telekom.courses - robtex.com
telekom.courses
courses
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.courses ⭐ | ||||||
| NS | b.nic.courses | ||||||
| NS | c.nic.courses | ||||||
| NS | x.nic.courses | ||||||
| NS | y.nic.courses | ||||||
| NS | z.nic.courses | ||||||
| SOA | a.nic.coursesadmin@tldns.godaddy serial=1784531460 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.brandshelter.com2026-05-09 → 2026-07-20 · 2 obs
● 2026-07-20 07:30:46
●NSns2.brandshelter.de2026-05-09 → 2026-07-20 · 2 obs
● 2026-07-20 07:30:46
●NSns3.brandshelter.info2026-05-09 → 2026-07-20 · 2 obs
● 2026-07-20 07:30:46
●NSns4.brandshelter.net2026-05-09 → 2026-07-20 · 2 obs
● 2026-07-20 07:30:46
●NSns5.brandshelter.us2026-05-09 → 2026-07-20 · 2 obs
● 2026-07-20 07:30:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| courses | a.nic.courses, b.nic.courses, c.nic.courses, x.nic.courses... | 12 records |
| telekom.courses | ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info, ns4.brandshelter.net... | - |
✅ Authoritative Response
Server:194.50.187.14
NS records: ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info, ns4.brandshelter.net, ns5.brandshelter.us
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for telekom.courses (unsigned zone)
⏱️ Timing
Total: 1237ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 5 | ns4.brandshelter.net, ns2.brandshelter.de... |
| SOA | 1 | ns1.brandshelter.com tech.brandshelter.c |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.courses, b.nic.courses, c.nic.courses...)
Analysis
Name Servers
The authoritative name servers for telekom.courses are ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info and two others.
At least some of telekom.courses's name servers are shared with other domains, for example ilfeextension.com, ga-spezial.de, nutricystem.com and two more.
These name servers are routinely co-deployed with the name servers ns4.brandshelter.net, ns5.brandshelter.us, ns1.prncpm.com and two others.
Hosts with two IP numbers each:
ns1.brandshelter.com resolves to two addresses: 193.227.117.9 and 2a04:2b00:14cc::9.
ns2.brandshelter.de resolves to two addresses: 194.50.187.11 and 2a04:2b00:14dd::11.
ns3.brandshelter.info resolves to two addresses: 194.0.182.12 and 2a04:2b00:14ee::12.
ns4.brandshelter.net resolves to two addresses: 193.227.117.10 and 2a04:2b00:14cc::10.
ns5.brandshelter.us resolves to two addresses: 194.50.187.14 and 2a04:2b00:14dd::14.