cbai.org.cn - robtex.com
cbai.org.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.ezdnscenter.com ⚠️ Not in zone NS records | ||||||
| A | 218.98.111.140🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | b.ezdnscenter.com ⚠️ Not in zone NS records | ||||||
| A | 183.253.57.210🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.58🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
org.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2027877889 | ||||||
Same first word
Similar names
DNS History
5 records (2 active, 3 former)
●NSa.ezdnscenter.com2026-07-13 → 2026-07-14 · 2 obs
● 2026-07-13 18:17:00
● 2026-07-14 05:28:04
● 2026-07-14 05:28:04
●NSb.ezdnscenter.com2026-07-13 → 2026-07-14 · 2 obs
● 2026-07-13 18:17:00
● 2026-07-14 05:28:04
● 2026-07-14 05:28:04
○MXmx1.chengmail.cn2026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 18:17:00
○ 2026-07-14 05:28:04
○ 2026-07-14 05:28:04
○MXmx2.chengmail.cn2026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 18:17:00
○ 2026-07-14 05:28:04
○ 2026-07-14 05:28:04
○A103.21.141.1302026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 18:17:00
○ 2026-07-14 05:28:04
○ 2026-07-14 05:28:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| cbai.org.cn | a.ezdnscenter.com, b.ezdnscenter.com | - |
✅ Authoritative Response
Server:211.99.99.58
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbai.org.cn (unsigned zone)
⏱️ Timing
Total: 4003ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.21.141.130 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| MX | 2 | mx1.chengmail.cn (pri: 10), mx2.chengmail.cn (pri: 20) |
| TXT | 1 | v=spf1 include:spf.chengmail.cn ~all |
| SOA | 1 | a.ezdnscenter.com dnsadmin.ezdnscenter.c |
Analysis
Name Servers
The NS records for cbai.org.cn delegate to a.ezdnscenter.com and b.ezdnscenter.com.
cbai.org.cn shares its NS records with other domains, for example bcstsg.com, sbzctm.com, shenpaizhuangbei.com and two others.
cbai.org.cn and other domains like toleds.net share at least a portion of their name servers.
Host names that have two IP addresses:
The A records for b.ezdnscenter.com return 183.253.57.210 and 211.99.99.58.
Host names that point to one IP address:
a.ezdnscenter.com resolves to the IP address 218.98.111.140.