bobdong.cn - robtex.com
bobdong.cn
| CNAME | bobdong.cn.a1.initvv.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 155.102.130.181🇺🇸 Alibaba_Cloud_CDN155.102.130.0/24 Alibaba Cloud | ||||||
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=2034778310 | ||||||
Subdomains
taiji.bobdong.cn |
Same first word
bobdong.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSvip1.alidns.com2026-04-11 → 2026-05-11 · 2 obs
● 2026-04-11 07:18:48
● 2026-05-11 10:47:56
● 2026-05-11 10:47:56
●NSvip2.alidns.com2026-04-11 → 2026-05-11 · 2 obs
● 2026-04-11 07:18:48
● 2026-05-11 10:47:56
● 2026-05-11 10:47:56
●CNAMEbobdong.cn.a1.initvv.com2026-04-11 → 2026-05-11 · 2 obs
● 2026-04-11 07:18:48
● 2026-05-11 10:47:56
● 2026-05-11 10:47:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| bobdong.cn | vip1.alidns.com, vip2.alidns.com | - |
✅ Authoritative Response
Server:170.33.73.25
NS records: vip1.alidns.com, vip2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bobdong.cn (unsigned zone)
⏱️ Timing
Total: 1109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | vip1.alidns.com, vip2.alidns.com |
| TXT | 1 | google-site-verification=x9a3CtXsfmrK0wV |
| CNAME | 1 | bobdong.cn.a1.initvv.com |
| SOA | 1 | vip1.alidns.com hostmaster.hichina.com |
Analysis
Hierarchy
bobdong.cn is a parent of taiji.bobdong.cn.
IP Addresses
bobdong.cn points to a single IP number: 155.102.130.181.
Other host names such as all.57dh.com.a1.initak.com and cs.upoint.id.a1.inittt.com share IP numbers with bobdong.cn.