CF1760009153081-tsm20251009080619

IPLIST.NET - precourse.cn

Search for IP or hostnames:

precourse.cn checked at 2025-10-09T11:25:53.002Z 5081ms 90/90/90 100% R:17

precourse.cn

MXmxbiz1.qq.com
A103.86.78.2🇭🇰 HGC
A103.86.78.3🇭🇰 HGC
MXmxbiz2.qq.com
A43.154.252.16🇭🇰 Tencent Global
A43.154.252.202🇭🇰 Tencent Global
NSns1.dns.com.cn
A240c:4082:ffff:ff01:0:d:0:34a 🇨🇳 Baidu Netcom Science and Technology Co., Ltd.
A61.240.129.147🇨🇳 China Unicom
A180.163.194.215🇨🇳 CHINANET-SH-AP
NSns2.dns.com.cn
A240c:4082:ffff:ff01:0:d:0:69 🇨🇳 Baidu Netcom Science and Technology Co., Ltd.
A61.240.129.147🇨🇳 China Unicom
A180.163.194.139🇨🇳 CHINANET-SH-AP
A121.43.156.162🇨🇳 Alibaba (China)

cn

NSa.dns.cn
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net

Starts with same word

Starts similarily

AI analysis

precourse.cn resolves to one IP number: 121.43.156.162.

precourse.cn's delegation uses two name servers: ns1.dns.com.cn and ns2.dns.com.cn.

precourse.cn uses the same name server setup as other domains, such as 3sjob.com, fjiu.net, td-sf.com, gxtcjx.com and bjzkhs.com.

Host names with three IPs:

ns1.dns.com.cn points to 240c:4082:ffff:ff01:0:d:0:34a, 61.240.129.147 and 180.163.194.215.

ns2.dns.com.cn points to 240c:4082:ffff:ff01:0:d:0:69, 61.240.129.147 and 180.163.194.139.

Host names pointing to 61.240.129.147: ns1.dns.com.cn and ns2.dns.com.cn.

precourse.cn is served by two mail servers mxbiz1.qq.com and mxbiz2.qq.com.

precourse.cn shares the same mail server setup as other domains, for instance szlightlink.com, midoci.com, jimei.cn, kubt.cn and sz-xtjc.com.

precourse.cn shares at least some mail servers with other domains, for example xmipi.com, wendaosoft.com, cnretec.com, tiktoppp.com and gdmei.com.

Host names with two IPs:

mxbiz1.qq.com points to 103.86.78.2 and 103.86.78.3

mxbiz2.qq.com points to 43.154.252.16 and 43.154.252.202

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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tpmBQfn CF johedugfp 2025-10-09