study-x.com - dns.ninja
study-x.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.150.170🇯🇵 GMOOSK-NET160.251.150.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | s70.xrea.com | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | study-x.com ⭐ | ||||||
| A | 160.251.150.170🇯🇵 GMOOSK-NET160.251.150.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | s70.xrea.com | ||||||
| TXT | google-site-verification=S2rlXvjEdX1dRoyUke8ikhaNT9cJ6q6xlelsbDL6sH0 | ||||||
| TXT | google-site-verification=zbkl4tbjAk3OZXdeKaaTJU9MhnGmQvJqbo7pa717jF8 | ||||||
| TXT | v=spf1 ip4:160.251.150.170 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@study-x.com 2023-03-08 #22 | ||||||
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=1786924509 | ||||||
MX for
study-x.com |
Subdomains
www.study-x.com |
Same first word
study-x.com |
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.value-domain.com2015-07-25 → 2026-08-17 · 2 obs
● 2026-08-17 00:21:18
●NSns2.value-domain.com2015-07-25 → 2026-08-17 · 2 obs
● 2026-08-17 00:21:18
●NSns3.value-domain.com2026-03-28 → 2026-08-17 · 3 obs
● 2026-03-28 10:57:40
● 2026-08-17 00:21:18
●MXstudy-x.com2015-07-25 → 2026-08-17 · 2 obs
● 2026-08-17 00:21:18
●A160.251.150.1702026-03-28 → 2026-08-17 · 3 obs
● 2026-03-28 10:57:40
● 2026-08-17 00:21:18
○A203.189.104.1702015-07-25 → 2017-01-01 · 4 obs
● 2017-01-01 15:44:18
○ 2026-03-28 10:57:40
○ 2026-08-17 00:21:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| study-x.com | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com | 3 records |
✅ Authoritative Response
Server:172.64.52.38
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study-x.com (unsigned zone)
⏱️ Timing
Total: 398ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.150.170 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | study-x.com (pri: 10) |
| TXT | 3 | v=spf1 ip4:160.251.150.170 ~all, google-site-verification=zbkl4tbjAk3OZXd... |
| SOA | 1 | ns1.value-domain.com hostmaster.study-x. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com)
Analysis
Hierarchy
study-x.com is the parent zone for www.study-x.com.
Mail Server Role
The MX record for study-x.com points back to study-x.com — it is its own mail server.
IP Addresses
study-x.com directs to one IP number, which is 160.251.150.170.
Among the host names that share IP numbers with study-x.com are mail.bigato.net, bigato.net, soichi.net and two others.
Name Servers
Three name servers are authoritative for study-x.com: ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.
study-x.com partially shares its NS delegation with several other domains, including 3110semi.net, futase.com, mitanihara.com and two others.
These name servers are routinely co-deployed with the name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others.
Each of the hostnames ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com has a single IP address assigned: ns1.value-domain.com directs to 172.64.52.38, ns2.value-domain.com directs to 172.64.53.3 and ns3.value-domain.com directs to 172.64.52.38.
These two host names — ns1.value-domain.com and ns3.value-domain.com — each point to 172.64.52.38 IP addresses.
Mail Servers
The MX record for study-x.com points to a single mail server: study-x.com.
There is one IP number for study-x.com: 160.251.150.170.