cooluxu.com - robtex.com
cooluxu.com
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 | ||||||
Same first word
cooluxu.com |
DNS History
7 records (6 active, 1 former)
●NSns11.bigwww.com2017-08-15 → 2026-03-22 · 2 obs
● 2026-03-22 23:31:26
●NSns12.bigwww.com2026-03-16 → 2026-03-22 · 3 obs
● 2026-03-16 18:06:30
● 2026-03-22 23:31:26
●A104.237.153.392026-03-16 → 2026-03-22 · 3 obs
● 2026-03-16 18:06:30
● 2026-03-22 23:31:26
○A104.237.156.232017-08-15 → 2017-08-15 · 3 obs
○ 2026-03-16 18:06:30
○ 2026-03-22 23:31:26
●A23.227.38.652026-03-16 → 2026-03-22 · 3 obs
● 2026-03-16 18:06:30
● 2026-03-22 23:31:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| cooluxu.com | ns11.bigwww.com, ns12.bigwww.com | 6 records |
✅ Authoritative Response
Server:39.96.153.43
NS records: ns11.bigwww.com, ns12.bigwww.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cooluxu.com (unsigned zone)
⏱️ Timing
Total: 698ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.237.153.39, 23.227.38.65 |
| NS | 2 | ns12.bigwww.com, ns11.bigwww.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| SOA | 1 | ns11.bigwww.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns11.bigwww.com, ns11.bigwww.com, ns11.bigwww.com...)
Analysis
IP Addresses
cooluxu.com points to two IPs: 23.227.38.65 and 104.237.153.39.
Other host names, for instance ailalin.com, morgansilverdollars.com, tillmantools.com, 999ruppees.com and shopshop.pt share IP numbers with cooluxu.com.
Name Servers
Two name servers ns11.bigwww.com and ns12.bigwww.com are delegated to cooluxu.com.
cooluxu.com uses the same name server configuration as other domains, such as entronet.cn, nbtianzhi.com, world-cache.net, cyys.net and zemho.com.
cooluxu.com at least partially shares name servers with other domains such as normarine.cn, pango-tek.com, cqfl.net, yingshigequ.com and 8183.cn.
These name servers are often used together with ns13.bigwww.com, ns14.bigwww.com, ns15.bigwww.com, ns16.bigwww.com, ens11.bigwww.com, ens12.bigwww.com, ns7.alidns.com, ns8.alidns.com, dns13.hichina.com and dns14.hichina.com.
Host names with three IP numbers:
ns11.bigwww.com points to 2408:4009:501::9, 39.96.153.43 and 47.118.199.203; ns12.bigwww.com points to 2408:4009:501::10, 120.76.107.43 and 139.224.142.113.
Mail Servers
Two mail servers handle cooluxu.com: mxbiz1.qq.com and mxbiz2.qq.com.
cooluxu.com shares the same mail server setup as other domains, including szute.com, ihuanfa.com, uhee.cn, nocksonic.com and trkjfz.cn.
cooluxu.com shares mail servers with other domains at least in part, for instance hitco.com.cn, shihaotian.com, inoservo.com, baifaner.com and wigsan.com.
Host name mxbiz1.qq.com has two IPs: 203.205.147.218 and 203.205.232.191.
Host name mxbiz2.qq.com has one IP: 203.205.232.191.
Host names pointing to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.