lastcoursebar.com - robtex.com
lastcoursebar.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.243.5🇺🇸 Amazon13.248.240.0/20 | ||||||
| PTR | a16e665f42988324c.awsglobalaccelerator.com | ||||||
| A | 76.223.105.230🇺🇸 Amazon76.223.96.0/20 | ||||||
| NS | ns43.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2152::16🇺🇸 GODADDY-DNS2603:5:2150::/44 | ||||||
| PTR | ns43.domaincontrol.com | ||||||
| A | 97.74.101.22🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns43.domaincontrol.com | ||||||
| NS | ns44.domaincontrol.com | ||||||
| A | 2603:5:2252::16🇺🇸 GODADDY-DNS2603:5:2250::/44 | ||||||
| PTR | ns44.domaincontrol.com | ||||||
| A | 173.201.69.22🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns44.domaincontrol.com | ||||||
| SOA | ns43.domaincontrol.comdns@jomax.net 2025-01-01 #1 | ||||||
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=1774651467 | ||||||
Same first word
lastcoursebar.com |
DNS History
4 records (4 active, 0 former)
●NSns43.domaincontrol.com2026-03-06 → 2026-03-27 · 2 obs
● 2026-03-27 22:57:52
●NSns44.domaincontrol.com2026-03-06 → 2026-03-27 · 2 obs
● 2026-03-27 22:57:52
●A13.248.243.52026-03-06 → 2026-03-27 · 2 obs
● 2026-03-27 22:57:52
●A76.223.105.2302026-03-06 → 2026-03-27 · 2 obs
● 2026-03-27 22:57:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net... | - |
| lastcoursebar.com | ns43.domaincontrol.com, ns44.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.101.22
NS records: ns43.domaincontrol.com, ns44.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lastcoursebar.com (unsigned zone)
⏱️ Timing
Total: 147ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns43.domaincontrol.com, ns44.domaincontrol.com |
| SOA | 1 | ns43.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns43.domaincontrol.com, ns43.domaincontrol.com, ns44.domaincontrol.com...)
Analysis
IP Addresses
lastcoursebar.com points to two IP numbers: 13.248.243.5 and 76.223.105.230.
Other host names such as iml-academy.com, mwcs.net, latitude527.com, satigram.com and tampa101.com share IPs with lastcoursebar.com.
Name Servers
Two name servers ns43.domaincontrol.com and ns44.domaincontrol.com handle the delegation for lastcoursebar.com.
lastcoursebar.com shares the same name server setup as other domains, for example telegramsearch.com, igluac.com, otebasecurities.com, martechweb.com and nadinebramsey.com.
lastcoursebar.com shares name servers with other domains at least partially, for instance signalfiremedia.com.
Host names with two IP numbers:
ns43.domaincontrol.com points to 2603:5:2152::16 and 97.74.101.22.
ns44.domaincontrol.com points to 2603:5:2252::16 and 173.201.69.22.