structdoc.com - dns.ninja
structdoc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.239.120.252🇭🇰 Alibaba-Cloud47.239.0.0/16 Proxy-registered route object | ||||||
| NS | vip1.alidns.com ⭐ | ||||||
| A | 2408:4009:500::1🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.1🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.1🇨🇳 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 | 170.33.32.208🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.24🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.8🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | vip2.alidns.com | ||||||
| A | 2408:4009:500::2🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.2🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.2🇨🇳 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 | 170.33.32.209🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.25🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.9🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| SOA | vip1.alidns.comhostmaster@hichina.com 2026-08-19 #12 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1788957058 | ||||||
Same first word
structdoc.com |
structdoc.pages.dev |
Similar names
Previous names
Next names
DNS History
3 records (3 active, 0 former)
●NSvip1.alidns.com2026-08-29 → 2026-09-09 · 2 obs
● 2026-09-09 12:47:58
●NSvip2.alidns.com2026-08-29 → 2026-09-09 · 2 obs
● 2026-09-09 12:47:58
●A47.239.120.2522026-08-29 → 2026-09-09 · 2 obs
● 2026-09-09 12:47:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net... | - |
| structdoc.com | vip1.alidns.com, vip2.alidns.com | 20 records |
✅ Authoritative Response
Server:121.40.6.161
NS records: vip1.alidns.com, vip2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for structdoc.com (unsigned zone)
⏱️ Timing
Total: 732ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.239.120.252 |
| NS | 2 | vip2.alidns.com, vip1.alidns.com |
| SOA | 1 | vip1.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 20
Out-of-bailiwick: 20 (vip1.alidns.com, vip1.alidns.com, vip1.alidns.com...)
Analysis
IP Addresses
structdoc.com directs to one IP number, which is 47.239.120.252.
Name Servers
Two name servers handle the delegation for structdoc.com: vip1.alidns.com and vip2.alidns.com.
structdoc.com has the same name server delegation as a number of other domains, such as nengfeng-bio.com, jynyhd.xyz, denseworld.com and two more.
There is an overlap in name servers between structdoc.com and other domains, for example miaoyuzhou.net, aimcbd.cn and epaynfc.com
These name servers tend to be deployed in combination with the name servers vip3.alidns.com and vip4.alidns.com.
Host names resolving to 6 IP numbers:
vip1.alidns.com resolves to 8.212.93.1, 140.205.1.1 and 170.33.32.208 among others, with 3 other IP addresses in total.
vip2.alidns.com resolves to 8.212.93.2, 140.205.1.2 and 170.33.32.209 among others, with 3 other IP addresses in total.