czumed.com - robtex.com
czumed.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.51.245.122🇺🇸 TENCENT-NET-AP-CN49.51.244.0/23 Proxy-registered route object | ||||||
| NS | dns15.hichina.com ⭐ | ||||||
| A | 2408:4009:501::23🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 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 | 139.224.142.122🇨🇳 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 | dns16.hichina.com | ||||||
| A | 2408:4009:501::24🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 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 | 139.224.142.121🇨🇳 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 | hzmx01.mxmail.netease.com ⭐ | ||||||
| A | 47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| MX | hzmx02.mxmail.netease.com(10) | ||||||
| A | 47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| TXT | v=spf1 include:spf.163.com -all | ||||||
| SOA | dns15.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
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=1786178339 | ||||||
Same first word
czumed.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns15.hichina.com2026-03-11 → 2026-08-08 · 2 obs
● 2026-08-08 09:09:26
●NSdns16.hichina.com2026-03-11 → 2026-08-08 · 2 obs
● 2026-08-08 09:09:26
●MXhzmx01.mxmail.netease.com2026-03-11 → 2026-08-08 · 2 obs
● 2026-08-08 09:09:26
●MXhzmx02.mxmail.netease.com2026-03-11 → 2026-08-08 · 2 obs
● 2026-08-08 09:09:26
●A49.51.245.1222026-03-11 → 2026-08-08 · 2 obs
● 2026-08-08 09:09:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net... | - |
| czumed.com | dns15.hichina.com, dns16.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns15.hichina.com, dns16.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for czumed.com (unsigned zone)
⏱️ Timing
Total: 582ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.51.245.122 |
| NS | 2 | dns15.hichina.com, dns16.hichina.com |
| MX | 2 | hzmx01.mxmail.netease.com (pri: 5), hzmx02.mxmail.netease.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.163.com -all |
| SOA | 1 | dns15.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns15.hichina.com, dns15.hichina.com, dns15.hichina.com...)
Analysis
IP Addresses
czumed.com points to a single IP number: 49.51.245.122.
Name Servers
Two name servers handle the delegation for czumed.com: dns15.hichina.com and dns16.hichina.com.
czumed.com shares its name server setup with other domains, including miogo.net, gug.com.cn, lafaer.cn and two others.
czumed.com has some name servers in common with other domains such as tcwi.cn, chainresearch.org and 4i2.com
These name servers are routinely deployed together with the name servers expirens3.hichina.com.
Host names with 9 IP numbers:
dns15.hichina.com resolves to 39.96.153.42, 39.96.153.52 and 47.118.199.202 among others, with 6 other IP addresses in total.
dns16.hichina.com resolves to 39.96.153.41, 39.96.153.51 and 47.118.199.201 among others, with 6 other IP addresses in total.
Mail Servers
czumed.com has two mail servers: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
czumed.com shares the same mail server setup as other domains, including szsh.com, psnmould.com, so(0x6469636b)sh.com and two others.
czumed.com uses mail servers that are also used by other domains, including hnszlbl.com, ccpcl.com.cn and student.cumtb.edu.cn.
hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com each point to two IP numbers — 47.251.71.119 and 47.251.84.126 — making both hosts identical in their DNS resolution.
hzmx01.mxmail.netease.com along with hzmx02.mxmail.netease.com each resolve to 47.251.71.119 IP addresses.
hzmx01.mxmail.netease.com along with hzmx02.mxmail.netease.com each resolve to 47.251.84.126 IP addresses.