openstudy.net - dns.ninja
openstudy.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.dan.com ⭐ | ||||||
| A | 2603:5:2125::43🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.dan.com | ||||||
| A | 97.74.98.67🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.dan.com | ||||||
| NS | ns2.dan.com | ||||||
| A | 2603:5:2225::43🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.dan.com | ||||||
| A | 173.201.66.67🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.dan.com | ||||||
| SOA | ns1.dan.comdns@jomax.net 2025-10-01 #0 | ||||||
net
| 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=1783726307 | ||||||
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns1.dan.com2026-03-29 → 2026-07-10 · 3 obs
● 2026-03-29 23:57:54
● 2026-07-10 23:44:20
○NSns1.hosting.co.kr2015-06-17 → 2019-03-21 · 4 obs
● 2019-03-21 04:29:30
○ 2026-03-29 23:57:54
○ 2026-07-10 23:44:20
●NSns2.dan.com2026-03-29 → 2026-07-10 · 3 obs
● 2026-03-29 23:57:54
● 2026-07-10 23:44:20
○NSns2.hosting.co.kr2015-06-17 → 2019-03-21 · 4 obs
● 2019-03-21 04:29:30
○ 2026-03-29 23:57:54
○ 2026-07-10 23:44:20
●A13.248.169.482026-03-29 → 2026-07-10 · 3 obs
● 2026-03-29 23:57:54
● 2026-07-10 23:44:20
○A211.234.63.2322015-06-17 → 2019-03-21 · 4 obs
● 2019-03-21 04:29:30
○ 2026-03-29 23:57:54
○ 2026-07-10 23:44:20
●A76.223.54.1462026-03-29 → 2026-07-10 · 3 obs
● 2026-03-29 23:57:54
● 2026-07-10 23:44:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| openstudy.net | ns1.dan.com, ns2.dan.com | - |
✅ Authoritative Response
Server:173.201.66.67
NS records: ns1.dan.com, ns2.dan.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openstudy.net (unsigned zone)
⏱️ Timing
Total: 966ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns1.dan.com, ns2.dan.com |
| SOA | 1 | ns1.dan.com dns.jomax.net |
Analysis
IP Addresses
openstudy.net points to the IP addresses 13.248.169.48 and 76.223.54.146
Two other host names, along with cloud-exchange.xyz, mail.electrisys.com and sampletest.com, also share IP numbers with openstudy.net.
Name Servers
openstudy.net is served by two delegated name servers, ns1.dan.com and ns2.dan.com.
openstudy.net shares its NS records with other domains, for example ns2.digitaleservice.com, tienertje-speelt-met-die-lekkere-lul.startspot.nl, willstrustsandmore.com and two others.
There is at least partial name server overlap between openstudy.net and other domains — shop.net.za, elephone.at, ecoach.co.za and two more among them.
The name servers ns1.undeveloped.com, ns2.undeveloped.com and verification-6ckgmra2.ns3.dan.hosting are often found in combination with these name servers.
Each of the two host names carries two IP addresses: ns1.dan.com points to 97.74.98.67 and 2603:5:2125::43, and ns2.dan.com points to 173.201.66.67 and 2603:5:2225::43.