`mxsys.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.chinanetsun.com` ⭐
		A	240e:96c:200:2e03::7^{🇨🇳 SHANGHAITELECOM240e:96c::/32 Chinanet Shanghai}
		A	180.235.66.112^{🇨🇳 SHANGHAITELECOM180.235.64.0/22 Chinanet Shanghai}
NS	`ns2.chinanetsun.com`
		A	240e:96c:200:2e03::70^{🇨🇳 SHANGHAITELECOM240e:96c::/32 Chinanet Shanghai}
		A	222.73.8.7^{🇨🇳 SHANGHAITELECOM222.73.8.0/21 SHIDC}
MX	`mx4.chinanetsun.com` ⭐
		A	180.235.66.99^{🇨🇳 SHANGHAITELECOM180.235.64.0/22 Chinanet Shanghai}
			PTR	`m99.chinanetsun.com`
MX	`mx4a.chinanetsun.com`⁽²⁰⁾
		A	162.14.140.149^{🇨🇳 TENCENT-NET-AP162.14.128.0/20}
TXT	`v=spf1 include:spf.chinanetsun.com -all`
SOA	`ns1.chinanetsun.com`task@netsun.com 2018-08-07 #5

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035083685

Same first word

mxsys.de

mxsys.cn

Similar names

sysmx.com.mx

smsxy.cn

mssxy.com

yxssm.com

ssmyx.com

xmsys.net

syxsm.com

xysms.com

xsmsy.com

ssyxm.com

xmsys.cn

sysmx.com.cn

xssym.com

xmssy.com

xyssm.cn

xsysm.cn

xmsys.com

yxsms.com

DNS History

8 records (4 active, 4 former)

●NSns1.chinanetsun.com2020-02-05 → 2026-07-24 · 3 obs

○ 2017-03-19 19:17:24
● 2020-02-05 18:01:50
● 2026-07-24 11:50:02

●NSns2.chinanetsun.com2020-02-05 → 2026-07-24 · 3 obs

○ 2017-03-19 19:17:24
● 2020-02-05 18:01:50
● 2026-07-24 11:50:02

○NSns4.dnsdun.com2017-03-19 → 2017-03-19 · 3 obs

● 2017-03-19 19:17:24
○ 2020-02-05 18:01:50
○ 2026-07-24 11:50:02

○NSns5.dnsdun.net2017-03-19 → 2017-03-19 · 3 obs

● 2017-03-19 19:17:24
○ 2020-02-05 18:01:50
○ 2026-07-24 11:50:02

●MXmx4.chinanetsun.com2020-02-05 → 2026-07-24 · 2 obs

● 2020-02-05 18:01:50
● 2026-07-24 11:50:02

●MXmx4a.chinanetsun.com2020-02-05 → 2026-07-24 · 2 obs

● 2020-02-05 18:01:50
● 2026-07-24 11:50:02

○A172.247.174.2462017-03-19 → 2017-03-19 · 4 obs

○ 2016-07-08 15:48:08
● 2017-03-19 19:17:24
○ 2020-02-05 18:01:50
○ 2026-07-24 11:50:02

○A47.89.39.982016-07-08 → 2016-07-08 · 3 obs

● 2016-07-08 15:48:08
○ 2017-03-19 19:17:24
○ 2026-07-24 11:50:02

🔍 DNS Trace

Analysis

Name Servers

mxsys.cn uses two name servers for its delegation: ns1.chinanetsun.com and ns2.chinanetsun.com.

The name server configuration of mxsys.cn is shared with other domains, for instance lichenggroup.com, honglide.com, hualuchem.com and two others.

mxsys.cn partially shares its name servers with domains like sllxj.cn and chemik.com.

The two host names ns1.chinanetsun.com and ns2.chinanetsun.com each have a pair of IP addresses: ns1.chinanetsun.com has 180.235.66.112 and 240e:96c:200:2e03::7, and ns2.chinanetsun.com has 222.73.8.7 and 240e:96c:200:2e03::70.

Mail Servers

mxsys.cn uses two mail servers, mx4.chinanetsun.com and mx4a.chinanetsun.com.

The mail server setup of mxsys.cn matches that of other domains such as jngjpm.com, xcgongsheng.com, zuyaxi.com and two others.

At least some of the mail servers used by mxsys.cn are shared with other domains: dingyuechem.com, fucchem.com, zjycmt.com and two others among them.

mx4.chinanetsun.com resolves to 180.235.66.99. mx4a.chinanetsun.com resolves to 162.14.140.149. Both host names point to a single IP number.

mxsys.cn - robtex.com

mxsys.cn

cn