jztkd.cn - robtex.com
jztkd.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns25.hichina.com ⭐ | ||||||
| A | 2408:4009:501::33🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.99🇨🇳 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 | 139.224.142.109🇨🇳 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 | dns26.hichina.com | ||||||
| A | 2408:4009:501::34🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.102🇨🇳 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 | 139.224.142.107🇨🇳 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) | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | dns25.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=2035184531 | ||||||
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns25.hichina.com2026-03-05 → 2026-08-15 · 2 obs
● 2026-08-15 19:45:18
●NSdns26.hichina.com2026-03-05 → 2026-08-15 · 2 obs
● 2026-08-15 19:45:18
○A47.89.39.982016-07-01 → 2016-07-01 · 3 obs
○ 2017-03-17 06:17:56
○ 2026-08-15 19:45:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, d.dns.cn, e.dns.cn, b.dns.cn... | - |
| jztkd.cn | dns25.hichina.com, dns26.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.37
NS records: dns25.hichina.com, dns26.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jztkd.cn (unsigned zone)
⏱️ Timing
Total: 1507ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns26.hichina.com, dns25.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | dns25.hichina.com hostmaster.hichina.com |
Analysis
Name Servers
jztkd.cn is delegated to two name servers: dns25.hichina.com and dns26.hichina.com.
jztkd.cn has the same name server delegation as a number of other domains, such as busiboy.com, techhubnttdata.com.cn, myfeiniu.com and two more.
jztkd.cn partially shares its name servers with domains like 123qu.cn and myrefractory.com.
Host names resolving to 9 IP numbers:
dns25.hichina.com resolves to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.
dns26.hichina.com resolves to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.
Mail Servers
The MX records for jztkd.cn point to two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
jztkd.cn has the same mail server arrangement as a number of other domains, for example foolong.com, bor-jenn.com, lbgttc.com and two more.
jztkd.cn shares at least some of its mail servers with other domains — for example rongzhidao.net, biboyeya.com, sh-carrerar.com and two more.