51todo.net - robtex.com
51todo.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.236.92.17🇨🇳 CHINANET-SHAANXI-CLOUD-BASE103.236.92.0/24 Sichuan Xiaoteyun Technology Co., Ltd | ||||||
| NS | dns1.hichina.com ⭐ | ||||||
| A | 2408:4009:501::9🇨🇳 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 | dns2.hichina.com | ||||||
| A | 2408:4009:501::10🇨🇳 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, | ||||||
| SOA | dns1.hichina.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=1777029756 | ||||||
Same first word
DNS History
6 records (3 active, 3 former)
●NSdns1.hichina.com2026-02-17 → 2026-04-24 · 3 obs
● 2026-02-17 23:54:12
● 2026-04-24 11:27:36
●NSdns2.hichina.com2026-02-17 → 2026-04-24 · 3 obs
● 2026-02-17 23:54:12
● 2026-04-24 11:27:36
○NSdns7.hichina.com2015-08-16 → 2017-05-14 · 4 obs
● 2017-05-14 09:36:12
○ 2026-02-17 23:54:12
○ 2026-04-24 11:27:36
○NSdns8.hichina.com2015-08-16 → 2017-05-14 · 4 obs
● 2017-05-14 09:36:12
○ 2026-02-17 23:54:12
○ 2026-04-24 11:27:36
●A103.236.92.172026-02-17 → 2026-04-24 · 3 obs
● 2026-02-17 23:54:12
● 2026-04-24 11:27:36
○A59.188.69.2212015-08-16 → 2017-05-14 · 4 obs
● 2017-05-14 09:36:12
○ 2026-02-17 23:54:12
○ 2026-04-24 11:27:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| 51todo.net | dns2.hichina.com, dns1.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.63
NS records: dns2.hichina.com, dns1.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51todo.net (unsigned zone)
⏱️ Timing
Total: 4285ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.236.92.17 |
| NS | 2 | dns1.hichina.com, dns2.hichina.com |
| SOA | 1 | dns1.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
51todo.net points to IP number 103.236.92.17.
Name Servers
51todo.net is delegated to two name servers: dns1.hichina.com and dns2.hichina.com.
51todo.net uses the same name server setup as other domains such as tcjswm.com, ctji.cn, tingerstone.com, ruhong168.com and bdgeo.com.
51todo.net shares name servers with other domains at least partially, for example arc-e.com, gelintong.com, brandtrigram.com, cnnb-photo.com and cnbjzh.com.
These name servers are commonly used together with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Host names with nine IP numbers:
dns1.hichina.com points to: 2408:4009:501::9, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.
dns2.hichina.com points to: 2408:4009:501::10, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.