sys-tech.com.cn - dns.ninja

sys-tech.com.cn

DNSSEC⚠️ Not signed
NSns7.cnmsn.net ⚠️ Not in zone NS records
A240c:4082:ffff:ff01:0:d:0:34a🇨🇳 Baidu240c:4082::/32
A61.172.183.76🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
A61.240.129.114🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)
NSns8.cnmsn.net ⚠️ Not in zone NS records

com.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2030696104
WOT: NOT_SAFE (20/100)

Subdomains

smtp.sys-tech.com.cn

Same first word

sys-tech.net
sys-tech.eu
sys-tech.za.net
sys-tech.com.cn
sys-tech.at
sys-tech.com
sys-tech.ru
sys-tech.info
sys-tech.dk
sys-tech.pl
sys-tech.com.au
sys-tech.de

Similar names

tech-sys.co.jp
tech-sys.at
tech-sys.com
tech-sys.ru
tech-sys.de
tech-sys.org

DNS History

7 records (2 active, 5 former)

201820192020202120222023202420252026NSns7.cnmsn.netns8.cnmsn.netdns.bizcn.comMXmx.mail.ym.163.commxbiz1.qq.commxbiz2.qq.comA218.66.104.131
○NSdns.bizcn.com2017-06-20 → 2026-05-12 · 4 obs
● 2017-06-20 03:01:08
● 2026-05-12 07:02:28
○ 2026-06-06 08:52:44
○ 2026-07-20 03:29:56
●NSns7.cnmsn.net2017-06-20 → 2026-07-20 · 2 obs
● 2017-06-20 03:01:08
● 2026-07-20 03:29:56
●NSns8.cnmsn.net2017-06-20 → 2026-07-20 · 2 obs
● 2017-06-20 03:01:08
● 2026-07-20 03:29:56
○MXmx.mail.ym.163.com2017-06-20 → 2017-06-20 · 3 obs
● 2017-06-20 03:01:08
○ 2026-03-11 03:14:28
○ 2026-07-20 03:29:56
○MXmxbiz1.qq.com2026-03-11 → 2026-05-12 · 5 obs
○ 2017-06-20 03:01:08
● 2026-03-11 03:14:28
● 2026-05-12 07:02:28
○ 2026-06-06 08:52:44
○ 2026-07-20 03:29:56
○MXmxbiz2.qq.com2026-03-11 → 2026-05-12 · 5 obs
○ 2017-06-20 03:01:08
● 2026-03-11 03:14:28
● 2026-05-12 07:02:28
○ 2026-06-06 08:52:44
○ 2026-07-20 03:29:56
○A218.66.104.1312026-03-11 → 2026-05-12 · 4 obs
● 2026-03-11 03:14:28
● 2026-05-12 07:02:28
○ 2026-06-06 08:52:44
○ 2026-07-20 03:29:56

🔍 DNS Trace

Analysis

Hierarchy

smtp.sys-tech.com.cn is delegated beneath sys-tech.com.cn.

Name Servers

The NS records for sys-tech.com.cn delegate to ns7.cnmsn.net and ns8.cnmsn.net.

sys-tech.com.cn shares its name server setup with other domains, including panchinafs.com, cnvotai.com, wenbao.com.cn and two others.

There is at least partial name server overlap between sys-tech.com.cn and other domains — xn--vhqv88c18boxa.com, mc-bio17.com, vhostcp.com and two more among them.

These name servers are routinely deployed together with the name servers dns.bizcn.com.

Host names with three IP numbers:

ns7.cnmsn.net maps to three IP addresses: 61.172.183.76, 61.240.129.114 and 240c:4082:ffff:ff01:0:d:0:34a.