leansigma.cn - robtex.com
leansigma.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 107.149.10.146🇺🇸 PEGTECHINC107.149.0.0/18 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1783409686 | ||||||
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.cnroot@cnnic.cn serial=2035094866 | ||||||
Same first word
Similar names
DNS History
12 records (3 active, 9 former)
○NSdns21.hichina.com2015-08-04 → 2017-10-06 · 4 obs
● 2017-10-06 02:23:30
○ 2026-05-19 01:58:20
○ 2026-07-27 03:11:28
○NSdns22.hichina.com2015-08-04 → 2017-10-06 · 4 obs
● 2017-10-06 02:23:30
○ 2026-05-19 01:58:20
○ 2026-07-27 03:11:28
●NSns1.nowcndns.com2026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 01:58:20
● 2026-07-27 03:11:28
●NSns2.nowcndns.com2026-05-19 → 2026-07-27 · 3 obs
● 2026-05-19 01:58:20
● 2026-07-27 03:11:28
○MXmxbiz1.qq.com2015-08-04 → 2016-02-11 · 4 obs
● 2016-02-11 22:46:48
○ 2016-04-29 07:43:08
○ 2026-07-27 03:11:28
○MXmxbiz2.qq.com2015-08-04 → 2016-02-11 · 4 obs
● 2016-02-11 22:46:48
○ 2016-04-29 07:43:08
○ 2026-07-27 03:11:28
○A104.128.68.2102016-12-11 → 2017-10-06 · 5 obs
● 2016-12-11 17:31:56
● 2017-10-06 02:23:30
○ 2026-05-19 01:58:20
○ 2026-07-27 03:11:28
●A107.149.10.1462026-07-08 → 2026-07-27 · 3 obs
● 2026-07-08 09:45:08
● 2026-07-27 03:11:28
○A108.186.47.1482026-05-19 → 2026-05-19 · 4 obs
● 2026-05-19 01:58:20
○ 2026-07-08 09:45:08
○ 2026-07-27 03:11:28
○A182.254.208.1642015-08-04 → 2016-02-11 · 4 obs
● 2016-02-11 22:46:48
○ 2016-04-29 07:43:08
○ 2026-07-27 03:11:28
○A192.30.252.1532016-04-29 → 2017-10-06 · 5 obs
● 2016-04-29 07:43:08
● 2017-10-06 02:23:30
○ 2026-05-19 01:58:20
○ 2026-07-27 03:11:28
○A192.30.252.1542016-04-29 → 2017-10-06 · 5 obs
● 2016-04-29 07:43:08
● 2017-10-06 02:23:30
○ 2026-05-19 01:58:20
○ 2026-07-27 03:11:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| leansigma.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:1.193.216.204
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for leansigma.cn (unsigned zone)
⏱️ Timing
Total: 3242ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 107.149.10.146 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
leansigma.cn directs to one IP number, which is 107.149.10.146.
Among the host names that share IP numbers with leansigma.cn are qplc.com.cn, prpe.cn, bgcf.cn and two others.
Name Servers
leansigma.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
leansigma.cn has the same name server delegation as a number of other domains, such as install-jnhsport.com.cn, kediedu.com.cn, qunlisteel.cn and two more.
ns1.nowcndns.com has three IP addresses (1.193.216.204, 218.98.111.129 and 218.98.111.138) and ns2.nowcndns.com has three IP addresses (61.158.128.11, 183.253.57.202 and 211.99.99.38).