qtopt.com - robtex.com
qtopt.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
qtopt.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns3.myhostadmin.net2026-02-20 → 2026-03-23 · 2 obs
● 2026-03-23 19:44:22
●NSns4.myhostadmin.net2026-02-20 → 2026-03-23 · 2 obs
● 2026-03-23 19:44:22
●MXhzmx01.mxmail.netease.com2026-03-23 → 2026-03-23 · 1 obs
●MXhzmx02.mxmail.netease.com2026-03-23 → 2026-03-23 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| qtopt.com | ns3.myhostadmin.net, ns4.myhostadmin.net | - |
✅ Authoritative Response
Server:118.123.249.114
NS records: ns3.myhostadmin.net, ns4.myhostadmin.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qtopt.com (unsigned zone)
⏱️ Timing
Total: 1068ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns3.myhostadmin.net, ns4.myhostadmin.net |
| MX | 2 | hzmx02.mxmail.netease.com (pri: 10), hzmx01.mxmail.netease.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.163.com -all |
| SOA | 1 | ns3.myhostadmin.net dnsconct.myhostadmin |
Analysis
Name Servers
qtopt.com is delegated to two name servers: ns3.myhostadmin.net and ns4.myhostadmin.net.
qtopt.com uses the same name server setup as other domains, including hangjiyun.com, lchu.cn, p82r.biz, hzdaohe.com and ondogtech.com.
At least part of the name servers for qtopt.com are shared with other domains, for instance pscan.com.cn, ruyiwei.com, xtlbz.com, 88.lc and wangyushuang.com.
these name servers are commonly used with the name servers ns5.myhostadmin.net, ns1.myhostadmin.net, ns2.myhostadmin.net, ns6.myhostadmin.net, ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk, ns5.363.hk and ns6.363.hk.
Host names with three IP numbers:
ns3.myhostadmin.net points to 240e:d9:c200::2, 61.172.183.77 and 118.123.249.114; ns4.myhostadmin.net points to 240e:d9:c200:1::2, 118.123.253.132 and 211.149.230.100.
Mail Servers
qtopt.com is handled by two mail servers: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
qtopt.com uses the same mail server setup as other domains, for instance yhlcc.com, yifupacking.com, xlxled.com, ftpharm.com and ca-sme.org.
qtopt.com shares some mail servers with other domains, for instance 09096.com and fbeletech.com.
Host names with two IP numbers:
hzmx01.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.
hzmx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.
Names pointing to 47.251.71.119: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
Names pointing to 47.251.84.126: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.