chartstudy.com - robtex.com
chartstudy.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.squadhelp.com ⭐ | ||||||
| A | 52.201.79.206🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix | ||||||
| PTR | ec2-52-201-79-206.compute-1.amazonaws.com | ||||||
| NS | ns2.squadhelp.com | ||||||
| A | 52.23.148.124🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-23-148-124.compute-1.amazonaws.com | ||||||
| SOA | ns1.squadhelp.comhostmaster@chartstudy.com 2025-11-22 #2 | ||||||
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=1781332468 | ||||||
DNS History
14 records (3 active, 11 former)
○NSns01.cashparking.com2016-02-28 → 2017-03-20 · 5 obs
● 2016-02-28 16:37:30
● 2017-03-20 22:29:48
○ 2020-02-12 13:02:54
○ 2026-06-13 06:38:04
○NSns1.sedoparking.com2015-06-28 → 2015-11-25 · 4 obs
● 2015-11-25 19:23:40
○ 2016-02-28 16:37:30
○ 2026-06-13 06:38:04
●NSns1.squadhelp.com2026-06-13 → 2026-06-13 · 2 obs
● 2026-06-13 06:38:04
○NSns2.sedoparking.com2015-06-28 → 2015-11-25 · 4 obs
● 2015-11-25 19:23:40
○ 2016-02-28 16:37:30
○ 2026-06-13 06:38:04
●NSns2.squadhelp.com2026-06-13 → 2026-06-13 · 2 obs
● 2026-06-13 06:38:04
○NSnsg1.namebrightdns.com2020-02-12 → 2020-02-12 · 3 obs
● 2020-02-12 13:02:54
○ 2026-06-13 06:38:04
○NSnsg2.namebrightdns.com2020-02-12 → 2020-02-12 · 3 obs
● 2020-02-12 13:02:54
○ 2026-06-13 06:38:04
○MXmail.nickstel.com2015-06-28 → 2015-11-25 · 4 obs
● 2015-11-25 19:23:40
○ 2016-02-28 16:37:30
○ 2026-06-13 06:38:04
○MXmailstore1.secureserver.net2016-02-28 → 2017-03-20 · 5 obs
● 2016-02-28 16:37:30
● 2017-03-20 22:29:48
○ 2020-02-12 13:02:54
○ 2026-06-13 06:38:04
○MXsmtp.secureserver.net2016-02-28 → 2017-03-20 · 5 obs
● 2016-02-28 16:37:30
● 2017-03-20 22:29:48
○ 2020-02-12 13:02:54
○ 2026-06-13 06:38:04
○A184.168.221.962016-02-28 → 2017-03-20 · 5 obs
● 2016-02-28 16:37:30
● 2017-03-20 22:29:48
○ 2020-02-12 13:02:54
○ 2026-06-13 06:38:04
●A52.20.84.622026-06-13 → 2026-06-13 · 2 obs
● 2026-06-13 06:38:04
○A72.52.4.912015-06-28 → 2015-11-25 · 4 obs
● 2015-11-25 19:23:40
○ 2016-02-28 16:37:30
○ 2026-06-13 06:38:04
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-02-12 → 2020-02-12 · 2 obs
○ 2026-06-13 06:38:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| chartstudy.com | ns1.squadhelp.com, ns2.squadhelp.com | 2 records |
✅ Authoritative Response
Server:52.201.79.206
NS records: ns1.squadhelp.com, ns2.squadhelp.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chartstudy.com (unsigned zone)
⏱️ Timing
Total: 829ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns1.squadhelp.com, ns2.squadhelp.com |
| SOA | 1 | ns1.squadhelp.com hostmaster.chartstudy. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.squadhelp.com, ns2.squadhelp.com)
Analysis
IP Addresses
chartstudy.com points to a single IP number: 52.20.84.62.
Additional host names — 4in2.com, vossov.com, bigman.ca and two others — share IP numbers with chartstudy.com.
Name Servers
chartstudy.com has two authoritative name servers — ns1.squadhelp.com and ns2.squadhelp.com.
chartstudy.com shares its name server setup with other domains, including flourgirl.com, zygato.com, cruisedeck.com and two others.
chartstudy.com shares at least some of its name servers with other domains, such as bulkbarter.com and justprints.com.
ns1.squadhelp.com and ns2.squadhelp.com each resolve to one IP number: ns1.squadhelp.com points to 52.201.79.206 and ns2.squadhelp.com points to 52.23.148.124.