nextgenerationcourse.com - robtex.com
nextgenerationcourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:488:42:1000:50ed:84bf:ff75:e317🇩🇪 GODADDY2a01:488::/32 DE-HER-V6-INITIAL | ||||||
| PTR | www.sim4u-berlin.com | ||||||
| A | 80.237.132.191🇩🇪 GD-EMEA-DC-CGN180.237.132.0/24 GD MASS Network | ||||||
| NS | ns37.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21c1::13🇺🇸 GODADDY-DNS2603:5:21c0::/44 | ||||||
| PTR | ns37.domaincontrol.com | ||||||
| A | 97.74.108.19🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns37.domaincontrol.com | ||||||
| NS | ns38.domaincontrol.com | ||||||
| A | 2603:5:22c1::13🇺🇸 GODADDY-DNS2603:5:22c0::/44 | ||||||
| PTR | ns38.domaincontrol.com | ||||||
| A | 173.201.76.19🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns38.domaincontrol.com | ||||||
| MX | mx0.nextgenerationcourse.com ⭐ | ||||||
| A | 80.237.138.5🇩🇪 GD-EMEA-DC-CGN180.237.138.0/24 GD MASS Network | ||||||
| PTR | mx0.webpack.hosteurope.de | ||||||
| TXT | v=spf1 a mx include:spf.server-he.de -all | ||||||
| SOA | ns37.domaincontrol.comdns@jomax.net 2024-02-13 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777220936 | ||||||
Subdomains
mx0.nextgenerationcourse.com |
Same first word
nextgenerationcourse.com |
DNS History
7 records (5 active, 2 former)
○NSns1.hans.hosteurope.de2017-01-04 → 2018-01-23 · 4 obs
● 2018-01-23 18:05:44
○ 2026-04-24 15:18:20
○ 2026-04-26 16:37:18
○NSns2.hans.hosteurope.de2017-01-04 → 2018-01-23 · 4 obs
● 2018-01-23 18:05:44
○ 2026-04-24 15:18:20
○ 2026-04-26 16:37:18
●NSns37.domaincontrol.com2026-04-24 → 2026-04-26 · 3 obs
● 2026-04-24 15:18:20
● 2026-04-26 16:37:18
●NSns38.domaincontrol.com2026-04-24 → 2026-04-26 · 3 obs
● 2026-04-24 15:18:20
● 2026-04-26 16:37:18
●MXmx0.nextgenerationcourse.com2017-01-04 → 2026-04-26 · 2 obs
● 2026-04-26 16:37:18
●A2a01:488:42:1000:50ed:84bf:ff75:e3172017-01-04 → 2026-04-26 · 2 obs
● 2026-04-26 16:37:18
●A80.237.132.1912017-01-04 → 2026-04-26 · 2 obs
● 2026-04-26 16:37:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| nextgenerationcourse.com | ns37.domaincontrol.com, ns38.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.19
NS records: ns37.domaincontrol.com, ns38.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nextgenerationcourse.com (unsigned zone)
⏱️ Timing
Total: 131ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.237.132.191 |
| AAAA | 1 | 2a01:488:42:1000:50ed:84bf:ff75:e317 |
| NS | 2 | ns37.domaincontrol.com, ns38.domaincontrol.com |
| MX | 1 | mx0.nextgenerationcourse.com (pri: 50) |
| TXT | 1 | v=spf1 a mx include:spf.server-he.de -al |
| SOA | 1 | ns37.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns37.domaincontrol.com, ns37.domaincontrol.com, ns38.domaincontrol.com...)
Analysis
Hierarchy
The parent of mx0.nextgenerationcourse.com is nextgenerationcourse.com.
IP Addresses
nextgenerationcourse.com points to two IP numbers: 2a01:488:42:1000:50ed:84bf:ff75:e317 and 80.237.132.191.
Other host names such as 737typerating.de, alles-usb.de, apsmcc.com, applepoint.de and psudmeier.de share IPs with nextgenerationcourse.com.
Name Servers
nextgenerationcourse.com is delegated to two name servers: ns37.domaincontrol.com and ns38.domaincontrol.com.
nextgenerationcourse.com shares the same name server setup as dragonsrealm.net, lorrieayers.com, aetnadcgov.com, jgiholdings.com and sauceprojects.com.
nextgenerationcourse.com shares some name servers with other domains, for instance 1800funjeep.com.
Host names with two IP numbers: ns37.domaincontrol.com points to: 2603:5:21c1::13 and 97.74.108.19; ns38.domaincontrol.com points to: 2603:5:22c1::13 and 173.201.76.19.
Mail Servers
nextgenerationcourse.com is handled by a single mail server, mx0.nextgenerationcourse.com.
mx0.nextgenerationcourse.com points to a single IP: 80.237.138.5.