study.app - robtex.com
study.app
| 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@study.app 2026-09-27 #1 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
3 records (3 active, 0 former)
●A52.20.84.622026-09-09 → 2026-10-22 · 2 obs
● 2026-10-22 13:32:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com... | 10 records |
| study.app | ns2.atom.com, ns1.atom.com | - |
✅ Authoritative Response
Server:50.19.240.86
NS records: ns2.atom.com, ns1.atom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study.app (unsigned zone)
⏱️ Timing
Total: 1375ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns2.atom.com, ns1.atom.com |
| SOA | 1 | ns1.atom.com hostmaster.study.app |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
study.app points to a single IP number: 52.20.84.62.
Additional host names — ai-book.quest, kasperskiy.com, benedcitrosales.com and two others — share IP numbers with study.app.
Name Servers
study.app uses two name servers for its delegation: ns1.atom.com and ns2.atom.com.
study.app shares its name server setup with other domains, including bookflite.com, yogapiece.com, alchemix.ai and two others.
study.app has some name servers in common with other domains such as oralsonic.com, software-wallets.com and easypresta.com
These name servers often co-occur with the name servers verification-refeskkalf4qgvebx3uk7a.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.