knoten.cn - robtex.com
knoten.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.40.140.223🇨🇳 Alibaba-Cloud121.40.0.0/15 | ||||||
| NS | a.ezdnscenter.com ⭐ | ||||||
| A | 218.98.111.140🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | b.ezdnscenter.com | ||||||
| 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 | ||||||
| MX | mx.ym.163.com ⭐ | ||||||
| A | 111.124.200.35🇨🇳 CHINANET-Guizhou-Guian-IDC111.124.192.0/19 | ||||||
| SOA | a.ezdnscenter.comdnsadmin@ezdnscenter.com serial=1751342707 | ||||||
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=2034790381 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSa.ezdnscenter.com2026-04-25 → 2026-05-14 · 2 obs
● 2026-05-14 06:42:58
●NSb.ezdnscenter.com2026-04-25 → 2026-05-14 · 2 obs
● 2026-05-14 06:42:58
●MXmx.ym.163.com2026-04-25 → 2026-05-14 · 2 obs
● 2026-05-14 06:42:58
●A121.40.140.2232026-04-25 → 2026-05-14 · 2 obs
● 2026-05-14 06:42:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| knoten.cn | a.ezdnscenter.com, b.ezdnscenter.com | - |
✅ Authoritative Response
Server:183.253.57.210
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knoten.cn (unsigned zone)
⏱️ Timing
Total: 4656ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.40.140.223 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| MX | 1 | mx.ym.163.com (pri: 10) |
| SOA | 1 | a.ezdnscenter.com dnsadmin.ezdnscenter.c |
Analysis
IP Addresses
knoten.cn resolves to one IP number: 121.40.140.223.
Name Servers
knoten.cn is delegated to two name servers a.ezdnscenter.com and b.ezdnscenter.com.
knoten.cn shares the same name server setup as other domains, for instance kingpei.net, rajaev.com, xapenhui.com, zzsy-sh.com and dgtuhe.com.
Two IP numbers for a host: b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.
One IP number for a host: a.ezdnscenter.com points to 218.98.111.140.
Mail Servers
knoten.cn is handled by a single mail server, mx.ym.163.com.
knoten.cn shares the same mail server setup as other domains, for instance hqwhw.com, shufa.com, unilop.com, haitei.com and sinfly.cn.
knoten.cn shares some mail servers with other domains, at least partially, for instance g321.com, gfwood.com, 51sole.cn, lanlinprintech.com and xtlhj.com.
mx.ym.163.com resolves to IP 111.124.200.35.