focus-tech.com.cn - robtex.com
focus-tech.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.93.139.79🇭🇰 HDHK154.93.136.0/21 Proxy-registered route object | ||||||
| NS | dm1.longmingdns.com ⭐ | ||||||
| A | 218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| PTR | ip-218-98-111-163.defastlink.net | ||||||
| NS | dm2.longmingdns.com | ||||||
| A | 183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| PTR | ip-183-253-57-197.defastlink.net | ||||||
| A | 211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| PTR | ip-211-99-99-56.defastlink.net | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1773145809 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030470798 | ||||||
Same first word
focus-tech.com.cn |
Similar names
DNS History
8 records (3 active, 5 former)
●NSdm1.longmingdns.com2026-02-28 → 2026-03-23 · 3 obs
○ 2016-06-30 19:37:06
● 2026-02-28 21:22:44
● 2026-03-23 18:54:44
● 2026-02-28 21:22:44
● 2026-03-23 18:54:44
●NSdm2.longmingdns.com2026-02-28 → 2026-03-23 · 3 obs
○ 2016-06-30 19:37:06
● 2026-02-28 21:22:44
● 2026-03-23 18:54:44
● 2026-02-28 21:22:44
● 2026-03-23 18:54:44
○NSdns15.hichina.com2015-05-16 → 2016-05-17 · 4 obs
● 2015-05-16 04:22:50
● 2016-05-17 13:30:18
○ 2016-06-30 19:37:06
○ 2026-03-23 18:54:44
● 2016-05-17 13:30:18
○ 2016-06-30 19:37:06
○ 2026-03-23 18:54:44
○NSdns16.hichina.com2015-05-16 → 2016-05-17 · 4 obs
● 2015-05-16 04:22:50
● 2016-05-17 13:30:18
○ 2016-06-30 19:37:06
○ 2026-03-23 18:54:44
● 2016-05-17 13:30:18
○ 2016-06-30 19:37:06
○ 2026-03-23 18:54:44
○A116.204.247.152026-02-28 → 2026-02-28 · 4 obs
○ 2016-06-30 19:37:06
● 2026-02-28 21:22:44
○ 2026-03-21 09:02:18
○ 2026-03-23 18:54:44
● 2026-02-28 21:22:44
○ 2026-03-21 09:02:18
○ 2026-03-23 18:54:44
●A154.93.139.792026-03-21 → 2026-03-23 · 3 obs
○ 2026-02-28 21:22:44
● 2026-03-21 09:02:18
● 2026-03-23 18:54:44
● 2026-03-21 09:02:18
● 2026-03-23 18:54:44
○A183.90.185.1672015-05-16 → 2016-05-17 · 4 obs
● 2015-05-16 04:22:50
● 2016-05-17 13:30:18
○ 2016-06-30 19:37:06
○ 2026-03-23 18:54:44
● 2016-05-17 13:30:18
○ 2016-06-30 19:37:06
○ 2026-03-23 18:54:44
○A38.239.10.272026-02-28 → 2026-03-23 · 2 obs
○ 2026-02-28 21:22:44
○ 2026-03-23 18:54:44
○ 2026-03-23 18:54:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| focus-tech.com.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:211.99.99.56
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for focus-tech.com.cn (unsigned zone)
⏱️ Timing
Total: 1290ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.93.139.79 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
focus-tech.com.cn points to a single IP: 154.93.139.79.
Other host names, for instance lmio.cn, share IP numbers with focus-tech.com.cn.
Name Servers
focus-tech.com.cn's delegation is to two name servers dm1.longmingdns.com and dm2.longmingdns.com.
focus-tech.com.cn shares the same name server configuration as other domains, such as czart.cn, johnnytech.cn, zjh.cq.cn, kongnie.cn and nowpower.cn.
Host names with two IPs:
dm2.longmingdns.com points to: 183.253.57.197 and 211.99.99.56.
Host names with one IP:
dm1.longmingdns.com points to: 218.98.111.163.