stackmastery.com - dns.ninja
stackmastery.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 | ||||||
| TXT | f0095018235b8109a2bf9f65674a1784b6971ed6 | ||||||
| SOA | ns1.atom.comhostmaster@stackmastery.com 2025-11-03 #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=1788088475 | ||||||
Same first word
stackmastery.com |
Similar names
Previous names
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DNS History
8 records (3 active, 5 former)
○NSns05.domaincontrol.com2015-07-26 → 2017-12-09 · 4 obs
● 2017-12-09 21:37:18
○ 2026-08-18 08:55:46
○ 2026-08-30 11:35:04
○NSns06.domaincontrol.com2015-07-26 → 2017-12-09 · 4 obs
● 2017-12-09 21:37:18
○ 2026-08-18 08:55:46
○ 2026-08-30 11:35:04
●NSns1.atom.com2026-08-18 → 2026-08-30 · 3 obs
● 2026-08-18 08:55:46
● 2026-08-30 11:35:04
●NSns2.atom.com2026-08-18 → 2026-08-30 · 3 obs
● 2026-08-18 08:55:46
● 2026-08-30 11:35:04
○MXmailstore1.secureserver.net2015-07-26 → 2017-12-09 · 4 obs
● 2017-12-09 21:37:18
○ 2026-08-18 08:55:46
○ 2026-08-30 11:35:04
○MXsmtp.secureserver.net2015-07-26 → 2017-12-09 · 4 obs
● 2017-12-09 21:37:18
○ 2026-08-18 08:55:46
○ 2026-08-30 11:35:04
○A50.63.202.332015-07-26 → 2017-12-09 · 4 obs
● 2017-12-09 21:37:18
○ 2026-08-18 08:55:46
○ 2026-08-30 11:35:04
●A52.20.84.622026-08-18 → 2026-08-30 · 3 obs
● 2026-08-18 08:55:46
● 2026-08-30 11:35:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| stackmastery.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 stackmastery.com (unsigned zone)
⏱️ Timing
Total: 3197ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns1.atom.com, ns2.atom.com |
| TXT | 1 | f0095018235b8109a2bf9f65674a1784b6971ed6 |
| SOA | 1 | ns1.atom.com hostmaster.stackmastery.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.atom.com, ns2.atom.com)
Analysis
IP Addresses
stackmastery.com points to a single IP number: 52.20.84.62.
Additional host names — roboticstorm.com, centvy.com, druzy.com and two others — share IP numbers with stackmastery.com.
Name Servers
stackmastery.com uses two name servers for its delegation: ns1.atom.com and ns2.atom.com.
stackmastery.com shares its name server setup with other domains, including rudej.com, adeptial.com, dense.me and two others.
stackmastery.com has name servers in common with a number of other domains — poeticideas.com, sahefah.com, ecomfast.com and hqxo.com among them.
ns1.atom.com → 44.219.81.145 and ns2.atom.com → 50.19.240.86: one IP number per host name.