china-tech.com - robtex.com
china-tech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.135.154.30🇭🇰 UDOMAIN-AS-AP203.135.154.0/24 Web Host Ltd Unit A-D, 6th Floor, Wing Cheung Industrial Building, No. 109 How Ming Street, Kwun Tong, Kowloon. | ||||||
| PTR | vps8825.youcloud.hk | ||||||
| NS | imsp004.netvigator.com ⭐ | ||||||
| A | 218.102.23.228🇭🇰 HKTIMS-AP218.102.0.0/19 Proxy-registered route object | ||||||
| PTR | ns3.netvigator.com | ||||||
| NS | ns3.netvigator.com | ||||||
| A | 218.102.23.228🇭🇰 HKTIMS-AP218.102.0.0/19 Proxy-registered route object | ||||||
| PTR | ns3.netvigator.com | ||||||
| NS | ns4.netvigator.com | ||||||
| A | 203.198.7.66🇭🇰 HKTIMS-AP203.198.0.0/20 PCCW IMS Limited 14/F, Lockhart Exchange Bldg No. 3 Hennessy Road | ||||||
| PTR | ns4.netvigator.com | ||||||
| MX | webmail.china-tech.com ⭐ | ||||||
| A | 218.103.19.114🇭🇰 PCCW-IMSBIZ-Network218.103.0.0/19 PCCW IMS Limited 14/F, Lockhart Exchange Bldg No. 3 Hennessy Road | ||||||
| PTR | webmail.china-tech.com | ||||||
| TXT | v=spf1 ip4:218.103.19.114 ~all | ||||||
| TXT | C4BTCEQ3HUQH2GR7NKQ1UQ6638 | ||||||
| SOA | imsp004.netvigator.comsysadmin@imsp004.netvigator.com 2026-01-09 #2 | ||||||
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=1771291435 | ||||||
Subdomains
webmail.china-tech.com |
Same first word
china-tech.com |
china-tech.pages.dev |
china-tech.com.cn |
DNS History
7 records (5 active, 2 former)
●NSimsp004.netvigator.com2015-05-18 → 2026-03-24 · 2 obs
● 2026-03-24 08:24:22
●NSns3.netvigator.com2015-05-18 → 2026-03-24 · 2 obs
● 2026-03-24 08:24:22
●NSns4.netvigator.com2015-05-18 → 2026-03-24 · 2 obs
● 2026-03-24 08:24:22
●MXwebmail.china-tech.com2015-05-18 → 2026-03-24 · 2 obs
● 2026-03-24 08:24:22
○A202.181.134.1602016-09-23 → 2017-04-19 · 4 obs
● 2016-09-23 10:17:34
● 2017-04-19 12:32:34
○ 2026-03-24 08:24:22
○A203.135.128.1542015-05-18 → 2017-04-19 · 3 obs
● 2017-04-19 12:32:34
○ 2026-03-24 08:24:22
●A203.135.154.302026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 08:24:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net... | - |
| china-tech.com | ns3.netvigator.com, ns4.netvigator.com | 2 records |
✅ Authoritative Response
Server:218.102.23.228
NS records: ns3.netvigator.com, ns4.netvigator.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for china-tech.com (unsigned zone)
⏱️ Timing
Total: 604ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.135.154.30 |
| NS | 2 | ns4.netvigator.com, ns3.netvigator.com |
| MX | 1 | webmail.china-tech.com (pri: 10) |
| TXT | 2 | v=spf1 ip4:218.103.19.114 ~all, C4BTCEQ3HUQH2GR7NKQ1UQ6638 |
| SOA | 1 | imsp004.netvigator.com sysadmin.imsp004. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.netvigator.com, ns4.netvigator.com)
Analysis
Hierarchy
china-tech.com is a parent of webmail.china-tech.com.
IP Addresses
china-tech.com points to a single IP number: 203.135.154.30.
Other host names, for instance cmwal.com, www.plkfwkc.edu.hk, www.clementi.org.hk, clementi.org.hk and vps8825.youcloud.hk share IP numbers with china-tech.com.
Name Servers
The delegation for china-tech.com is handled by three name servers: imsp004.netvigator.com, ns3.netvigator.com and ns4.netvigator.com.
china-tech.com at least partially shares name servers with other domains, for instance marushin-hk.com, 26.218.203.in-addr.arpa, 255.98.42.in-addr.arpa, afpt.com.hk and 62.218.203.in-addr.arpa.
These name servers are commonly used with the name servers ns6.netvigator.com.
Hostnames with a single IP:
imsp004.netvigator.com points to: 218.102.23.228.
ns3.netvigator.com points to: 218.102.23.228.
ns4.netvigator.com points to: 203.198.7.66.
Names pointing to 218.102.23.228: imsp004.netvigator.com and ns3.netvigator.com.
Mail Servers
china-tech.com is handled by a single mail server, webmail.china-tech.com.
webmail.china-tech.com points to a single IP: 218.103.19.114.