hackcourse.com - dns.ninja
hackcourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.20.84.62🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-84-62.compute-1.amazonaws.com | ||||||
| NS | ns1.atom.com ⭐ | ||||||
| A | 44.219.81.145🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| PTR | ec2-44-219-81-145.compute-1.amazonaws.com | ||||||
| NS | ns2.atom.com | ||||||
| A | 50.19.240.86🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix | ||||||
| PTR | ec2-50-19-240-86.compute-1.amazonaws.com | ||||||
| SOA | ns1.atom.comhostmaster@hackcourse.com 2025-07-26 #3 | ||||||
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=1786165059 | ||||||
PTR for
Same first word
hackcourse.com |
Similar names
hacksource.com |
crackhouse.blogspot.com |
coursehack.com |
crackhouse.dk |
crackhouse.net |
sourcehack.com |
couksearch.com |
housecrack.com |
crackhouse.org |
hacksource.xyz |
coursehack.it |
crackhouse.de |
kachsource.com |
DNS History
7 records (3 active, 4 former)
●NSns1.atom.com2026-02-25 → 2026-08-08 · 3 obs
● 2026-02-25 01:00:56
● 2026-08-08 05:21:52
○NSns1.dreamhost.com2016-12-20 → 2017-11-19 · 4 obs
● 2017-11-19 06:38:38
○ 2026-02-25 01:00:56
○ 2026-08-08 05:21:52
●NSns2.atom.com2026-02-25 → 2026-08-08 · 3 obs
● 2026-02-25 01:00:56
● 2026-08-08 05:21:52
○NSns2.dreamhost.com2016-12-20 → 2017-11-19 · 4 obs
● 2017-11-19 06:38:38
○ 2026-02-25 01:00:56
○ 2026-08-08 05:21:52
○NSns3.dreamhost.com2016-12-20 → 2017-11-19 · 4 obs
● 2017-11-19 06:38:38
○ 2026-02-25 01:00:56
○ 2026-08-08 05:21:52
○A208.113.197.1192016-12-20 → 2017-11-19 · 4 obs
● 2017-11-19 06:38:38
○ 2026-02-25 01:00:56
○ 2026-08-08 05:21:52
●A52.20.84.622026-02-25 → 2026-08-08 · 3 obs
● 2026-02-25 01:00:56
● 2026-08-08 05:21:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net... | - |
| hackcourse.com | ns1.atom.com, ns2.atom.com | 2 records |
✅ Authoritative Response
Server:44.219.81.145
NS records: ns1.atom.com, ns2.atom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hackcourse.com (unsigned zone)
⏱️ Timing
Total: 3263ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns1.atom.com, ns2.atom.com |
| SOA | 1 | ns1.atom.com hostmaster.hackcourse.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.atom.com, ns2.atom.com)
Analysis
IP Addresses
hackcourse.com resolves to one IP address: 52.20.84.62.
threadsmax.com, teachtime.com, kangamoo.com and two other host names share IP numbers with hackcourse.com.
Name Servers
hackcourse.com uses two name servers for its delegation: ns1.atom.com and ns2.atom.com.
hackcourse.com uses the same name servers as several other domains — among them doric.ca, concisive.com, zymna.com and two more.
hackcourse.com partially shares its NS delegation with several other domains, including softflavour.com, 099.co.in, alkamm.com and two others.
These name servers often co-occur with the name servers verification-yhehuhyrvixzqbtydgzisf.ns101.verify.hn.
ns1.atom.com resolves to 44.219.81.145. ns2.atom.com resolves to 50.19.240.86. Both host names point to a single IP number.