`polystar-china.com`

DNSSEC	⚠️ Not signed
A	210.16.190.125^{🇨🇳 SHANGHAITELECOM210.16.190.0/23 Chinanet Shanghai(ABT)}
NS	`a.ezdnscenter.com` ⭐
		A	218.98.111.140^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`b.ezdnscenter.com`
		A	183.253.57.210^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.58^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
MX	`qiye163mx01.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	`qiye163mx02.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	`MS=55A32CFE315B8D834A452E0C64FABA2E86B05AF9`
TXT	`v=spf1 include:spf.163.com -all`
SOA	`a.ezdnscenter.com`dnsadmin@ezdnscenter.com serial=1751342709

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776014337

Subdomains

www.polystar-china.com

DNS History

12 records (5 active, 7 former)

●NSa.ezdnscenter.com2026-04-12 → 2026-04-12 · 3 obs

○ 2018-01-02 18:23:52
● 2026-04-12 17:19:20
● 2026-04-12 17:19:24

●NSb.ezdnscenter.com2026-04-12 → 2026-04-12 · 3 obs

○ 2018-01-02 18:23:52
● 2026-04-12 17:19:20
● 2026-04-12 17:19:24

○NSns10.cdncenter.com2015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

○NSns11.cdncenter.com2015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

○NSns12.cdncenter.com2015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

○NSns7.cdncenter.com2015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

○NSns8.cdncenter.com2015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

○NSns9.cdncenter.com2015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

●MXqiye163mx01.mxmail.netease.com2015-06-11 → 2026-04-12 · 2 obs

● 2015-06-11 14:24:30
● 2026-04-12 17:19:24

●MXqiye163mx02.mxmail.netease.com2015-06-11 → 2026-04-12 · 2 obs

● 2015-06-11 14:24:30
● 2026-04-12 17:19:24

○A114.80.208.2342015-06-11 → 2018-01-02 · 4 obs

● 2015-06-11 14:24:30
● 2018-01-02 18:23:52
○ 2026-04-12 17:19:20
○ 2026-04-12 17:19:24

●A210.16.190.1252026-04-12 → 2026-04-12 · 3 obs

○ 2018-01-02 18:23:52
● 2026-04-12 17:19:20
● 2026-04-12 17:19:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
polystar-china.com	a.ezdnscenter.com, b.ezdnscenter.com	3 records

✅ Authoritative Response

Server:183.253.57.210

NS records: a.ezdnscenter.com, b.ezdnscenter.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polystar-china.com (unsigned zone)

⏱️ Timing

Total: 557ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.16.190.125`
NS	2	`a.ezdnscenter.com, b.ezdnscenter.com`
MX	2	`qiye163mx02.mxmail.netease.com (pri: 10), qiye163mx01.mxmail.netease.com (pri: 5)`
TXT	2	`MS=55A32CFE315B8D834A452E0C64FABA2E86B05, v=spf1 include:spf.163.com -all`
SOA	1	`a.ezdnscenter.com dnsadmin.ezdnscenter.c`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (a.ezdnscenter.com, b.ezdnscenter.com, b.ezdnscenter.com)

Analysis

Hierarchy

polystar-china.com is a parent of www.polystar-china.com.

IP Addresses

polystar-china.com points to a single IP number: 210.16.190.125.

Other host names, for instance shnidcom.w94.cndns5.com, unbpo.net, ybh3274711.w94.cndns5.com, shyipai.com and dashengrb.w94.cndns5.com share IP numbers with polystar-china.com.

Name Servers

Delegation for polystar-china.com rests with two name servers, a.ezdnscenter.com and b.ezdnscenter.com.

polystar-china.com shares the same name server setup as other domains, including wm-3d.com.cn, zhimaquan.com, baoyetc.com, 120quan.com and wuasc.com.

Host names with two IP numbers:

b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.

Host names with one IP number:

a.ezdnscenter.com points to 218.98.111.140.

Mail Servers

polystar-china.com is handled by two mail servers: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

polystar-china.com uses the same mail server configuration as other domains, such as leadopto.com, diyuauto.com, weiruioufilter.com, cjm.com.cn and sgr.com.cn.

polystar-china.com shares mail servers with other domains, at least partially, for instance clval.cn and bcyz.cn.

Host names with two IP numbers:

qiye163mx01.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.

qiye163mx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.

Host names pointing to 47.251.71.119: qiye163mx01.mxmail.netease.com, qiye163mx02.mxmail.netease.com.

Host names pointing to 47.251.84.126: qiye163mx01.mxmail.netease.com, qiye163mx02.mxmail.netease.com.

polystar-china.com - robtex.com