studystack.cn - robtex.com
studystack.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns13.hichina.com ⭐ | ||||||
| A | 2408:4009:501::21🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 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 | 139.224.142.122🇨🇳 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 | dns14.hichina.com | ||||||
| A | 2408:4009:501::22🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 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 | 139.224.142.121🇨🇳 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 | dns13.hichina.comhostmaster@hichina.com 2026-08-26 #17 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035255969 | ||||||
Same first word
studystack.co.uk |
studystack.app |
studystack.cn |
studystack.fun |
studystack.click |
studystack.dev |
studystack.com |
studystack.uk |
Similar names
Previous names
Next names
DNS History
7 records (2 active, 5 former)
●NSdns13.hichina.com2026-07-26 → 2026-09-01 · 3 obs
○ 2026-03-01 06:46:12
● 2026-07-26 05:37:12
● 2026-09-01 00:36:50
● 2026-07-26 05:37:12
● 2026-09-01 00:36:50
●NSdns14.hichina.com2026-07-26 → 2026-09-01 · 3 obs
○ 2026-03-01 06:46:12
● 2026-07-26 05:37:12
● 2026-09-01 00:36:50
● 2026-07-26 05:37:12
● 2026-09-01 00:36:50
○NSns1.22.cn2016-09-24 → 2017-05-24 · 4 obs
● 2016-09-24 03:25:38
● 2017-05-24 21:38:54
○ 2026-03-01 06:46:12
○ 2026-09-01 00:36:50
● 2017-05-24 21:38:54
○ 2026-03-01 06:46:12
○ 2026-09-01 00:36:50
○NSns2.22.cn2016-09-24 → 2016-09-24 · 3 obs
● 2016-09-24 03:25:38
○ 2017-05-24 21:38:54
○ 2026-09-01 00:36:50
○ 2017-05-24 21:38:54
○ 2026-09-01 00:36:50
○NSns3.22.cn2016-09-24 → 2016-09-24 · 3 obs
● 2016-09-24 03:25:38
○ 2017-05-24 21:38:54
○ 2026-09-01 00:36:50
○ 2017-05-24 21:38:54
○ 2026-09-01 00:36:50
○NSns4.22.cn2016-09-24 → 2016-09-24 · 3 obs
● 2016-09-24 03:25:38
○ 2017-05-24 21:38:54
○ 2026-09-01 00:36:50
○ 2017-05-24 21:38:54
○ 2026-09-01 00:36:50
○A150.242.126.342016-09-24 → 2017-05-24 · 4 obs
● 2016-09-24 03:25:38
● 2017-05-24 21:38:54
○ 2026-03-01 06:46:12
○ 2026-09-01 00:36:50
● 2017-05-24 21:38:54
○ 2026-03-01 06:46:12
○ 2026-09-01 00:36:50
🔍 DNS Trace
Analysis
Name Servers
studystack.cn has two authoritative name servers — dns13.hichina.com and dns14.hichina.com.
studystack.cn uses the same name servers as several other domains — among them mailkj.com, jslehan.com, lanlvtong.cn and two more.
The name servers of studystack.cn overlap at least partially with those of other domains — among them sharpen.cn, 019.co, 51start.com and two more.
These name servers commonly appear alongside the name servers expirens3.hichina.com and expirens4.hichina.com.
Hostnames that resolve to 9 IP addresses:
dns13.hichina.com points to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.
dns14.hichina.com points to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.