stdn.tech - dns.ninja
stdn.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.42.215.192🇨🇳 Alibaba-Cloud121.42.128.0/17 | ||||||
| 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, | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| SOA | dns3.hichina.comhostmaster@hichina.com 2026-06-04 #13 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1782842636 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns3.hichina.com2026-02-18 → 2026-06-30 · 2 obs
● 2026-06-30 19:04:36
●NSdns4.hichina.com2026-02-18 → 2026-06-30 · 2 obs
● 2026-06-30 19:04:36
●A121.42.215.1922026-02-18 → 2026-06-30 · 2 obs
● 2026-06-30 19:04:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns10.trs-dns.info, ns01.trs-dns.net, ns01.trs-dns.com, ns10.trs-dns.org | 8 records |
| stdn.tech | dns3.hichina.com, dns4.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.44
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stdn.tech (unsigned zone)
⏱️ Timing
Total: 2007ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.42.215.192 |
| NS | 2 | dns4.hichina.com, dns3.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)
Analysis
IP Addresses
stdn.tech directs to one IP number, which is 121.42.215.192.
Further host names like www.qy58.cn and qy58.cn overlap in IP numbers with stdn.tech.
Name Servers
stdn.tech uses two name servers for its delegation: dns3.hichina.com and dns4.hichina.com.
stdn.tech has the same name server delegation as a number of other domains, such as jscz.org.cn, viit.com, aa675.cn and two more.
There is at least partial name server overlap between stdn.tech and other domains — participant.cn, llds.net, hsu.plus and two more among them.
These name servers tend to appear in combination with the name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.
Host names resolving to 9 IP numbers:
Hostname dns3.hichina.com directs to 39.96.153.43, 39.96.153.63 and 47.118.199.203 along with 6 other IP addresses.
Hostname dns4.hichina.com directs to 39.96.153.44, 39.96.153.54 and 47.118.199.204 along with 6 other IP addresses.
Mail Servers
The MX records for stdn.tech point to two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
stdn.tech has the same mail server arrangement as a number of other domains, for example jiandanwan.com, ideateventures.com, icar-owner.com and two more.
stdn.tech shares at least some of its mail servers with other domains — for example dtsense.com, logthing.com, gpsoft.cn and two more.