ducool.cn - robtex.com

ducool.cn

DNSSEC⚠️ Not signed
A60.205.21.149🇨🇳 Alibaba-Cloud60.205.0.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
NSdns13.hichina.com
A2408:4009:501::21🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-42.defastlink.net
A39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-52.defastlink.net
A47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-202.defastlink.net
A47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-212.defastlink.net
A120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-42.defastlink.net
A120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-52.defastlink.net
A139.224.142.112🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
PTRip-139-224-142-112.defastlink.net
A139.224.142.122🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
PTRip-139-224-142-122.defastlink.net
NSdns14.hichina.com
A2408:4009:501::22🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-41.defastlink.net
A39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
PTRip-39-96-153-51.defastlink.net
A47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-201.defastlink.net
A47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
PTRip-47-118-199-211.defastlink.net
A120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-41.defastlink.net
A120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17
PTRip-120-76-107-51.defastlink.net
A139.224.142.111🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
PTRip-139-224-142-111.defastlink.net
A139.224.142.121🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,
PTRip-139-224-142-121.defastlink.net
MXmxbiz1.qq.com
A203.205.147.218🇭🇰 TENCENT-NET-AP-CN203.205.147.0/24 Proxy-registered route object
A203.205.232.191🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object
MXmxbiz2.qq.com(10)
A203.205.232.191🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object
SOAdns13.hichina.comhostmaster@hichina.com 2026-01-12 #9

cn

DNSSEC⚠️ Not signed
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 serial=2034546407

Same first word

Similar names

🔍 DNS Trace

Analysis

IP Addresses

ducool.cn resolves to one IP number: 60.205.21.149.

Name Servers

ducool.cn's delegation uses two name servers: dns13.hichina.com and dns14.hichina.com.

ducool.cn uses the same name server setup as other domains, such as lonwinchem.com, leafgarden.com, actintl.com.cn, nbfriendtools.com and lemiti.com.

ducool.cn at least partially shares name servers with other domains, for example lgui.cn.

Host names with nine IP numbers: The host name dns13.hichina.com points to 2408:4009:501::21, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122. The host name dns14.hichina.com points to 2408:4009:501::22, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

Mail Servers

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

ducool.cn shares the same mail server setup as other domains, for instance jxstreams.com, cavacn.com, hbzytb.com, stastr.com and genchy.com.

ducool.cn shares some mail servers with other domains, at least in part; for example houchengcai.com and custombobbleservice.com.

Host names with two IP numbers:

mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.

Host names with one IP number:

mxbiz2.qq.com points to 203.205.232.191.

Host names that point to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.