bt0.cn - robtex.com
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bt0.cn
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ 🔒 | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn 🔒 | ||||||
| NS | d.dns.cn 🔒 | ||||||
| NS | e.dns.cn 🔒 | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034456417 | ||||||
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
○NSns1.xrnet.cn2015-06-29 → 2016-12-20 · 4 obs
● 2016-12-20 06:01:22
○ 2020-01-29 07:52:02
○ 2026-02-17 11:42:04
●NSns11.xincache.com2020-01-29 → 2026-02-17 · 3 obs
● 2020-01-29 07:52:02
● 2026-02-17 11:42:04
●NSns12.xincache.com2020-01-29 → 2026-02-17 · 3 obs
● 2020-01-29 07:52:02
● 2026-02-17 11:42:04
○NSns2.xrnet.cn2015-06-29 → 2016-12-20 · 4 obs
● 2016-12-20 06:01:22
○ 2020-01-29 07:52:02
○ 2026-02-17 11:42:04
○MXmail.bt0.cn2015-06-29 → 2016-12-20 · 4 obs
● 2016-12-20 06:01:22
○ 2020-01-29 07:52:02
○ 2026-02-17 11:42:04
○A27.255.94.1482015-06-29 → 2016-12-20 · 4 obs
● 2016-12-20 06:01:22
○ 2020-01-29 07:52:02
○ 2026-02-17 11:42:04
●A47.92.193.2112020-01-29 → 2026-02-17 · 3 obs
● 2020-01-29 07:52:02
● 2026-02-17 11:42:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bt0.cn | ns11.xincache.com, ns12.xincache.com | - |
✅ Authoritative Response
Server: 112.80.181.45
NS records: ns11.xincache.com, ns12.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bt0.cn (unsigned zone)
⏱️ Timing
Total: 570ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.92.193.211 |
| NS | 2 | ns11.xincache.com, ns12.xincache.com |
| SOA | 1 | ns11.xincache.com enterprise1dnsadmin.dn |
AI analysis
bt0.cn resolves to one IP number: 47.92.193.211.
Other host names, for instance 1800flowers.com.cn, share IP numbers with bt0.cn.
bt0.cn is delegated to two name servers ns11.xincache.com and ns12.xincache.com.
bt0.cn shares the same name server setup as other domains, for instance hncehui.cn, caricature360.com, shblhd.com, biaodun.com and tomcoding.com.
bt0.cn at least partially shares name servers with other domains, for instance slzdh.cn, chinaorganic.com, paerlan.com, gdcamen.com and wfdsj.com.cn.
These name servers are commonly used with the following name servers: ce1.xincache.com, ce2.xincache.com, ns13.xincache.com, ns14.xincache.com, ns15.xincache.com, ns16.xincache.com, ns19.xincache.com, ns20.xincache.com, ns17.xincache.com and ns18.xincache.com.
Eight IP numbers for a host:
ns11.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:
ns12.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.