800courses.com - dns.ninja
800courses.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 | ns31.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2191::10🇺🇸 GODADDY-DNS2603:5:2190::/44 | ||||||
| PTR | ns31.domaincontrol.com | ||||||
| A | 97.74.105.16🇺🇸 GODADDY-DNS97.74.104.0/23 | ||||||
| PTR | ns31.domaincontrol.com | ||||||
| NS | ns32.domaincontrol.com | ||||||
| A | 2603:5:2291::10🇺🇸 GODADDY-DNS2603:5:2290::/44 | ||||||
| PTR | ns32.domaincontrol.com | ||||||
| A | 173.201.73.16🇺🇸 GODADDY-DNS173.201.72.0/23 | ||||||
| PTR | ns32.domaincontrol.com | ||||||
| SOA | ns31.domaincontrol.comdns@jomax.net 2026-06-22 #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=1786574469 | ||||||
Same first word
800courses.com |
DNS History
11 records (4 active, 7 former)
○NSns1.mdnsservice.com2015-06-19 → 2018-01-11 · 4 obs
● 2018-01-11 10:38:42
○ 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
○NSns11.domaincontrol.com2026-03-29 → 2026-03-29 · 3 obs
● 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
○NSns12.domaincontrol.com2026-03-29 → 2026-03-29 · 3 obs
● 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
○NSns2.mdnsservice.com2015-06-19 → 2018-01-11 · 4 obs
● 2018-01-11 10:38:42
○ 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
○NSns3.mdnsservice.com2015-06-19 → 2018-01-11 · 4 obs
● 2018-01-11 10:38:42
○ 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
●NSns31.domaincontrol.com2026-08-12 → 2026-08-12 · 2 obs
● 2026-08-12 23:09:56
●NSns32.domaincontrol.com2026-08-12 → 2026-08-12 · 2 obs
● 2026-08-12 23:09:56
○A135.181.29.1402026-03-29 → 2026-03-29 · 3 obs
● 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
●A15.197.148.332026-08-12 → 2026-08-12 · 2 obs
● 2026-08-12 23:09:56
○A216.40.47.172015-06-19 → 2018-01-11 · 4 obs
● 2018-01-11 10:38:42
○ 2026-03-29 05:21:20
○ 2026-08-12 23:09:56
●A3.33.130.1902026-08-12 → 2026-08-12 · 2 obs
● 2026-08-12 23:09:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 800courses.com | ns31.domaincontrol.com, ns32.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.105.16
NS records: ns31.domaincontrol.com, ns32.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 800courses.com (unsigned zone)
⏱️ Timing
Total: 111ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns31.domaincontrol.com, ns32.domaincontrol.com |
| SOA | 1 | ns31.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns31.domaincontrol.com, ns31.domaincontrol.com, ns32.domaincontrol.com...)
Analysis
IP Addresses
800courses.com resolves to the IP addresses 3.33.130.190 and 15.197.148.33
Among the host names that share IP numbers with 800courses.com are directak.com, randybuchholz.com, blingnations.com and two others.
Name Servers
800courses.com uses two name servers for its delegation: ns31.domaincontrol.com and ns32.domaincontrol.com.
800courses.com has the same name server delegation as a number of other domains, such as worldharvestkc.org, yummyyogurt101.com, rhythmofprayer.com and two more.
The two host names ns31.domaincontrol.com and ns32.domaincontrol.com each have a pair of IP addresses: ns31.domaincontrol.com has 97.74.105.16 and 2603:5:2191::10, and ns32.domaincontrol.com has 173.201.73.16 and 2603:5:2291::10.