cs91tech.com - robtex.com
cs91tech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.218.98.196🇺🇸 Amazon54.218.0.0/17 EC2 PDX Prefix | ||||||
| PTR | ec2-54-218-98-196.us-west-2.compute.amazonaws.com | ||||||
| NS | ns47.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2172::18🇺🇸 GODADDY-DNS2603:5:2170::/44 | ||||||
| PTR | ns47.domaincontrol.com | ||||||
| A | 97.74.103.24🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns47.domaincontrol.com | ||||||
| NS | ns48.domaincontrol.com | ||||||
| A | 2603:5:2272::18🇺🇸 GODADDY-DNS2603:5:2270::/44 | ||||||
| PTR | ns48.domaincontrol.com | ||||||
| A | 173.201.71.24🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns48.domaincontrol.com | ||||||
| MX | mxdomain.qq.com ⭐ | ||||||
| TXT | MS=ms24956992 | ||||||
| TXT | v=spf1 include:spf.mail.qq.com -all | ||||||
| SOA | ns47.domaincontrol.comdns@jomax.net 2016-10-19 #0 | ||||||
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=1774764997 | ||||||
Same first word
cs91tech.com |
DNS History
4 records (4 active, 0 former)
●NSns47.domaincontrol.com2016-12-20 → 2026-03-29 · 2 obs
● 2026-03-29 06:42:44
●NSns48.domaincontrol.com2016-12-20 → 2026-03-29 · 2 obs
● 2026-03-29 06:42:44
●A54.218.98.1962016-12-20 → 2026-03-29 · 2 obs
● 2026-03-29 06:42:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cs91tech.com | ns47.domaincontrol.com, ns48.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.103.24
NS records: ns47.domaincontrol.com, ns48.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cs91tech.com (unsigned zone)
⏱️ Timing
Total: 223ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.218.98.196 |
| NS | 2 | ns47.domaincontrol.com, ns48.domaincontrol.com |
| MX | 1 | mxdomain.qq.com (pri: 10) |
| TXT | 2 | MS=ms24956992, v=spf1 include:spf.mail.qq.com -all |
| SOA | 1 | ns47.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns47.domaincontrol.com, ns47.domaincontrol.com, ns48.domaincontrol.com...)
Analysis
IP Addresses
cs91tech.com resolves to one IP number: 54.218.98.196.
Other host names, for instance ec2-54-218-98-196.us-west-2.compute.amazonaws.com, share IP numbers with cs91tech.com.
Name Servers
cs91tech.com is delegated to two name servers ns47.domaincontrol.com and ns48.domaincontrol.com.
cs91tech.com shares the same name server setup as other domains, for instance wmet.com, martybalinmusic.com, jacobs114life.com, 1-2-3feuerwerk.de and checkpeolpe.net.
cs91tech.com at least partially shares name servers with other domains, for instance myavenuedental.com.
Host names with two IP numbers:
The host name ns47.domaincontrol.com points to 2603:5:2172::18 and 97.74.103.24; the host name ns48.domaincontrol.com points to 2603:5:2272::18 and 173.201.71.24.
Mail Servers
cs91tech.com is handled by a single mail server, mxdomain.qq.com.
cs91tech.com shares the same mail server setup as other domains, for instance tencent.im, lhkzy.com, 40cn.net, licms.com and lvtao.net.
cs91tech.com shares some mail servers with other domains, at least partially, for instance lsxdw.com, wince.cn, myim.cn, intbull.com and hbxf.cn.
These mail servers are commonly used alongside mxbiz2.qq.com and mxbiz1.qq.com.