leetcode.wang - robtex.com
leetcode.wang
| CNAME | cname-china.vercel-dns.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.76.21.22🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| A | 76.76.21.98🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
wang
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.zdnscloud.com ⭐ | ||||||
| NS | a.zdnscloud.cn | ||||||
| NS | b.zdnscloud.cn | ||||||
| NS | c.zdnscloud.com | ||||||
| NS | d.zdnscloud.com | ||||||
| NS | f.zdnscloud.cn | ||||||
| NS | g.zdnscloud.com | ||||||
| NS | i.zdnscloud.cn | ||||||
| NS | j.zdnscloud.com | ||||||
| TXT | 2018-04-16_11:41:46 | ||||||
| SOA | a.zdnscloud.comtd_dns_gtld@knet.cn serial=1376143622 | ||||||
Subdomains
www.leetcode.wang |
Same first word
leetcode.co |
leetcode.jp |
leetcode.cn |
leetcode.in |
leetcode.ca |
leetcode.io |
leetcode.net |
leetcode.uz |
leetcode.pro |
leetcode.com |
leetcode.wang |
leetcode.codes |
Similar names
DNS History
6 records (3 active, 3 former)
●NSdns13.hichina.com2026-02-15 → 2026-07-12 · 3 obs
○ 2019-12-21 23:06:42
● 2026-02-15 19:34:50
● 2026-07-12 03:34:02
● 2026-02-15 19:34:50
● 2026-07-12 03:34:02
●NSdns14.hichina.com2026-02-15 → 2026-07-12 · 3 obs
○ 2019-12-21 23:06:42
● 2026-02-15 19:34:50
● 2026-07-12 03:34:02
● 2026-02-15 19:34:50
● 2026-07-12 03:34:02
○NSvip1.alidns.com2019-12-21 → 2019-12-21 · 3 obs
● 2019-12-21 23:06:42
○ 2026-02-15 19:34:50
○ 2026-07-12 03:34:02
○ 2026-02-15 19:34:50
○ 2026-07-12 03:34:02
○NSvip2.alidns.com2019-12-21 → 2019-12-21 · 3 obs
● 2019-12-21 23:06:42
○ 2026-02-15 19:34:50
○ 2026-07-12 03:34:02
○ 2026-02-15 19:34:50
○ 2026-07-12 03:34:02
●CNAMEcname-china.vercel-dns.com2026-02-15 → 2026-07-12 · 3 obs
○ 2019-12-21 23:06:42
● 2026-02-15 19:34:50
● 2026-07-12 03:34:02
● 2026-02-15 19:34:50
● 2026-07-12 03:34:02
○CNAMEwind-liang.github.io2019-12-21 → 2019-12-21 · 3 obs
● 2019-12-21 23:06:42
○ 2026-02-15 19:34:50
○ 2026-07-12 03:34:02
○ 2026-02-15 19:34:50
○ 2026-07-12 03:34:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| wang | a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com... | 8 records |
| leetcode.wang | dns13.hichina.com, dns14.hichina.com | - |
✅ Authoritative Response
Server:139.224.142.121
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for leetcode.wang (unsigned zone)
⏱️ Timing
Total: 4190ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns13.hichina.com, dns14.hichina.com |
| CNAME | 1 | cname-china.vercel-dns.com |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com...)
Analysis
Hierarchy
www.leetcode.wang is delegated beneath leetcode.wang.
IP Addresses
leetcode.wang points to the IP addresses 76.76.21.22 and 76.76.21.98
Additional host names — www.controversial.io, stempathydnhs.com, acessnow.site and two others — share IP numbers with leetcode.wang.