openskill.cn - dns.ninja

openskill.cn

DNSSEC⚠️ Not signed
A175.24.86.253🇨🇳 TENCENT-NET-AP175.24.64.0/18
NSdns9.hichina.com ⭐
A2408:4009:501::17🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17
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,
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,
NSdns10.hichina.com
A2408:4009:501::18🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17
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,
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,
MXmxn.mxhichina.com ⭐
A47.246.136.231🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud
PTRcz-clare.com
PTRreachsmartdwell.com
PTRwevolt.tech
A47.246.137.47🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud
MXmxw.mxhichina.com(10)
A47.246.99.195🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object
PTRreachsmartdwell.com
TXTv=spf1 include:spf.mxhichina.com ~all
SOAdns9.hichina.comhostmaster@hichina.com 2026-01-12 #9

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 serial=2035005337

Same first word

openskill.cn
openskill.co.jp

Similar names

nielsklop.com
skillopen.com
splinelok.com
poleslink.com

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSdns10.hichina.comdns9.hichina.comMXmxn.mxhichina.commxw.mxhichina.comA175.24.86.253118.212.143.6118.212.147.71118.212.150.51222.140.155.25247.90.63.209
●NSdns10.hichina.com2015-08-22 → 2026-07-06 · 2 obs
● 2015-08-22 02:54:14
● 2026-07-06 05:11:56
●NSdns9.hichina.com2015-08-22 → 2026-07-06 · 2 obs
● 2015-08-22 02:54:14
● 2026-07-06 05:11:56
●MXmxn.mxhichina.com2015-08-22 → 2026-07-06 · 2 obs
● 2015-08-22 02:54:14
● 2026-07-06 05:11:56
●MXmxw.mxhichina.com2015-08-22 → 2026-07-06 · 2 obs
● 2015-08-22 02:54:14
● 2026-07-06 05:11:56
○A118.212.143.62015-08-22 → 2015-08-22 · 3 obs
● 2015-08-22 02:54:14
○ 2016-01-25 14:34:44
○ 2026-07-06 05:11:56
○A118.212.147.712016-04-27 → 2016-04-27 · 4 obs
○ 2016-01-25 14:34:44
● 2016-04-27 15:34:44
○ 2017-03-14 19:29:18
○ 2026-07-06 05:11:56
○A118.212.150.512016-01-25 → 2016-01-25 · 4 obs
○ 2015-08-22 02:54:14
● 2016-01-25 14:34:44
○ 2016-04-27 15:34:44
○ 2026-07-06 05:11:56
●A175.24.86.2532026-06-10 → 2026-07-06 · 3 obs
○ 2020-01-28 08:24:44
● 2026-06-10 15:42:02
● 2026-07-06 05:11:56
○A222.140.155.2522017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-27 15:34:44
● 2017-03-14 19:29:18
○ 2020-01-28 08:24:44
○ 2026-07-06 05:11:56
○A47.90.63.2092020-01-28 → 2020-01-28 · 4 obs
○ 2017-03-14 19:29:18
● 2020-01-28 08:24:44
○ 2026-06-10 15:42:02
○ 2026-07-06 05:11:56

🔍 DNS Trace

Analysis

IP Addresses

openskill.cn points to a single IP number: 175.24.86.253.

Name Servers

openskill.cn is served by two delegated name servers, dns10.hichina.com and dns9.hichina.com.

openskill.cn shares its name server setup with other domains, including sizo.cn, vpfly.com, slradio.cn and two others.

There is at least partial name server overlap between openskill.cn and other domains — chinatea365.com, 97gg.com.cn, efafc.cn and two more among them.

These name servers regularly appear alongside expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and 3 other name servers in NS record sets.

Host names with 9 IP numbers:

dns10.hichina.com carries IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, with 6 other addresses beyond those.

dns9.hichina.com carries IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, with 6 other addresses beyond those.

Mail Servers

openskill.cn has two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

openskill.cn shares the same mail server setup as other domains, including uj.cn, youdashidai.com, centrix-led.com and two others.

openskill.cn and a number of other domains — gdhcfs.com, binapart.com, xpw1688.com and schoolscloud.cn among them — share at least some of the same mail servers.

Host names with two IP numbers:

mxn.mxhichina.com maps to two IP addresses — 47.246.136.231 and 47.246.137.47.

Host names pointing to a single IP address:

mxw.mxhichina.com points to the IP address 47.246.99.195.