tech-sem.com - dns.ninja
tech-sem.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns7.hichina.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4009:501::15🇨🇳 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 | dns8.hichina.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4009:501::16🇨🇳 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, | ||||||
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=1781073288 | ||||||
Subdomains
www.tech-sem.com |
Same first word
tech-sem.com |
Similar names
ems-tech.ca |
em-techs.com |
t-scheme.com |
c-themes.com |
ems-tech.com.my |
tes-chem.at |
etch-ems.com |
esm-tech.com |
ms-etech.com |
tec-mesh.de |
ems-tech.net |
mes-tech.pl |
t-scheme.net |
sme-tech.com |
ems-tech.com |
tech-ems.com |
DNS History
7 records (2 active, 5 former)
●NSdns7.hichina.com2015-06-26 → 2026-06-10 · 2 obs
● 2026-06-10 06:47:42
●NSdns8.hichina.com2015-06-26 → 2026-06-10 · 2 obs
● 2026-06-10 06:47:42
○MXmxn.mxhichina.com2015-06-26 → 2026-06-09 · 3 obs
● 2026-06-09 05:04:12
○ 2026-06-10 06:47:42
○MXmxw.mxhichina.com2015-06-26 → 2026-06-09 · 3 obs
● 2026-06-09 05:04:12
○ 2026-06-10 06:47:42
○A101.132.131.1222026-02-23 → 2026-06-09 · 4 obs
● 2026-02-23 10:18:22
● 2026-06-09 05:04:12
○ 2026-06-10 06:47:42
○A121.199.41.142015-06-26 → 2018-12-08 · 4 obs
● 2018-12-08 05:47:06
○ 2026-02-23 10:18:22
○ 2026-06-10 06:47:42
○A8.133.23.2452026-02-23 → 2026-06-10 · 2 obs
○ 2026-06-10 06:47:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net... | - |
| tech-sem.com | dns7.hichina.com, dns8.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.43
NS records: dns7.hichina.com, dns8.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tech-sem.com (unsigned zone)
⏱️ Timing
Total: 635ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 101.132.131.122 |
| NS | 2 | dns8.hichina.com, dns7.hichina.com |
| MX | 2 | mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10) |
| TXT | 2 | MS=E2FC3F58B161C57B5F4CF5C9B51E983A2247F, v=spf1 include:spf.mxhichina.com -all |
| SOA | 1 | dns7.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)
Analysis
Hierarchy
tech-sem.com is a parent domain of www.tech-sem.com.
Name Servers
DNS delegation for tech-sem.com points to two name servers: dns7.hichina.com and dns8.hichina.com.
tech-sem.com has the same name server delegation as a number of other domains, such as flytaobao.com, r3k.com, daqiml.com and two more.
tech-sem.com shares at least some of its name servers with other domains, including incosc.org, ds1024.xyz, qlzhu.com and two others.
These name servers are frequently seen alongside the name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.
Host names resolving to 9 IP numbers:
dns7.hichina.com directs to 39.96.153.43, 39.96.153.63 and 47.118.199.203 among its IP addresses, with six other addresses beyond those.
dns8.hichina.com directs to 39.96.153.44, 39.96.153.54 and 47.118.199.204 among its IP addresses, with six other addresses beyond those.