authenticationmasterclasses.com - dns.ninja
authenticationmasterclasses.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.66.0.70🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns73.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21a4::2f🇺🇸 GODADDY-DNS2603:5:21a0::/44 | ||||||
| PTR | ns73.domaincontrol.com | ||||||
| A | 97.74.106.47🇺🇸 GODADDY-DNS97.74.106.0/23 | ||||||
| PTR | ns73.domaincontrol.com | ||||||
| NS | ns74.domaincontrol.com | ||||||
| A | 2603:5:22a4::2f🇺🇸 GODADDY-DNS2603:5:22a0::/44 | ||||||
| PTR | ns74.domaincontrol.com | ||||||
| A | 173.201.74.47🇺🇸 GODADDY-DNS173.201.74.0/23 | ||||||
| PTR | ns74.domaincontrol.com | ||||||
| SOA | ns73.domaincontrol.comdns@jomax.net 2026-07-16 #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=1793533541 | ||||||
Same first word
authenticationmasterclasses.com |
Previous names
Next names
DNS History
3 records (3 active, 0 former)
●NSns73.domaincontrol.com2026-09-16 → 2026-11-01 · 2 obs
● 2026-11-01 12:05:48
●NSns74.domaincontrol.com2026-09-16 → 2026-11-01 · 2 obs
● 2026-11-01 12:05:48
●A172.66.0.702026-09-16 → 2026-11-01 · 2 obs
● 2026-11-01 12:05:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| authenticationmasterclasses.com | ns73.domaincontrol.com, ns74.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.74.47
NS records: ns73.domaincontrol.com, ns74.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for authenticationmasterclasses.com (unsigned zone)
⏱️ Timing
Total: 472ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.66.0.70 |
| NS | 2 | ns73.domaincontrol.com, ns74.domaincontrol.com |
| SOA | 1 | ns73.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns73.domaincontrol.com, ns73.domaincontrol.com, ns74.domaincontrol.com...)
Analysis
IP Addresses
authenticationmasterclasses.com resolves to just one IP address, 172.66.0.70.
Two other host names, along with trustedhomeworks.net, vanessapoynter.com and saoperations.com, also share IP numbers with authenticationmasterclasses.com.
Name Servers
authenticationmasterclasses.com uses two name servers for its delegation: ns73.domaincontrol.com and ns74.domaincontrol.com.
authenticationmasterclasses.com shares its NS records with other domains, for example ad-agregator.biz, kismetricagency.com, byahevisa.com.au and two others.
The two host names ns73.domaincontrol.com and ns74.domaincontrol.com each have a pair of IP addresses: ns73.domaincontrol.com has 97.74.106.47 and 2603:5:21a4::2f, and ns74.domaincontrol.com has 173.201.74.47 and 2603:5:22a4::2f.