reclass.study - robtex.com
reclass.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 15.165.108.24🇰🇷 Amazon15.164.0.0/15 EC2 ICN prefix | ||||||
| PTR | ec2-15-165-108-24.ap-northeast-2.compute.amazonaws.com | ||||||
| A | 52.78.124.90🇰🇷 Amazon52.78.0.0/16 EC2 ICN prefix | ||||||
| NS | ns-520.awsdns-01.net ⭐ | ||||||
| A | 2600:9000:5302:800::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-520.awsdns-01.net | ||||||
| A | 205.251.194.8🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-520.awsdns-01.net | ||||||
| NS | ns-105.awsdns-13.com | ||||||
| A | 2600:9000:5300:6900::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-105.awsdns-13.com | ||||||
| A | 205.251.192.105🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-105.awsdns-13.com | ||||||
| NS | ns-1134.awsdns-13.org | ||||||
| A | 2600:9000:5304:6e00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1134.awsdns-13.org | ||||||
| A | 205.251.196.110🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1134.awsdns-13.org | ||||||
| NS | ns-1712.awsdns-22.co.uk | ||||||
| A | 2600:9000:5306:b000::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1712.awsdns-22.co.uk | ||||||
| A | 205.251.198.176🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1712.awsdns-22.co.uk | ||||||
| SOA | ns-520.awsdns-01.netawsdns-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=1783741817 | ||||||
Subdomains
www.reclass.study |
Same first word
Similar names
DNS History
23 records (6 active, 17 former)
●NSns-105.awsdns-13.com2026-03-27 → 2026-07-11 · 3 obs
● 2026-03-27 09:49:14
● 2026-07-11 05:11:04
●NSns-1134.awsdns-13.org2026-03-27 → 2026-07-11 · 3 obs
● 2026-03-27 09:49:14
● 2026-07-11 05:11:04
●NSns-1712.awsdns-22.co.uk2026-03-27 → 2026-07-11 · 3 obs
● 2026-03-27 09:49:14
● 2026-07-11 05:11:04
●NSns-520.awsdns-01.net2026-03-27 → 2026-07-11 · 3 obs
● 2026-03-27 09:49:14
● 2026-07-11 05:11:04
○NSns1.lxn.co.kr2020-03-10 → 2020-03-10 · 3 obs
○ 2026-03-27 09:49:14
○ 2026-07-11 05:11:04
○NSns2.lxn.co.kr2020-03-10 → 2020-03-10 · 3 obs
○ 2026-03-27 09:49:14
○ 2026-07-11 05:11:04
○A106.10.110.1142020-03-10 → 2020-03-10 · 3 obs
○ 2026-03-27 09:49:14
○ 2026-07-11 05:11:04
○A106.10.110.1152020-03-10 → 2020-03-10 · 3 obs
○ 2026-03-27 09:49:14
○ 2026-07-11 05:11:04
○A15.164.131.942026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 03:01:10
○ 2026-05-10 01:00:42
○ 2026-07-11 05:11:04
●A15.165.108.242026-07-11 → 2026-07-11 · 3 obs
● 2026-07-11 05:11:02
● 2026-07-11 05:11:04
○A15.165.207.522026-03-27 → 2026-07-11 · 2 obs
○ 2026-07-11 05:11:04
○A3.34.63.2482026-06-13 → 2026-06-14 · 5 obs
● 2026-06-13 03:05:32
● 2026-06-14 12:24:50
○ 2026-07-11 05:11:02
○ 2026-07-11 05:11:04
○A3.39.158.2332026-03-27 → 2026-03-27 · 4 obs
● 2026-03-27 09:49:14
○ 2026-03-28 07:10:54
○ 2026-07-11 05:11:04
○A43.200.77.832026-04-07 → 2026-04-07 · 4 obs
● 2026-04-07 16:24:08
○ 2026-04-13 03:01:10
○ 2026-07-11 05:11:04
○A43.202.11.902026-04-07 → 2026-04-07 · 4 obs
● 2026-04-07 16:24:08
○ 2026-04-13 03:01:10
○ 2026-07-11 05:11:04
○A43.202.208.422026-03-27 → 2026-03-28 · 5 obs
● 2026-03-27 09:49:14
● 2026-03-28 07:10:54
○ 2026-04-07 16:24:08
○ 2026-07-11 05:11:04
○A43.202.242.172026-05-10 → 2026-05-10 · 4 obs
● 2026-05-10 01:00:42
○ 2026-06-13 03:05:32
○ 2026-07-11 05:11:04
○A43.202.34.1752026-03-27 → 2026-07-11 · 2 obs
○ 2026-07-11 05:11:04
○A43.202.34.692026-05-10 → 2026-05-10 · 4 obs
● 2026-05-10 01:00:42
○ 2026-06-13 03:05:32
○ 2026-07-11 05:11:04
●A52.78.124.902026-07-11 → 2026-07-11 · 3 obs
● 2026-07-11 05:11:02
● 2026-07-11 05:11:04
○A52.78.152.472026-03-28 → 2026-03-28 · 4 obs
● 2026-03-28 07:10:54
○ 2026-04-07 16:24:08
○ 2026-07-11 05:11:04
○A52.79.217.2232026-04-13 → 2026-04-13 · 4 obs
● 2026-04-13 03:01:10
○ 2026-05-10 01:00:42
○ 2026-07-11 05:11:04
○A54.116.62.362026-06-13 → 2026-06-14 · 5 obs
● 2026-06-13 03:05:32
● 2026-06-14 12:24:50
○ 2026-07-11 05:11:02
○ 2026-07-11 05:11:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | x.nic.study, z.nic.study, a.nic.study, c.nic.study... | 12 records |
| reclass.study | ns-105.awsdns-13.com, ns-520.awsdns-01.net, ns-1134.awsdns-13.org, ns-1712.awsdns-22.co.uk | - |
✅ Authoritative Response
Server:205.251.198.176
NS records: ns-105.awsdns-13.com, ns-520.awsdns-01.net, ns-1134.awsdns-13.org, ns-1712.awsdns-22.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for reclass.study (unsigned zone)
⏱️ Timing
Total: 397ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.165.108.24, 52.78.124.90 |
| NS | 4 | ns-105.awsdns-13.com, ns-1134.awsdns-13.org... |
| SOA | 1 | ns-520.awsdns-01.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.study, y.nic.study, x.nic.study...)
Analysis
Hierarchy
www.reclass.study is delegated beneath reclass.study.
IP Addresses
reclass.study points to the IP addresses 15.165.108.24 and 52.78.124.90
Name Servers
The domain reclass.study is delegated to these four name servers: ns-105.awsdns-13.com, ns-520.awsdns-01.net, ns-1134.awsdns-13.org and ns-1712.awsdns-22.co.uk.
There is at least partial name server overlap between reclass.study and other domains — pk4labs.com, vardalaser.dk, 223.39.44.173.in-addr.arpa and two more among them.
All four hostnames — ns-105.awsdns-13.com, ns-520.awsdns-01.net, ns-1134.awsdns-13.org and ns-1712.awsdns-22.co.uk — resolve to two IP numbers apiece: ns-105.awsdns-13.com to 205.251.192.105 and 2600:9000:5300:6900::1; ns-520.awsdns-01.net to 205.251.194.8 and 2600:9000:5302:800::1; ns-1134.awsdns-13.org to 205.251.196.110 and 2600:9000:5304:6e00::1; ns-1712.awsdns-22.co.uk to 205.251.198.176 and 2600:9000:5306:b000::1.