt.de is the parent of mail.post-rt.de.
IP Addresses
post-rt.de resolves to a single IP address: 85.13.150.241.
Other host names including mail.gemeinschaftsgarten.info, w00d8a51.kasserver.com, belami-costa.com, w00b5f12.kasserver.com and viajador.at share IP numbers with post-rt.de.
Name Servers
post-rt.de's delegation uses two name servers, ns5.kasserver.com and ns6.kasserver.com.
post-rt.de shares the same name server setup as other domains, for example halal-shop.at, seramo.de, eishockey-bitburg.de, supertipps.com and petphysio.info.
post-rt.de at least partially shares name servers with other domains, including ck-dich.de, neo-tokyo.de, rc-oberpfalz.de, entermedia.de and heidelberger-schloss-gastronomie.de.
these name servers are commonly used with ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Host names with a single IP:
ns5.kasserver.com points to 85.13.128.3.
ns6.kasserver.com points to 85.13.159.101.
Mail Servers
post-rt.de is handled by a single mail server, postrt.kasserver.com.
postrt.kasserver.com points to a single IP: 85.13.150.241.