com.study - dns.ninja
com.study
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-103.awsdns-12.com ⭐ | ||||||
| A | 2600:9000:5300:6700::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-103.awsdns-12.com | ||||||
| A | 205.251.192.103🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-103.awsdns-12.com | ||||||
| NS | ns-1399.awsdns-46.org | ||||||
| A | 2600:9000:5305:7700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1399.awsdns-46.org | ||||||
| A | 205.251.197.119🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1399.awsdns-46.org | ||||||
| NS | ns-1811.awsdns-34.co.uk | ||||||
| A | 2600:9000:5307:1300::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1811.awsdns-34.co.uk | ||||||
| A | 205.251.199.19🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1811.awsdns-34.co.uk | ||||||
| NS | ns-862.awsdns-43.net | ||||||
| A | 2600:9000:5303:5e00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-862.awsdns-43.net | ||||||
| A | 205.251.195.94🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-862.awsdns-43.net | ||||||
| SOA | ns-103.awsdns-12.comawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1780561851 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns-103.awsdns-12.com2026-02-15 → 2026-06-04 · 3 obs
● 2026-02-15 09:32:52
● 2026-06-04 09:36:28
●NSns-1399.awsdns-46.org2026-02-15 → 2026-06-04 · 3 obs
● 2026-02-15 09:32:52
● 2026-06-04 09:36:28
●NSns-1811.awsdns-34.co.uk2026-02-15 → 2026-06-04 · 3 obs
● 2026-02-15 09:32:52
● 2026-06-04 09:36:28
●NSns-862.awsdns-43.net2026-02-15 → 2026-06-04 · 3 obs
● 2026-02-15 09:32:52
● 2026-06-04 09:36:28
○NSns1fkl.name.com2016-04-03 → 2016-07-11 · 4 obs
● 2016-07-11 23:38:36
○ 2026-02-15 09:32:52
○ 2026-06-04 09:36:28
○NSns2nsy.name.com2016-04-03 → 2016-07-11 · 4 obs
● 2016-07-11 23:38:36
○ 2026-02-15 09:32:52
○ 2026-06-04 09:36:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | c.nic.study, z.nic.study, y.nic.study, b.nic.study... | 12 records |
| com.study | ns-1399.awsdns-46.org, ns-103.awsdns-12.com, ns-862.awsdns-43.net, ns-1811.awsdns-34.co.uk | - |
✅ Authoritative Response
Server:205.251.192.103
NS records: ns-1399.awsdns-46.org, ns-103.awsdns-12.com, ns-862.awsdns-43.net, ns-1811.awsdns-34.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.study (unsigned zone)
⏱️ Timing
Total: 262ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-103.awsdns-12.com, ns-1399.awsdns-46.org... |
| SOA | 1 | ns-103.awsdns-12.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.study, y.nic.study, x.nic.study...)
Analysis
Name Servers
The DNS delegation for com.study covers 4 name servers — ns-103.awsdns-12.com, ns-862.awsdns-43.net, ns-1399.awsdns-46.org and ns-1811.awsdns-34.co.uk.
The name servers of com.study overlap at least partially with those of other domains — among them lipscombfiat.co.uk, visagio.com, bloomson9th.ca and two more.
The name servers ns-127.awsdns-15.com, ns-1002.awsdns-61.net and ns-1975.awsdns-54.co.uk are commonly seen alongside these name servers.
Each of the four hosts ns-103.awsdns-12.com, ns-862.awsdns-43.net, ns-1399.awsdns-46.org and ns-1811.awsdns-34.co.uk has two IP addresses. ns-103.awsdns-12.com points to 205.251.192.103 and 2600:9000:5300:6700::1. ns-862.awsdns-43.net points to 205.251.195.94 and 2600:9000:5303:5e00::1. ns-1399.awsdns-46.org points to 205.251.197.119 and 2600:9000:5305:7700::1. ns-1811.awsdns-34.co.uk points to 205.251.199.19 and 2600:9000:5307:1300::1.