risn.ac.cn - robtex.com

risn.ac.cn

DNSSEC⚠️ Not signed
A219.142.101.128🇨🇳 CHINANET-BJ-METRO219.142.0.0/17 BJTELECOM
PTR128.101.142.219.broad.bj.bj.dynamic.163data.com.cn
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
SOAns11.xincache.comns12@xincache.com serial=1764742007

ac.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2027271458
WOT: SAFE (94/100)

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risn.ac.cn

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DNS History

3 records (3 active, 0 former)

NSns11.xincache.comns12.xincache.comA219.142.101.128
●NSns11.xincache.com2026-05-03 → 2026-07-12 · 2 obs
● 2026-05-03 16:09:30
● 2026-07-12 03:30:50
●NSns12.xincache.com2026-05-03 → 2026-07-12 · 2 obs
● 2026-05-03 16:09:30
● 2026-07-12 03:30:50
●A219.142.101.1282026-05-03 → 2026-07-12 · 5 obs
● 2026-05-03 16:09:30
● 2026-06-13 16:29:28
○ 2026-06-14 16:01:00
● 2026-06-23 07:52:22
● 2026-07-12 03:30:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
risn.ac.cnns11.xincache.com, ns12.xincache.com-

✅ Authoritative Response

Server:125.94.59.210

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for risn.ac.cn (unsigned zone)

⏱️ Timing

Total: 1365ms | Queries: -

📄 Records

TypeCountSample Data
A1219.142.101.128
NS2ns12.xincache.com, ns11.xincache.com
SOA1ns11.xincache.com ns12.xincache.com

Analysis

IP Addresses

risn.ac.cn resolves to just one IP address, 219.142.101.128.

There are other host names — windowlabel.cn among them — that share IP numbers with risn.ac.cn.

Name Servers

DNS delegation for risn.ac.cn points to two name servers: ns11.xincache.com and ns12.xincache.com.

risn.ac.cn shares its NS records with other domains, for example xjyyjx.com, henanart.com, elcometer.cn and two others.

risn.ac.cn partially shares its NS delegation with several other domains, including anode.cc, camyu.net, njjrc.com and two others.

In DNS configurations, these name servers often share authority with ns19.xincache.com, ns20.xincache.com, ns17.xincache.com and 7 other name servers.

DNS names with 8 IP addresses:

ns11.xincache.com has IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, plus 5 other.

DNS names with 7 IP addresses:

ns12.xincache.com has IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, plus 4 other.