`polystarchina.com`

DNSSEC	⚠️ Not signed
A	127.0.0.1
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	`ns12.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	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
MX	`mx-cloudv-cn.icoremail.net` ⭐
		A	152.32.185.215^{🇭🇰 UCLOUD-1152.32.185.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
			PTR	`ucloud-cmmxproxy.icoremail.net`
		A	152.32.234.63^{🇺🇸 UCLOUD-1152.32.234.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
			PTR	`ucloud-cmmxproxy.icoremail.net`
MX	`cloudv-cn.icoremail.net`⁽¹⁰⁾
		A	101.71.145.46^{🇨🇳 CHINA169-Backbone101.71.0.0/16 route of Chinaunicom}
TXT	`v=spf1 include:spf.icoremail.net -all`
SOA	`ns11.xincache.com`enterprise1dnsadmin@dnspod.com serial=1589354132

`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=1774407527

Subdomains

mail.polystarchina.com

Same first word

polystarchina.com

DNS History

8 records (5 active, 3 former)

○NS(root)2015-11-18 → 2015-11-18 · 4 obs

○ 2015-07-21 18:38:12
● 2015-11-18 08:35:10
○ 2016-02-13 00:34:44
○ 2026-03-25 03:18:30

○NSf1g1ns1.dnspod.net2015-07-21 → 2018-06-22 · 6 obs

● 2015-07-21 18:38:12
○ 2015-11-18 08:35:10
● 2016-02-13 00:34:44
● 2018-06-22 19:37:52
○ 2026-03-13 19:20:20
○ 2026-03-25 03:18:30

○NSf1g1ns2.dnspod.net2015-07-21 → 2016-12-17 · 6 obs

● 2015-07-21 18:38:12
○ 2015-11-18 08:35:10
● 2016-02-13 00:34:44
● 2016-12-17 03:33:16
○ 2026-03-13 19:20:20
○ 2026-03-25 03:18:30

●NSns11.xincache.com2026-03-13 → 2026-03-25 · 3 obs

○ 2018-06-22 19:37:52
● 2026-03-13 19:20:20
● 2026-03-25 03:18:30

●NSns12.xincache.com2026-03-13 → 2026-03-25 · 3 obs

○ 2018-06-22 19:37:52
● 2026-03-13 19:20:20
● 2026-03-25 03:18:30

●MXcloudv-cn.icoremail.net2015-07-21 → 2026-03-25 · 2 obs

● 2015-07-21 18:38:12
● 2026-03-25 03:18:30

●MXmx-cloudv-cn.icoremail.net2018-06-22 → 2026-03-25 · 3 obs

○ 2015-07-21 18:38:12
● 2018-06-22 19:37:52
● 2026-03-25 03:18:30

●A127.0.0.12026-03-13 → 2026-03-25 · 2 obs

● 2026-03-13 19:20:20
● 2026-03-25 03:18:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
polystarchina.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polystarchina.com (unsigned zone)

⏱️ Timing

Total: 284ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`127.0.0.1`
NS	2	`ns12.xincache.com, ns11.xincache.com`
MX	2	`mx-cloudv-cn.icoremail.net (pri: 5), cloudv-cn.icoremail.net (pri: 10)`
TXT	1	`v=spf1 include:spf.icoremail.net -all`
SOA	1	`ns11.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)

Analysis

Hierarchy

The parent of mail.polystarchina.com is polystarchina.com.

IP Addresses

polystarchina.com points to a single IP address: 127.0.0.1.

Other host names such as cdn-ej8s8wls.cn.cloudcdnv1.cn, apac-1.jumio.ai, anytimecart.com, ego-psychologia.com and ttzonin.net share IPs with polystarchina.com.

Name Servers

Two name servers ns11.xincache.com and ns12.xincache.com handle the delegation for polystarchina.com.

polystarchina.com shares the same name server setup as other domains, for example sinotn.com, zmap.org.cn, cnnid.net, lbd-tec.com and aqifood.cn.

polystarchina.com at least partially shares name servers with other domains, for example aidepu.cc, wenhuapaper.com, uml.net.cn, ad778.com and xunyounet.com.