topcod.com.cn - dns.ninja

`topcod.com.cn`

DNSSEC	⚠️ Not signed
A	123.59.154.172^{🇨🇳 CHINA169-BJ123.59.128.0/19 CloudVsp.Inc}
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce1.xincache.com`
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce2.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`hzmx01.mxmail.netease.com` ⭐
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
MX	`hzmx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
TXT	`v=spf1 include:spf.163.com -all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1694401604

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030744979

⚠️ On DNS blocklist: tif
WOT: UNKNOWN (60/100)
WOT: NOT_SAFE (20/100)

Subdomains

en.topcod.com.cn

Same first word

topcod.com.cn

topcod.com

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DNS History

11 records (6 active, 5 former)

●NSce1.xincache.com2026-04-05 → 2026-08-10 · 3 obs

○ 2018-01-23 13:32:16
● 2026-04-05 11:46:00
● 2026-08-10 12:46:50

●NSce2.xincache.com2026-04-05 → 2026-08-10 · 3 obs

○ 2018-01-23 13:32:16
● 2026-04-05 11:46:00
● 2026-08-10 12:46:50

○NSdns.bizcn.com2018-01-23 → 2018-01-23 · 4 obs

○ 2015-07-04 01:36:54
● 2018-01-23 13:32:16
○ 2026-04-05 11:46:00
○ 2026-08-10 12:46:50

○NSns1.dns.com.cn2018-01-23 → 2018-01-23 · 4 obs

○ 2015-07-04 01:36:54
● 2018-01-23 13:32:16
○ 2026-04-05 11:46:00
○ 2026-08-10 12:46:50

●NSns11.xincache.com2026-04-05 → 2026-08-10 · 3 obs

○ 2018-01-23 13:32:16
● 2026-04-05 11:46:00
● 2026-08-10 12:46:50

○NSns2.dns.com.cn2015-07-04 → 2018-01-23 · 4 obs

● 2015-07-04 01:36:54
● 2018-01-23 13:32:16
○ 2026-04-05 11:46:00
○ 2026-08-10 12:46:50

●MXhzmx01.mxmail.netease.com2026-04-05 → 2026-08-10 · 3 obs

○ 2018-01-23 13:32:16
● 2026-04-05 11:46:00
● 2026-08-10 12:46:50

●MXhzmx02.mxmail.netease.com2026-04-05 → 2026-08-10 · 3 obs

○ 2018-01-23 13:32:16
● 2026-04-05 11:46:00
● 2026-08-10 12:46:50

○MXmx.ym.163.com2015-07-04 → 2018-01-23 · 4 obs

● 2015-07-04 01:36:54
● 2018-01-23 13:32:16
○ 2026-04-05 11:46:00
○ 2026-08-10 12:46:50

●A123.59.154.1722026-04-05 → 2026-08-10 · 3 obs

○ 2018-01-23 13:32:16
● 2026-04-05 11:46:00
● 2026-08-10 12:46:50

○A98.126.78.1952015-07-04 → 2018-01-23 · 4 obs

● 2015-07-04 01:36:54
● 2018-01-23 13:32:16
○ 2026-04-05 11:46:00
○ 2026-08-10 12:46:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
topcod.com.cn	ce1.xincache.com, ce2.xincache.com	-

✅ Authoritative Response

Server:112.80.181.45

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topcod.com.cn (unsigned zone)

⏱️ Timing

Total: 1467ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.59.154.172`
NS	2	`ce1.xincache.com, ce2.xincache.com`
MX	2	`hzmx01.mxmail.netease.com (pri: 5), hzmx02.mxmail.netease.com (pri: 10)`
TXT	1	`v=spf1 include:spf.163.com -all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

Analysis

Hierarchy

topcod.com.cn serves as the parent of en.topcod.com.cn.

IP Addresses

topcod.com.cn directs to one IP number, which is 123.59.154.172.

Among the host names that share IP numbers with topcod.com.cn are gangbancang.cn, shibeicable.com, dong-jie.com and two others.

Name Servers

DNS for topcod.com.cn is handled by three authoritative name servers: ce1.xincache.com, ce2.xincache.com and ns11.xincache.com.

topcod.com.cn has at least partial name server overlap with other domains, such as cbl56.com, xatx.net, glotik.com and two others.

ns12.xincache.com, ns15.xincache.com and ns16.xincache.com — plus 6 other name servers — are commonly paired with these name servers.

Host names resolving to 8 IP numbers:

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

Host names resolving to 7 IP numbers:

ce1.xincache.com has IP addresses 1.12.0.4, 112.80.181.45 and 117.89.178.173, plus 4 other.

Host names resolving to 6 IP numbers:

ce2.xincache.com has IP addresses 1.12.0.1, 117.89.178.184 and 117.135.128.235, plus 3 other.

Host names pointing to 2402:4e00:1470:2::e IP addresses: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 1.12.0.4 IP addresses: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 112.80.181.45 IP addresses: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 117.89.178.173 IP addresses: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 125.94.59.210 IP addresses: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 129.211.176.209 IP addresses: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 117.135.128.235 IP addresses: ce1.xincache.com and ce2.xincache.com.

Mail Servers

The MX records for topcod.com.cn point to two mail servers: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

topcod.com.cn has the same mail server arrangement as a number of other domains, for example idea-fly.com, qizhidao.com, jjjwheel.com and two more.

topcod.com.cn has mail servers in common with other domains — for example mnnu.edu.cn and zcmim.com.

hzmx01.mxmail.netease.com resolves to 47.251.71.119 and 47.251.84.126; hzmx02.mxmail.netease.com resolves to the same two IP addresses: 47.251.71.119 and 47.251.84.126.

Host names pointing to 47.251.71.119 IP addresses: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

Host names pointing to 47.251.84.126 IP addresses: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.