workstudy.com.cn - robtex.com
workstudy.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.227.173.121🇲🇾 AS398478156.227.160.0/20 Fastmos Co Limited | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1761146980 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030542313 | ||||||
Same first word
workstudy.com.cn |
Similar names
DNS History
9 records (3 active, 6 former)
○NSdns17.hichina.com2015-07-26 → 2016-07-06 · 4 obs
● 2016-07-06 12:27:06
○ 2017-03-29 19:11:02
○ 2026-04-30 01:09:22
○NSdns18.hichina.com2015-07-26 → 2016-07-06 · 4 obs
● 2016-07-06 12:27:06
○ 2017-03-29 19:11:02
○ 2026-04-30 01:09:22
●NSns1.nowcndns.com2026-03-07 → 2026-04-30 · 3 obs
● 2026-03-07 07:20:04
● 2026-04-30 01:09:22
●NSns2.nowcndns.com2026-03-07 → 2026-04-30 · 3 obs
● 2026-03-07 07:20:04
● 2026-04-30 01:09:22
○NSv1s1.xundns.com2017-03-29 → 2017-03-29 · 4 obs
● 2017-03-29 19:11:02
○ 2026-03-07 07:20:04
○ 2026-04-30 01:09:22
○NSv1s2.xundns.com2017-03-29 → 2017-03-29 · 4 obs
● 2017-03-29 19:11:02
○ 2026-03-07 07:20:04
○ 2026-04-30 01:09:22
○A148.163.49.252017-03-29 → 2017-03-29 · 4 obs
● 2017-03-29 19:11:02
○ 2026-03-07 07:20:04
○ 2026-04-30 01:09:22
●A156.227.173.1212026-03-07 → 2026-04-30 · 3 obs
● 2026-03-07 07:20:04
● 2026-04-30 01:09:22
○A223.7.14.442015-07-26 → 2016-07-06 · 4 obs
● 2016-07-06 12:27:06
○ 2017-03-29 19:11:02
○ 2026-04-30 01:09:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| workstudy.com.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:218.98.111.129
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workstudy.com.cn (unsigned zone)
⏱️ Timing
Total: 2353ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.227.173.121 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
workstudy.com.cn points to an IP address: 156.227.173.121.
other host names, for instance 0427job.cn, govsn.cn, compuware.com.cn and gtbfb.cn share IP numbers with workstudy.com.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com handle the delegation for workstudy.com.cn.
workstudy.com.cn shares the same name server setup as other domains, for instance openel.cn, gevas.cn, ppkids.com.cn, phfie.cn and 5eod59.cn.
Host names with three IP numbers:
ns1.nowcndns.com points to: 1.193.216.204, 218.98.111.129 and 218.98.111.138.
ns2.nowcndns.com points to: 61.158.128.11, 183.253.57.202 and 211.99.99.38.