worldclasswebinars.com - dns.ninja
worldclasswebinars.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns21.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2141::b🇺🇸 GODADDY-DNS2603:5:2140::/44 | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| A | 97.74.100.11🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns21.domaincontrol.com | ||||||
| NS | ns22.domaincontrol.com | ||||||
| A | 2603:5:2241::b🇺🇸 GODADDY-DNS2603:5:2240::/44 | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| A | 173.201.68.11🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns22.domaincontrol.com | ||||||
| SOA | ns21.domaincontrol.comdns@jomax.net 2026-05-06 #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=1786968939 | ||||||
Same first word
worldclasswebinars.com |
DNS History
10 records (4 active, 6 former)
○NSns1.hosting2go.nl2015-11-13 → 2017-02-08 · 4 obs
● 2017-02-08 05:03:48
○ 2019-04-07 08:50:38
○ 2026-08-17 12:22:36
○NSns2.hosting2go.nl2015-11-13 → 2017-02-08 · 4 obs
● 2017-02-08 05:03:48
○ 2019-04-07 08:50:38
○ 2026-08-17 12:22:36
●NSns21.domaincontrol.com2026-06-02 → 2026-08-17 · 3 obs
● 2026-06-02 22:54:38
● 2026-08-17 12:22:36
●NSns22.domaincontrol.com2026-06-02 → 2026-08-17 · 3 obs
● 2026-06-02 22:54:38
● 2026-08-17 12:22:36
○NSns59.domaincontrol.com2019-04-07 → 2019-04-07 · 4 obs
● 2019-04-07 08:50:38
○ 2026-06-02 22:54:38
○ 2026-08-17 12:22:36
○NSns60.domaincontrol.com2019-04-07 → 2019-04-07 · 4 obs
● 2019-04-07 08:50:38
○ 2026-06-02 22:54:38
○ 2026-08-17 12:22:36
●A15.197.148.332026-06-02 → 2026-08-17 · 3 obs
● 2026-06-02 22:54:38
● 2026-08-17 12:22:36
○A184.168.221.522019-04-07 → 2019-04-07 · 4 obs
● 2019-04-07 08:50:38
○ 2026-06-02 22:54:38
○ 2026-08-17 12:22:36
●A3.33.130.1902026-06-02 → 2026-08-17 · 3 obs
● 2026-06-02 22:54:38
● 2026-08-17 12:22:36
○A83.137.198.2092015-11-13 → 2017-02-08 · 4 obs
● 2017-02-08 05:03:48
○ 2019-04-07 08:50:38
○ 2026-08-17 12:22:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net... | - |
| worldclasswebinars.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.68.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for worldclasswebinars.com (unsigned zone)
⏱️ Timing
Total: 134ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
worldclasswebinars.com points to the IP addresses 3.33.130.190 and 15.197.148.33
crewdot.com, payiess.com, eyedoctorsedenprairie.net and two other host names share IP numbers with worldclasswebinars.com.
Name Servers
worldclasswebinars.com is delegated to two name servers: ns21.domaincontrol.com and ns22.domaincontrol.com.
worldclasswebinars.com uses the same name servers as several other domains — among them tushuguan.net, tenfen.com.br, watchseen.com and two more.
ns21.domaincontrol.com and ns22.domaincontrol.com each resolve to two IP addresses: ns21.domaincontrol.com points to 97.74.100.11 and 2603:5:2141::b, while ns22.domaincontrol.com points to 173.201.68.11 and 2603:5:2241::b.