bs5b.cn - robtex.com
bs5b.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.247.216.250🇨🇳 CHINATELECOM-ZHEJIANG-NINGBO-IDC122.247.216.0/21 Chinanet-NingBo-IDC | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1768319684 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2034586428 | ||||||
Subdomains
hainan.bs5b.cn |
Same first word
bs5b.cn |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.julydns.com2026-03-05 → 2026-03-25 · 2 obs
● 2026-03-25 17:19:10
●NSns2.julydns.com2026-03-05 → 2026-03-25 · 2 obs
● 2026-03-25 17:19:10
●A122.247.216.2502026-03-05 → 2026-03-25 · 2 obs
● 2026-03-25 17:19:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| bs5b.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bs5b.cn (unsigned zone)
⏱️ Timing
Total: 1398ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.247.216.250 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
hainan.bs5b.cn has bs5b.cn as its parent.
IP Addresses
bs5b.cn maps to IP address 122.247.216.250.
Other host names, for instance changsha.ayouz23.cn, yuhengsite.com, jiangsu.he2x.cn, dlxlk.com and hz810365.cn share IP numbers with bs5b.cn.
Name Servers
bs5b.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
bs5b.cn at least partially shares name servers with other domains such as rctjzx.com, unique-corp.com, jsyctj.com, jtzt.cn and xqtui.com.
Host names sharing a single IP
ns1.judns.com points to: 47.97.51.45.
ns2.judns.com points to: 162.159.27.251.
ns1.julydns.com points to: 47.97.51.45.
ns2.julydns.com points to: 162.159.48.223.
Host names pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.