derwent.at - robtex.com
derwent.at
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=1781704802 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●NSns2.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●NSns3.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●NSns4.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●NSns5.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●NSns6.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●NSns7.markmonitor.com2026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
●A3.33.139.322026-05-18 → 2026-06-17 · 2 obs
● 2026-06-17 14:57:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | 14 records |
| derwent.at | ns4.markmonitor.com, ns2.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com... | - |
✅ Authoritative Response
Server:149.112.160.1
NS records: ns4.markmonitor.com, ns2.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com, ns5.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for derwent.at (unsigned zone)
⏱️ Timing
Total: 581ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.33.139.32 |
| NS | 7 | ns1.markmonitor.com, ns2.markmonitor.com... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (d.ns.at, j.ns.at, n.ns.at...)
Analysis
IP Addresses
derwent.at resolves to one IP address: 3.33.139.32.
241.211.43.amazoncam.com, telsamotors-store.com, costacruceros.com.es and two other host names share IP numbers with derwent.at.
Name Servers
The DNS delegation for derwent.at covers 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 more.
There is at least partial name server overlap between derwent.at and other domains — prizedigest.com, veggietales-celerynightfever.com, nasdtrace.info and two more among them.
These name servers tend to appear in combination with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Hostnames that resolve to two IP addresses:
ns1.markmonitor.com maps to two IP addresses — 149.112.160.1 and 2620:10a:80a8::1.
ns2.markmonitor.com maps to two IP addresses — 176.97.158.1 and 2001:67c:10b8::1.
ns3.markmonitor.com maps to two IP addresses — 149.112.161.1 and 2620:10a:80a9::1.
ns4.markmonitor.com maps to two IP addresses — 192.174.68.1 and 2001:67c:1bc::1.
ns5.markmonitor.com maps to two IP addresses — 149.112.160.2 and 2620:10a:80a8::2.
ns6.markmonitor.com maps to two IP addresses — 176.97.158.3 and 2001:67c:10b8::3.
ns7.markmonitor.com maps to two IP addresses — 149.112.161.2 and 2620:10a:80a9::2.