it-docs.cn - robtex.com
it-docs.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 118.31.104.38🇨🇳 Alibaba-Cloud118.31.0.0/17 | ||||||
| NS | dns3.hichina.com ⭐ | ||||||
| A | 2408:4009:501::11🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.43🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.63🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.203🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.213🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.43🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.63🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.113🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.123🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns4.hichina.com | ||||||
| A | 2408:4009:501::12🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.44🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.54🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.204🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.214🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.44🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.54🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.114🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.124🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| TXT | google-site-verification=yyfn-UucKUYYMGRaTBQ9aa3qZUoIXVW-4aQOMNeA0nQ | ||||||
| SOA | dns3.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
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=2035098779 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSdns3.hichina.com2026-05-12 → 2026-07-28 · 2 obs
● 2026-07-28 01:19:54
●NSdns4.hichina.com2026-05-12 → 2026-07-28 · 2 obs
● 2026-07-28 01:19:54
●A118.31.104.382026-05-12 → 2026-07-28 · 2 obs
● 2026-07-28 01:19:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn... | - |
| it-docs.cn | dns3.hichina.com, dns4.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.204
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for it-docs.cn (unsigned zone)
⏱️ Timing
Total: 1677ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 118.31.104.38 |
| NS | 2 | dns3.hichina.com, dns4.hichina.com |
| TXT | 1 | google-site-verification=yyfn-UucKUYYMGR |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
it-docs.cn resolves to just one IP address, 118.31.104.38.
Host names such as spring-doc.cn and cadn.net.cn share IP numbers with it-docs.cn.
Name Servers
it-docs.cn has two authoritative name servers — dns3.hichina.com and dns4.hichina.com.
it-docs.cn shares its NS records with other domains, for example qiletong.cn, infanta.net, cloudwin.net and two others.
it-docs.cn shares at least some of its name servers with other domains, including 5xinyou.com, lianyisheng.com, syhkxxww.top and two others.
The name servers dns1.hichina.com, dns2.hichina.com, dns5.hichina.com and two others are commonly seen in use alongside these name servers.
DNS names with 9 IP addresses:
dns3.hichina.com points to 39.96.153.43, 39.96.153.63, 47.118.199.203 and 6 other IP addresses.
dns4.hichina.com points to 39.96.153.44, 39.96.153.54, 47.118.199.204 and 6 other IP addresses.