sysda.cn - robtex.com
sysda.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.109.198.242🇨🇳 Alibaba-Cloud47.109.0.0/16 | ||||||
| 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, | ||||||
| SOA | dns25.hichina.comhostmaster@hichina.com 2026-06-22 #23 | ||||||
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=2034979781 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
●NSdns25.hichina.com2026-06-27 → 2026-06-28 · 3 obs
● 2026-06-27 05:56:54
● 2026-06-28 15:19:26
●NSdns26.hichina.com2026-06-27 → 2026-06-28 · 3 obs
● 2026-06-27 05:56:54
● 2026-06-28 15:19:26
○NSf1g1ns1.dnspod.net2015-05-20 → 2016-03-31 · 4 obs
● 2016-03-31 01:28:06
○ 2017-04-07 04:21:16
○ 2026-06-28 15:19:26
○NSf1g1ns2.dnspod.net2015-05-20 → 2016-03-31 · 4 obs
● 2016-03-31 01:28:06
○ 2017-04-07 04:21:16
○ 2026-06-28 15:19:26
○A142.54.179.522015-10-22 → 2016-03-31 · 4 obs
● 2016-03-31 01:28:06
○ 2017-04-07 04:21:16
○ 2026-06-28 15:19:26
●A47.109.198.2422026-06-27 → 2026-06-28 · 3 obs
● 2026-06-27 05:56:54
● 2026-06-28 15:19:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| sysda.cn | dns25.hichina.com, dns26.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.219
NS records: dns25.hichina.com, dns26.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysda.cn (unsigned zone)
⏱️ Timing
Total: 4807ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.109.198.242 |
| NS | 2 | dns26.hichina.com, dns25.hichina.com |
| SOA | 1 | dns25.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
sysda.cn points to a single IP number: 47.109.198.242.
Host names such as tjcao.cn and swju.cn share IP numbers with sysda.cn.
Name Servers
sysda.cn has two authoritative name servers — dns25.hichina.com and dns26.hichina.com.
sysda.cn shares its name server setup with other domains, including zxlc-iso.com, watm.cn, godyong.com and two others.
sysda.cn has some name servers in common with other domains such as hehesheng.com, interstarsarena.top and nbacny.com
Host names with 9 IP numbers:
dns25.hichina.com points to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.
dns26.hichina.com points to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.