k2k.cn - robtex.com
k2k.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 114.80.209.143🇨🇳 SHANGHAITELECOM114.80.208.0/22 SHIDC | ||||||
| NS | ns1.cnolnic.net ⭐ | ||||||
| A | 240c:4082:0:5d80::2🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 106.13.136.254🇨🇳 Baidu106.13.128.0/19 AS38365 | ||||||
| A | 182.61.7.97🇨🇳 Baidu182.61.0.0/19 | ||||||
| NS | ns2.cnolnic.net | ||||||
| A | 240c:4081:8000:1702::3🇨🇳 Baidu240c:4081::/32 | ||||||
| A | 106.12.41.177🇨🇳 Baidu106.12.32.0/19 | ||||||
| A | 180.76.132.69🇨🇳 Baidu180.76.128.0/19 | ||||||
| MX | mxdomain.qq.com ⭐ | ||||||
| SOA | ns1.cnolnic.netroot@cnolnic.net 2006-11-24 #1 | ||||||
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=2035086124 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.cnolnic.net2015-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 03:36:36
●NSns2.cnolnic.net2015-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 03:36:36
●A114.80.209.1432015-06-10 → 2026-07-25 · 2 obs
● 2026-07-25 03:36:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| k2k.cn | ns1.cnolnic.net, ns2.cnolnic.net | - |
✅ Authoritative Response
Server:180.76.132.69
NS records: ns1.cnolnic.net, ns2.cnolnic.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for k2k.cn (unsigned zone)
⏱️ Timing
Total: 1795ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 114.80.209.143 |
| NS | 2 | ns2.cnolnic.net, ns1.cnolnic.net |
| MX | 1 | mxdomain.qq.com (pri: 10) |
| SOA | 1 | ns1.cnolnic.net root.cnolnic.net |
Analysis
IP Addresses
k2k.cn resolves to just one IP address, 114.80.209.143.
Name Servers
The NS records for k2k.cn delegate to ns1.cnolnic.net and ns2.cnolnic.net.
k2k.cn shares its NS records with other domains, for example tzylt.com, hnmenhu.com, ailye.net and two others.
The hosts ns1.cnolnic.net and ns2.cnolnic.net both resolve to three IP numbers: ns1.cnolnic.net to 106.13.136.254, 182.61.7.97 and 240c:4082:0:5d80::2, and ns2.cnolnic.net to 106.12.41.177, 180.76.132.69 and 240c:4081:8000:1702::3.
Mail Servers
The sole mail server for k2k.cn is mxdomain.qq.com.
Among the domains sharing a mail server setup with k2k.cn are zhencn.com, pengyouwang.com, kingtronchina.com and two others.
There is at least a partial MX overlap between k2k.cn and other domains, including zzwanshou.com, salerice.com, walava.com and two others.
mxn.mxhichina.com, mxw.mxhichina.com, mxbiz1.qq.com and mxbiz2.qq.com are mail servers that frequently appear together with these mail servers.