alster.de - robtex.com
alster.de
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=1785066231 | ||||||
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSns1.markmonitor.com2015-07-23 → 2026-07-26 · 2 obs
● 2026-07-26 12:12:40
●NSns3.markmonitor.com2015-07-23 → 2026-07-26 · 2 obs
● 2026-07-26 12:12:40
●NSns4.markmonitor.com2015-07-23 → 2026-07-26 · 2 obs
● 2026-07-26 12:12:40
●NSns5.markmonitor.com2015-07-23 → 2026-07-26 · 2 obs
● 2026-07-26 12:12:40
●NSns6.markmonitor.com2015-07-23 → 2026-07-26 · 2 obs
● 2026-07-26 12:12:40
●MXbh.markmonitor.com2015-07-23 → 2026-07-26 · 2 obs
● 2026-07-26 12:12:40
●A3.33.139.322026-07-12 → 2026-07-26 · 3 obs
● 2026-07-12 22:36:50
● 2026-07-26 12:12:40
○A72.52.10.142015-07-23 → 2017-04-05 · 4 obs
● 2017-04-05 05:27:04
○ 2026-07-12 22:36:50
○ 2026-07-26 12:12:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| alster.de | ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com... | - |
✅ Authoritative Response
Server:149.112.160.2
NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alster.de (unsigned zone)
⏱️ Timing
Total: 965ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.33.139.32 |
| NS | 5 | ns1.markmonitor.com, ns3.markmonitor.com... |
| MX | 1 | bh.markmonitor.com (pri: 1) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
Analysis
IP Addresses
alster.de has exactly one IP address — 3.33.139.32.
door1.ie, creditlcarmataxes.com, aspen.healthcare plus two other host names have IP numbers in common with alster.de.
Name Servers
Five name servers handle delegation for alster.de: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com and two others.
There is at least partial name server overlap between alster.de and other domains — walmart.com.pt, thriftycarhire.com, braintreepayment.info and two more among them.
These name servers regularly appear alongside ns2.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and 3 other name servers in NS record sets.
Host names pointing to two IP addresses:
ns1.markmonitor.com directs traffic to 149.112.160.1 and 2620:10a:80a8::1.
ns3.markmonitor.com directs traffic to 149.112.161.1 and 2620:10a:80a9::1.
ns4.markmonitor.com directs traffic to 192.174.68.1 and 2001:67c:1bc::1.
ns5.markmonitor.com directs traffic to 149.112.160.2 and 2620:10a:80a8::2.
ns6.markmonitor.com directs traffic to 176.97.158.3 and 2001:67c:10b8::3.
Mail Servers
alster.de uses one mail server — bh.markmonitor.com.
The mail server setup of alster.de matches that of other domains such as hollandamericancruiseships.com, gruene-it.org, cartes-google.fr and two others.