prsj.cn - robtex.com

prsj.cn

DNSSEC⚠️ Not signed
A121.40.181.197🇨🇳 Alibaba-Cloud121.40.0.0/15
NSns11.xincache.com ⭐
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns12.xincache.com
A2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35
A1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.176🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.111🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20
A163.177.5.23🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
MXmx1.larksuite.com ⭐
A18.139.153.173🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix
PTRec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com
MXmx2.larksuite.com(5)
A18.139.153.173🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix
PTRec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com
MXmx3.larksuite.com(10)
A18.139.153.173🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix
PTRec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com
A101.126.58.223🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
A122.14.230.154🇨🇳 CHINAMOBILE-CN122.14.224.0/20
TXTverification-code-site-App_lark=vXVRcRYwQyV4RPchd55X
TXTv=spf1 +include:spf.onlarksuite.com -all
TXTv=spf1 +include:_netblocks.m.feishu.cn -all
SOAns11.xincache.comns12@xincache.com serial=1781080929

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn 2035-08-16 #2

Same first word

prsj.or.jp
prsj.cn

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DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSns11.xincache.comns12.xincache.comdns27.hichina.comdns28.hichina.comns1.prsj.cnMXmx1.larksuite.commx2.larksuite.commx3.larksuite.commxbiz1.qq.commxbiz2.qq.comA121.40.181.197139.159.33.148
○NSdns27.hichina.com2026-04-09 → 2026-04-16 · 5 obs
○ 2017-05-12 19:22:22
● 2026-04-09 17:07:36
● 2026-04-16 20:13:18
○ 2026-04-26 08:25:40
○ 2026-07-24 00:43:38
○NSdns28.hichina.com2026-04-09 → 2026-04-16 · 5 obs
○ 2017-05-12 19:22:22
● 2026-04-09 17:07:36
● 2026-04-16 20:13:18
○ 2026-04-26 08:25:40
○ 2026-07-24 00:43:38
○NSns1.prsj.cn2015-08-25 → 2017-05-12 · 4 obs
● 2015-08-25 16:12:10
● 2017-05-12 19:22:22
○ 2026-04-09 17:07:36
○ 2026-07-24 00:43:38
●NSns11.xincache.com2026-04-26 → 2026-07-24 · 3 obs
○ 2026-04-16 20:13:18
● 2026-04-26 08:25:40
● 2026-07-24 00:43:38
●NSns12.xincache.com2026-04-26 → 2026-07-24 · 3 obs
○ 2026-04-16 20:13:18
● 2026-04-26 08:25:40
● 2026-07-24 00:43:38
●MXmx1.larksuite.com2026-06-15 → 2026-07-24 · 3 obs
○ 2026-04-26 08:25:40
● 2026-06-15 03:13:40
● 2026-07-24 00:43:38
●MXmx2.larksuite.com2026-06-15 → 2026-07-24 · 3 obs
○ 2026-04-26 08:25:40
● 2026-06-15 03:13:40
● 2026-07-24 00:43:38
●MXmx3.larksuite.com2026-06-15 → 2026-07-24 · 3 obs
○ 2026-04-26 08:25:40
● 2026-06-15 03:13:40
● 2026-07-24 00:43:38
○MXmxbiz1.qq.com2026-04-09 → 2026-04-16 · 4 obs
● 2026-04-09 17:07:36
● 2026-04-16 20:13:18
○ 2026-04-26 08:25:40
○ 2026-07-24 00:43:38
○MXmxbiz2.qq.com2026-04-09 → 2026-04-16 · 4 obs
● 2026-04-09 17:07:36
● 2026-04-16 20:13:18
○ 2026-04-26 08:25:40
○ 2026-07-24 00:43:38
●A121.40.181.1972026-04-09 → 2026-07-24 · 3 obs
○ 2017-05-12 19:22:22
● 2026-04-09 17:07:36
● 2026-07-24 00:43:38
○A139.159.33.1482015-08-25 → 2017-05-12 · 4 obs
● 2015-08-25 16:12:10
● 2017-05-12 19:22:22
○ 2026-04-09 17:07:36
○ 2026-07-24 00:43:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, e.dns.cn, d.dns.cn, c.dns.cn...-
prsj.cnns11.xincache.com, ns12.xincache.com-

✅ Authoritative Response

Server:36.155.149.176

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prsj.cn (unsigned zone)

⏱️ Timing

Total: 2311ms | Queries: -

📄 Records

TypeCountSample Data
A1121.40.181.197
NS2ns11.xincache.com, ns12.xincache.com
MX3mx1.larksuite.com (pri: 1), mx2.larksuite.com (pri: 5)...
TXT3v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_lark=vXVRcRYw...
SOA1ns11.xincache.com ns12.xincache.com

Analysis

IP Addresses

prsj.cn points to a single IP number: 121.40.181.197.

Additional host names — pr-design.cn, fenshukeji.cn, hksbearing.com and two others — share IP numbers with prsj.cn.

Name Servers

prsj.cn is delegated to two name servers: ns11.xincache.com and ns12.xincache.com.

prsj.cn shares its name server setup with other domains, including simgui.com, rtsports.cn, hljlida.com and two others.

At least some of prsj.cn's name servers are shared with other domains, for example auc11.com, gareter.com, shanghaikeheng.com and two more.

These name servers tend to co-occur with ns19.xincache.com, ns20.xincache.com, ns15.xincache.com and 7 other name servers in the same DNS delegations.

Host names with 8 IP numbers:

ns11.xincache.com resolves to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.

Host names with 7 IP numbers:

ns12.xincache.com resolves to 1.12.0.1, 36.155.149.176, 112.80.181.111 and 4 other IP addresses.

Mail Servers

The MX records for prsj.cn list three mail servers: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.

prsj.cn shares mail servers — at least in part — with other domains, including alifa.vn, tokenbuy.ai, oneneonsign.com and two others.

Host names with three IP numbers:

mx3.larksuite.com points to 18.139.153.173, 101.126.58.223 and 122.14.230.154.

Host names pointing to a single IP address:

mx1.larksuite.com points to 18.139.153.173.

mx2.larksuite.com points to 18.139.153.173.

mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com are host names that all point to 18.139.153.173.