51caocao.net - robtex.com
51caocao.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.alidns.com ⭐ | ||||||
| A | 2408:4009:501::1🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.45🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.55🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.205🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.215🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.45🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.55🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.115🇨🇳 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 | 139.224.142.125🇨🇳 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 | ns2.alidns.com | ||||||
| A | 2408:4009:501::2🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.46🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.56🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.206🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.216🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.46🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.56🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.116🇨🇳 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 | 139.224.142.126🇨🇳 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 | ns1.alidns.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
net
| 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=1778751616 | ||||||
Same first word
DNS History
5 records (2 active, 3 former)
●NSns1.alidns.com2026-04-16 → 2026-05-14 · 3 obs
● 2026-04-16 15:13:10
● 2026-05-14 09:51:24
○NSns19.xincache.com2017-01-03 → 2018-06-24 · 4 obs
● 2018-06-24 18:33:00
○ 2026-04-16 15:13:10
○ 2026-05-14 09:51:24
●NSns2.alidns.com2026-04-16 → 2026-05-14 · 3 obs
● 2026-04-16 15:13:10
● 2026-05-14 09:51:24
○NSns20.xincache.com2017-01-03 → 2018-06-24 · 4 obs
● 2018-06-24 18:33:00
○ 2026-04-16 15:13:10
○ 2026-05-14 09:51:24
○A121.40.30.532017-01-03 → 2018-06-24 · 4 obs
● 2018-06-24 18:33:00
○ 2026-04-16 15:13:10
○ 2026-05-14 09:51:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | k.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net... | - |
| 51caocao.net | ns1.alidns.com, ns2.alidns.com | - |
✅ Authoritative Response
Server:139.224.142.116
NS records: ns1.alidns.com, ns2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51caocao.net (unsigned zone)
⏱️ Timing
Total: 4728ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.alidns.com, ns2.alidns.com |
| SOA | 1 | ns1.alidns.com hostmaster.hichina.com |
Analysis
Name Servers
51caocao.net is delegated to two name servers: ns1.alidns.com and ns2.alidns.com.
51caocao.net uses the same name server setup as other domains such as piaolm.com, bjstb.gov.cn, hg9993.com, 60fbe0f391114.beer and hzbdfzk.com.
51caocao.net shares name servers with other domains at least partially, for example hwsp.cn, redclassifieds.com, guibi.cn, l06.cn and asktrip.com.
these name servers are often used with the following: ns7.alidns.com, ns8.alidns.com, dns17.hichina.com, dns18.hichina.com, dns7.hichina.com, dns8.hichina.com, ns3.afternic.com, dns.sharknames.com, fastdns.sharknames.com and opendns.sharknames.com.
Host names with nine IP numbers:
ns1.alidns.com points to: 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125.
ns2.alidns.com points to: 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.