studysai.com - robtex.com
studysai.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 118.190.203.224🇨🇳 Alibaba-Cloud118.190.128.0/17 | ||||||
| A | 123.57.217.113🇨🇳 Alibaba-Cloud123.57.0.0/16 Alibaba (US) Technology Co., Ltd. | ||||||
| NS | dns17.hichina.com ⭐ | ||||||
| A | 2408:4009:501::25🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.100🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.110🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns18.hichina.com | ||||||
| A | 2408:4009:501::26🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.98🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.108🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| SOA | dns17.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
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=1774360257 | ||||||
Same first word
studysai.com |
Similar names
DNS History
7 records (4 active, 3 former)
○NSdns10.hichina.com2016-12-16 → 2018-07-13 · 4 obs
● 2018-07-13 15:28:20
○ 2026-03-09 15:29:16
○ 2026-03-24 13:55:32
●NSdns17.hichina.com2026-03-09 → 2026-03-24 · 3 obs
● 2026-03-09 15:29:16
● 2026-03-24 13:55:32
●NSdns18.hichina.com2026-03-09 → 2026-03-24 · 3 obs
● 2026-03-09 15:29:16
● 2026-03-24 13:55:32
○NSdns9.hichina.com2016-12-16 → 2018-07-13 · 4 obs
● 2018-07-13 15:28:20
○ 2026-03-09 15:29:16
○ 2026-03-24 13:55:32
●A118.190.203.2242026-03-09 → 2026-03-24 · 3 obs
● 2026-03-09 15:29:16
● 2026-03-24 13:55:32
●A123.57.217.1132026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 13:55:32
○A47.94.212.1252018-07-13 → 2018-07-13 · 3 obs
○ 2026-03-09 15:29:16
○ 2026-03-24 13:55:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net... | - |
| studysai.com | dns17.hichina.com, dns18.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.38
NS records: dns17.hichina.com, dns18.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studysai.com (unsigned zone)
⏱️ Timing
Total: 4076ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 118.190.203.224, 123.57.217.113 |
| NS | 2 | dns18.hichina.com, dns17.hichina.com |
| SOA | 1 | dns17.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)
Analysis
IP Addresses
studysai.com points to two IPs: 118.190.203.224 and 123.57.217.113.
Name Servers
studysai.com's delegation uses two name servers, dns17.hichina.com and dns18.hichina.com.
studysai.com shares the same name server setup as other domains, for example zhitai.com.cn, ymj0424.com, jdx028.com, 010ut.com and hpcn21.com.
studysai.com at least partially shares name servers with other domains, including ifino.com, nbjd.com, gomaco.net, mydata.cn and kuaizu.cn.
these name servers are commonly used together with dns11.hichina.com, ns1.alidns.com and ns2.alidns.com.
dns17.hichina.com points to: 2408:4009:501::25, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns18.hichina.com points to: 2408:4009:501::26, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.