nb06edu.com - robtex.com
nb06edu.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=1778354861 | ||||||
Same first word
nb06edu.com |
DNS History
6 records (5 active, 1 former)
●NSns13.xincache.com2015-06-10 → 2026-05-09 · 2 obs
● 2026-05-09 19:28:50
●NSns14.xincache.com2015-06-10 → 2026-05-09 · 2 obs
● 2026-05-09 19:28:50
●A221.12.42.1022026-02-22 → 2026-05-09 · 3 obs
● 2026-02-22 12:26:14
● 2026-05-09 19:28:50
○A60.12.200.252015-06-10 → 2017-09-26 · 4 obs
● 2017-09-26 09:17:08
○ 2026-02-22 12:26:14
○ 2026-05-09 19:28:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net... | - |
| nb06edu.com | ns13.xincache.com, ns14.xincache.com | 12 records |
✅ Authoritative Response
Server:1.12.0.4
NS records: ns13.xincache.com, ns14.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nb06edu.com (unsigned zone)
⏱️ Timing
Total: 224ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.12.42.102 |
| NS | 2 | ns13.xincache.com, ns14.xincache.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | ns13.xincache.com enterprise1dnsadmin.dn |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ns13.xincache.com, ns13.xincache.com, ns13.xincache.com...)
Analysis
IP Addresses
nb06edu.com resolves to one IP number: 221.12.42.102.
Name Servers
nb06edu.com is delegated to two name servers ns13.xincache.com and ns14.xincache.com.
nb06edu.com shares the same name server setup as other domains, for instance suvlr.com, artecchina.com, seven-eleven.cn, zganbao.net and qct100.com.
nb06edu.com at least partially shares name servers with other domains, for instance qiaoyi.com, newqd.com, cccmp.com.cn, dosoly.com and cnsharptool.com.
these name servers are often used together with ns11.xincache.com, ns12.xincache.com, ns17.xincache.com and ns18.xincache.com.
Eight IP numbers for a host:
ns13.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.
Seven IP numbers for a host:
ns14.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.
Mail Servers
Two mail servers handle nb06edu.com: mxbiz1.qq.com and mxbiz2.qq.com.
nb06edu.com shares the same mail server setup as other domains, for instance jscvc.cn, lnhcp.com, pfjm.com, yuchengdz.com and zitop.cn.
nb06edu.com shares at least some mail servers with other domains, including zxsauto.com, sepgit.com, cadyi.com and powerguidance.com.