opextech.com - dns.ninja
opextech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 8.210.130.244🇭🇰 Alibaba-Cloud8.210.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | dns.bizcn.com ⭐ | ||||||
| NS | ns1.dns.com.cn | ||||||
| A | 240c:4082:ffff:ff01:0:d:0:34a🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 61.172.183.70🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 61.240.129.114🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route) | ||||||
| NS | ns2.dns.com.cn | ||||||
| A | 240c:4082:ffff:ff01:0:d:0:69🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 61.172.183.76🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 61.240.129.147🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route) | ||||||
| MX | mx22.dns.com.cn ⭐ | ||||||
| A | 116.196.125.108🇨🇳 CHINA169-BJ116.196.64.0/18 China Telecom Beijing Co. Ltd. | ||||||
| PTR | mx22.dns.com.cn | ||||||
| TXT | v=spf1 include:spf.dns.com.cn include:spf.icoremail.net -all | ||||||
| SOA | dns.bizcn.comabuse@bizcn.com serial=18 | ||||||
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.netnstld@verisign-grs.com serial=1785547312 | ||||||
Subdomains
www.opextech.com |
Same first word
opextech.com |
Similar names
DNS History
7 records (5 active, 2 former)
●NSdns.bizcn.com2017-03-21 → 2026-08-01 · 6 obs
● 2017-03-21 13:09:50
● 2026-04-08 20:02:40
○ 2026-06-11 15:11:32
● 2026-06-29 17:19:08
● 2026-08-01 01:30:46
●NSns1.dns.com.cn2015-08-01 → 2026-08-01 · 2 obs
● 2026-08-01 01:30:46
●NSns2.dns.com.cn2015-08-01 → 2026-08-01 · 5 obs
● 2016-07-25 23:15:50
○ 2017-03-21 13:09:50
● 2020-02-22 12:59:50
● 2026-08-01 01:30:46
●MXmx22.dns.com.cn2015-08-01 → 2026-08-01 · 5 obs
● 2026-04-08 20:02:40
○ 2026-06-11 15:11:32
● 2026-06-29 17:19:08
● 2026-08-01 01:30:46
○A119.28.128.1832020-02-05 → 2020-02-22 · 5 obs
● 2020-02-05 21:30:20
● 2020-02-22 12:59:50
○ 2026-04-08 20:02:40
○ 2026-08-01 01:30:46
○A203.124.14.2452015-08-01 → 2017-03-21 · 4 obs
● 2017-03-21 13:09:50
○ 2020-02-05 21:30:20
○ 2026-08-01 01:30:46
●A8.210.130.2442026-04-08 → 2026-08-01 · 5 obs
● 2026-04-08 20:02:40
○ 2026-06-11 15:11:32
● 2026-06-29 17:19:08
● 2026-08-01 01:30:46
🔍 DNS Trace
Analysis
Hierarchy
opextech.com serves as the parent of www.opextech.com.
IP Addresses
opextech.com resolves to just one IP address, 8.210.130.244.
Other host names, such as www.opextech.com, share IP numbers with opextech.com.
Name Servers
opextech.com is delegated to three name servers: dns.bizcn.com, ns1.dns.com.cn and ns2.dns.com.cn.
opextech.com has at least partial name server overlap with other domains, such as mylygport.com, chinascc.cn, suntech-power.com.cn and two others.
ns7.cnmsn.net, ns8.cnmsn.net and dns.cnmsn.net — plus 4 other name servers — are commonly paired with these name servers.
ns1.dns.com.cn and ns2.dns.com.cn each have three IP addresses — ns1.dns.com.cn directs to 61.172.183.70, 61.240.129.114 and 240c:4082:ffff:ff01:0:d:0:34a; ns2.dns.com.cn directs to 61.172.183.76, 61.240.129.147 and 240c:4082:ffff:ff01:0:d:0:69.
Mail Servers
The sole mail server for opextech.com is mx22.dns.com.cn.
Among the domains sharing a mail server setup with opextech.com are wjlitat.com, hgdzcl.com, anthenlighting.com and two others.
opextech.com has mail servers in common with other domains — for example dgyongle.com.cn and sc-sh.com.
mx22.dns.com.cn resolves to a single IP number: 116.196.125.108.