alsterserver.de - robtex.com
alsterserver.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.239.197.17🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | static.213-239-197-17.clients.your-server.de | ||||||
| NS | ns11.prosite.de ⭐ | ||||||
| A | 2a02:8b8:704::3011🇩🇪 SPEEDBONE-AS2a02:8b8::/32 IPv6 | ||||||
| A | 217.13.192.2🇩🇪 SPEEDBONE-AS217.13.192.0/20 SPEEDBONE GmbH | ||||||
| PTR | ns11.prosite.de | ||||||
| NS | ns12.prosite.de | ||||||
| A | 2a02:8b8:704::3012🇩🇪 SPEEDBONE-AS2a02:8b8::/32 IPv6 | ||||||
| A | 217.13.193.2🇩🇪 SPEEDBONE-AS217.13.192.0/20 SPEEDBONE GmbH | ||||||
| PTR | ns12.prosite.de | ||||||
| MX | mx1.alsterserver.de ⭐ | ||||||
| A | 217.13.200.27🇩🇪 SPEEDBONE-AS217.13.192.0/20 SPEEDBONE GmbH | ||||||
| MX | mx2.alsterserver.de(20) | ||||||
| A | 217.13.200.22🇩🇪 SPEEDBONE-AS217.13.192.0/20 SPEEDBONE GmbH | ||||||
| SOA | ns11.prosite.dehostmaster@alsterserver.de 2026-03-26 #1 | ||||||
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=1774502712 | ||||||
Subdomains
Same first word
alsterserver.de |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns11.prosite.de2015-07-13 → 2026-03-26 · 2 obs
● 2026-03-26 05:31:36
●NSns12.prosite.de2015-07-13 → 2026-03-26 · 2 obs
● 2026-03-26 05:31:36
●MXmx1.alsterserver.de2015-07-13 → 2026-03-26 · 2 obs
● 2026-03-26 05:31:36
●MXmx2.alsterserver.de2015-07-13 → 2026-03-26 · 2 obs
● 2026-03-26 05:31:36
●A213.239.197.172015-07-13 → 2026-03-26 · 2 obs
● 2026-03-26 05:31:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, f.nic.de, a.nic.de | - |
| alsterserver.de | ns11.prosite.de, ns12.prosite.de | - |
✅ Authoritative Response
Server:217.13.193.2
NS records: ns11.prosite.de, ns12.prosite.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alsterserver.de (unsigned zone)
⏱️ Timing
Total: 1245ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.239.197.17 |
| NS | 2 | ns12.prosite.de, ns11.prosite.de |
| MX | 2 | mx1.alsterserver.de (pri: 10), mx2.alsterserver.de (pri: 20) |
| SOA | 1 | ns11.prosite.de hostmaster.alsterserver. |
Analysis
Hierarchy
alsterserver.de is a parent of mx2.alsterserver.de and mx1.alsterserver.de.
IP Addresses
alsterserver.de points to a single IP address: 213.239.197.17.
Other host names, such as 213-239-197-17.clients.your-server.de and static.213-239-197-17.clients.your-server.de, share IP numbers with alsterserver.de.
Name Servers
Two name servers ns11.prosite.de and ns12.prosite.de handle the delegation for alsterserver.de.
alsterserver.de shares the same name server setup as other domains, for example hostingtempel.de, deutsch-unterrichtsmaterialien.de, megatech24.net, buhl-embedded-systems.com and team8.de.
alsterserver.de at least partially shares name servers with other domains, for example sanidock.com, australianholidays.de and locktec.org.
Host names with two IP numbers:
ns11.prosite.de points to 2a02:8b8:704::3011 and 217.13.192.2.
ns12.prosite.de points to 2a02:8b8:704::3012 and 217.13.193.2.
Mail Servers
Two mail servers handle alsterserver.de: mx1.alsterserver.de and mx2.alsterserver.de.
Host names with one IP number:
mx1.alsterserver.de points to 217.13.200.27; mx2.alsterserver.de points to 217.13.200.22.