studyjob.cn - robtex.com
studyjob.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.0.183.3🇨🇳 CHINA169-Backbone221.0.0.0/15 CNC Group CHINA169 Shandong Province Network | ||||||
| NS | dns.bizcn.com ⭐ | ||||||
| NS | ns1.dns.com.cn | ||||||
| A | 240c:4082:ffff:ff01:0:d:0:34a🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 61.172.183.70🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 61.240.129.114🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route) | ||||||
| NS | ns2.dns.com.cn | ||||||
| A | 240c:4082:ffff:ff01:0:d:0:69🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 61.172.183.76🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 61.240.129.147🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route) | ||||||
| SOA | dns.bizcn.comabuse@bizcn.com serial=6 | ||||||
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 ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn 2035-12-03 #49 | ||||||
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns.bizcn.com2017-02-07 → 2026-08-01 · 3 obs
● 2017-02-07 18:46:10
● 2026-08-01 11:23:46
●NSns1.dns.com.cn2015-06-18 → 2026-08-01 · 2 obs
● 2026-08-01 11:23:46
●NSns2.dns.com.cn2015-06-18 → 2026-08-01 · 2 obs
● 2026-08-01 11:23:46
●A221.0.183.32026-03-18 → 2026-08-01 · 3 obs
● 2026-03-18 15:05:32
● 2026-08-01 11:23:46
○A221.0.183.62015-06-18 → 2017-02-07 · 4 obs
● 2017-02-07 18:46:10
○ 2026-03-18 15:05:32
○ 2026-08-01 11:23:46
🔍 DNS Trace
Analysis
IP Addresses
studyjob.cn has exactly one IP address — 221.0.183.3.
www.zgqdrc.cn and zgqdrc.cn are among other host names that share IP numbers with studyjob.cn.
Name Servers
The authoritative name servers for studyjob.cn are dns.bizcn.com, ns1.dns.com.cn and ns2.dns.com.cn — three in total.
The name servers of studyjob.cn overlap at least partially with those of other domains — among them bdgxzq.com, szgc.net, xthstj.com and two more.
These name servers commonly appear in delegations together with ns13.dns.com.cn, ns14.dns.com.cn, ns7.cnmsn.net and 4 other.
Both ns1.dns.com.cn and ns2.dns.com.cn point to three IP numbers: ns1.dns.com.cn points to 61.172.183.70, 61.240.129.114 and 240c:4082:ffff:ff01:0:d:0:34a, while ns2.dns.com.cn points to 61.172.183.76, 61.240.129.147 and 240c:4082:ffff:ff01:0:d:0:69.