51dingyan.com - robtex.com
51dingyan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.40.140.144🇨🇳 Alibaba-Cloud121.40.0.0/15 | ||||||
| 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 2026-01-09 #13 | ||||||
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=1774487777 | ||||||
Same first word
51dingyan.com |
DNS History
6 records (3 active, 3 former)
○NSdns10.hichina.com2016-12-19 → 2017-10-01 · 4 obs
● 2017-10-01 14:43:20
○ 2026-03-26 01:24:12
○ 2026-03-26 01:24:16
●NSdns25.hichina.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 01:24:12
● 2026-03-26 01:24:16
●NSdns26.hichina.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 01:24:12
● 2026-03-26 01:24:16
○NSdns9.hichina.com2016-12-19 → 2017-10-01 · 4 obs
● 2017-10-01 14:43:20
○ 2026-03-26 01:24:12
○ 2026-03-26 01:24:16
●A121.40.140.1442026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 01:24:12
● 2026-03-26 01:24:16
○A123.57.36.2352016-12-19 → 2017-10-01 · 4 obs
● 2017-10-01 14:43:20
○ 2026-03-26 01:24:12
○ 2026-03-26 01:24:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 51dingyan.com | dns25.hichina.com, dns26.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.39
NS records: dns25.hichina.com, dns26.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51dingyan.com (unsigned zone)
⏱️ Timing
Total: 3655ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.40.140.144 |
| NS | 2 | dns25.hichina.com, dns26.hichina.com |
| SOA | 1 | dns25.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns25.hichina.com, dns25.hichina.com, dns25.hichina.com...)
Analysis
IP Addresses
51dingyan.com points to a single IP: 121.40.140.144.
Name Servers
51dingyan.com's delegation is to two name servers dns25.hichina.com and dns26.hichina.com.
51dingyan.com shares the same name server configuration as other domains, such as wartaker.com, kids-abc.com, mifenfa.com, hbcyzled.com and jj1314.cn.
51dingyan.com at least partially shares its name servers with other domains, for instance loujing.com, glcq.cn, zimei.com, full-way.com and yingcredible.com.
these name servers are commonly used together with ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers: dns25.hichina.com points to 2408:4009:501::33, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109; dns26.hichina.com points to 2408:4009:501::34, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.