u-instrument.com - robtex.com
u-instrument.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.106.215.235🇨🇳 Alibaba-Cloud47.106.0.0/16 | ||||||
| NS | dns17.hichina.com ⭐ | ||||||
| A | 2408:4009:501::25🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.100🇨🇳 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 | 139.224.142.110🇨🇳 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 | dns18.hichina.com | ||||||
| A | 2408:4009:501::26🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.98🇨🇳 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 | 139.224.142.108🇨🇳 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 | dns17.hichina.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
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=1775146877 | ||||||
Same first word
u-instrument.com |
DNS History
7 records (5 active, 2 former)
●NSdns17.hichina.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 16:46:14
●NSdns18.hichina.com2015-08-09 → 2026-04-02 · 2 obs
● 2026-04-02 16:46:14
○A161.202.33.1392015-08-09 → 2016-07-17 · 4 obs
● 2016-07-17 07:17:12
○ 2017-04-10 21:43:06
○ 2026-04-02 16:46:14
○A222.77.182.1722017-04-10 → 2017-04-10 · 4 obs
● 2017-04-10 21:43:06
○ 2026-03-29 01:28:22
○ 2026-04-02 16:46:14
●A47.106.215.2352026-03-29 → 2026-04-02 · 3 obs
● 2026-03-29 01:28:22
● 2026-04-02 16:46:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| u-instrument.com | dns17.hichina.com, dns18.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.38
NS records: dns17.hichina.com, dns18.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u-instrument.com (unsigned zone)
⏱️ Timing
Total: 3756ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.106.215.235 |
| NS | 2 | dns18.hichina.com, dns17.hichina.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| SOA | 1 | dns17.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)
Analysis
IP Addresses
u-instrument.com points to a single IP number: 47.106.215.235.
Name Servers
u-instrument.com is delegated to two name servers: dns17.hichina.com and dns18.hichina.com.
u-instrument.com shares the same name server setup as other domains, for example ip-qd.com, huzhu123.com, xdjxhx.com, itpony.com and gybiotech.com.
u-instrument.com at least partially shares name servers with other domains, for instance xxyxdz.com, fengxi.net, jskjl.com, quanrongtongchuang.com and bagdesire.com.
These name servers are often used with expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers:
dns17.hichina.com points to: 2408:4009:501::25, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns18.hichina.com points to: 2408:4009:501::26, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.
Mail Servers
u-instrument.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
u-instrument.com shares the same mail server setup as other domains, for instance yuancheng.com.cn, sfhaa.com, eleceye.com, andaoye.com and khcim.com.
u-instrument.com shares at least partially some mail servers with other domains, for example zzport.com, niaowm.com, xiaotongkids.com and playcomb.com.