linkdoo.cn - robtex.com
linkdoo.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 120.27.192.91🇨🇳 Alibaba-Cloud120.27.192.0/18 | ||||||
| NS | vip3.alidns.com ⭐ | ||||||
| A | 2408:4009:500::3🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.3🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.5🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.210🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.40.136🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.26🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.10🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | vip4.alidns.com | ||||||
| A | 2408:4009:500::4🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.4🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.6🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.211🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.40.137🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.27🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.11🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| SOA | vip3.alidns.comhostmaster@hichina.com 2021-04-26 #17 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | b.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | c.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | d.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | e.dns.cn ⚠️ Not in zone NS records | ||||||
Subdomains
momtime-api.linkdoo.cn |
mjn.linkdoo.cn |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSdns10.hichina.com2017-08-10 → 2017-08-10 · 3 obs
○ 2026-07-03 02:43:42
○ 2026-07-17 11:27:06
○NSdns9.hichina.com2017-08-10 → 2017-08-10 · 3 obs
○ 2026-07-03 02:43:42
○ 2026-07-17 11:27:06
●NSvip3.alidns.com2026-07-03 → 2026-07-17 · 3 obs
● 2026-07-03 02:43:42
● 2026-07-17 11:27:06
●NSvip4.alidns.com2026-07-03 → 2026-07-17 · 3 obs
● 2026-07-03 02:43:42
● 2026-07-17 11:27:06
●MXmxbiz1.qq.com2026-07-03 → 2026-07-17 · 3 obs
○ 2026-07-11 21:26:56
● 2026-07-17 11:27:06
●MXmxbiz2.qq.com2026-07-03 → 2026-07-17 · 3 obs
○ 2026-07-11 21:26:56
● 2026-07-17 11:27:06
●A120.27.192.912026-07-03 → 2026-07-17 · 4 obs
● 2026-07-03 02:43:42
○ 2026-07-11 21:26:56
● 2026-07-17 11:27:06
○A121.42.122.2452017-08-10 → 2017-08-10 · 3 obs
○ 2026-07-03 02:43:42
○ 2026-07-17 11:27:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| linkdoo.cn | vip3.alidns.com, vip4.alidns.com | - |
✅ Authoritative Response
Server:170.33.80.10
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at linkdoo.cn: Error: DNS query timeout: 203.119.29.1 for DS linkdoo.cn
⏱️ Timing
Total: 4354ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 120.27.192.91 |
| NS | 2 | vip4.alidns.com, vip3.alidns.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
Analysis
Hierarchy
linkdoo.cn serves as the parent of momtime-api.linkdoo.cn and mjn.linkdoo.cn.
IP Addresses
linkdoo.cn has exactly one IP address — 120.27.192.91.
Name Servers
Two name servers handle the delegation for linkdoo.cn: vip3.alidns.com and vip4.alidns.com.
The name server configuration of linkdoo.cn is shared with other domains, for instance xiaoxitech.com, chinafuturelink.com, node-wepoker.com and two others.
The name servers for linkdoo.cn overlap at least in part with those of other domains, including artpro.com and bringbuys.com.
Hosts with 7 IP addresses each:
vip3.alidns.com resolves to 8.212.93.3, 140.205.1.5 and 170.33.32.210 among others, with 4 other IP addresses in total.
vip4.alidns.com resolves to 8.212.93.4, 140.205.1.6 and 170.33.32.211 among others, with 4 other IP addresses in total.
Mail Servers
linkdoo.cn uses two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.
The mail server setup of linkdoo.cn matches that of other domains such as cats.net.cn, iken-tools.com, gdxhhg.com and two others.
linkdoo.cn partially shares its mail servers with other domains — including hemeim.com, xqb.net, jinzhizhu.net and modengvip.com.
These mail servers tend to be used in conjunction with the mail servers mxn.mxhichina.com.