atcoding.cn - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

atcoding.cn

DNSSEC⚠️ Not signed
A185.199.108.153🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24
PTRcdn-185-199-108-153.github.com
A185.199.109.153🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24
A185.199.110.153🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24
A185.199.111.153🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24
NSdns3.hichina.com ⭐
A2408:4009:501::11🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.43🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.63🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.203🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.213🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.43🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.63🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.113🇨🇳 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,
A139.224.142.123🇨🇳 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,
NSdns4.hichina.com
A2408:4009:501::12🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.44🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.54🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.204🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.214🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.44🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.54🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.114🇨🇳 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,
A139.224.142.124🇨🇳 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,
SOAdns3.hichina.comhostmaster@hichina.com 2026-08-25 #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=2035461629

Same first word

atcoding.com
atcoding.ru
atcoding.cn

Similar names

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Previous names

atcj.cn
atck.cn
atckgh.cn
atcl.cn
atclass.cn
atclaw.cn
atclondon.cn
atclound.cn
atclub.cn
atcm.cn
atcm437.cn
atcms.cn
atcn.cn
atcnc.cn
atcnj.cn
atcnvu.cn
atcoc.cn

Next names

atcolor.cn
atcom.cn
atcomix.cn
atcomm.cn
atcon.cn
atcoo.cn
atcool.cn
atcorp.cn
atcov016.cn
atcp.cn
atcpc.cn
atcppx.cn
atcq.cn
atcqshu.cn
atcr.cn
atcraftmc.cn
atcrm.cn
atcry83.cn
atcs.cn

DNS History

6 records (6 active, 0 former)

NSdns3.hichina.comdns4.hichina.comA185.199.108.153185.199.109.153185.199.110.153185.199.111.153
●NSdns3.hichina.com2026-09-25 → 2026-10-21 · 2 obs
● 2026-09-25 05:48:20
● 2026-10-21 00:10:44
●NSdns4.hichina.com2026-09-25 → 2026-10-21 · 2 obs
● 2026-09-25 05:48:20
● 2026-10-21 00:10:44
●A185.199.108.1532026-09-25 → 2026-10-21 · 4 obs
● 2026-09-25 05:48:20
○ 2026-09-30 07:15:32
● 2026-10-05 02:28:48
● 2026-10-21 00:10:44
●A185.199.109.1532026-09-25 → 2026-10-21 · 4 obs
● 2026-09-25 05:48:20
○ 2026-09-30 07:15:32
● 2026-10-05 02:28:48
● 2026-10-21 00:10:44
●A185.199.110.1532026-09-25 → 2026-10-21 · 4 obs
● 2026-09-25 05:48:20
○ 2026-09-30 07:15:32
● 2026-10-05 02:28:48
● 2026-10-21 00:10:44
●A185.199.111.1532026-09-25 → 2026-10-21 · 4 obs
● 2026-09-25 05:48:20
○ 2026-09-30 07:15:32
● 2026-10-05 02:28:48
● 2026-10-21 00:10:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...11 records
atcoding.cndns3.hichina.com, dns4.hichina.com-

✅ Authoritative Response

Server:39.96.153.44

NS records: dns3.hichina.com, dns4.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for atcoding.cn (unsigned zone)

⏱️ Timing

Total: 2021ms | Queries: -

📄 Records

TypeCountSample Data
A4185.199.108.153, 185.199.109.153...
NS2dns4.hichina.com, dns3.hichina.com
SOA1dns3.hichina.com hostmaster.hichina.com

📌 Glue Records Collected

Total: 11

In-bailiwick: 10 (a.dns.cn, a.dns.cn, b.dns.cn...)

Out-of-bailiwick: 1 (ns.cernet.net)

Analysis

IP Addresses

atcoding.cn has four IP addresses: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

Additional host names — wangchenggroup.com, graphrag.com, theclaritygrowthlab.com and two others — share IP numbers with atcoding.cn.

Name Servers

atcoding.cn has two authoritative name servers — dns3.hichina.com and dns4.hichina.com.

atcoding.cn shares its name server setup with other domains, including zkl1.shop, sxdzic.cn, trimenzo.com and two others.

atcoding.cn partially shares its NS delegation with several other domains, including zhaoy.net, vault.com.cn, zenmehui.com and two others.

The name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com are often found in use alongside these name servers.

Host names with 9 IP numbers:

dns3.hichina.com points to 39.96.153.43, 39.96.153.63, 47.118.199.203 and 6 other IP addresses.

dns4.hichina.com points to 39.96.153.44, 39.96.153.54, 47.118.199.204 and 6 other IP addresses.