data-structures.study - dns.ninja
data-structures.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:7::60🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2a06:98c1:58::60🇺🇸 Cloudflare2a06:98c1:58::/48 | ||||||
| A | 162.159.140.98Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.66.0.96🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.digitalocean.com ⭐ | ||||||
| A | 2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.digitalocean.com | ||||||
| A | 2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| A | 172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | ns3.digitalocean.com | ||||||
| A | 2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| A | 172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 | ||||||
| PTR | ns3.digitalocean.com | ||||||
| SOA | ns1.digitalocean.comhostmaster@data-structures.study serial=0 | ||||||
study
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.study ⭐ | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1792622617 | ||||||
Same first word
data-structures.com |
data-structures.study |
data-structures.pages.dev |
Similar names
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns1.digitalocean.com2026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
●NSns2.digitalocean.com2026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
●NSns3.digitalocean.com2026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
●A162.159.140.982026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
●A172.66.0.962026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
●A2606:4700:7::602026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
●A2a06:98c1:58::602026-09-26 → 2026-10-22 · 2 obs
● 2026-10-22 00:03:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | a.nic.study, b.nic.study, c.nic.study, x.nic.study... | 12 records |
| data-structures.study | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for data-structures.study (unsigned zone)
⏱️ Timing
Total: 2215ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.66.0.96, 162.159.140.98 |
| AAAA | 2 | 2606:4700:7::60, 2a06:98c1:58::60 |
| NS | 3 | ns2.digitalocean.com, ns3.digitalocean.com... |
| SOA | 1 | ns1.digitalocean.com hostmaster.data-str |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.study, a.nic.study, b.nic.study...)
Analysis
IP Addresses
data-structures.study directs to four IP numbers, which are 162.159.140.98, 172.66.0.96, 2606:4700:7::60 and 2a06:98c1:58::60.
Two other host names, along with restep.io, colorful-star-6721032745.strapiapp.com and vishnurajan.net, also share IP numbers with data-structures.study.
Name Servers
data-structures.study has three name servers — ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
The name servers of data-structures.study overlap at least partially with those of other domains — among them venushealthcare.in, 1.0.0.6.6.0.4.2.0.0.0.0.0.0.0.0.0.d.0.0.2.0.0.0.0.8.8.a.4.0.6.2.ip6.arpa, olymp6-ru.win and two more.
Each of ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com points to two IP numbers. ns1.digitalocean.com points to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com points to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com points to 172.64.49.209 and 2606:4700:52::ac40:31d1.