ywsuda.cn - robtex.com
ywsuda.cn
| DNSSEC | ⚠️ Not signed | ||||||
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=2034662178 | ||||||
Same first word
ywsuda.cn |
Similar names
DNS History
8 records (0 active, 8 former)
○NSdns25.hichina.com2018-09-07 → 2018-09-07 · 3 obs
○ 2017-01-11 22:37:40
● 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
● 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
○NSdns26.hichina.com2018-09-07 → 2018-09-07 · 3 obs
○ 2017-01-11 22:37:40
● 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
● 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
○NSdns29.hichina.com2015-08-11 → 2017-01-11 · 4 obs
● 2015-08-11 20:19:14
● 2017-01-11 22:37:40
○ 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
● 2017-01-11 22:37:40
○ 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
○NSdns30.hichina.com2015-08-11 → 2017-01-11 · 4 obs
● 2015-08-11 20:19:14
● 2017-01-11 22:37:40
○ 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
● 2017-01-11 22:37:40
○ 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
○NSns1.nowcndns.com2026-04-12 → 2026-04-12 · 1 obs
○ 2026-04-12 10:32:10
○NSns2.nowcndns.com2026-04-12 → 2026-04-12 · 1 obs
○ 2026-04-12 10:32:10
○A104.18.13.362018-09-07 → 2018-09-07 · 3 obs
○ 2017-01-11 22:37:40
● 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
● 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
○A123.57.72.1742015-08-11 → 2017-01-11 · 4 obs
● 2015-08-11 20:19:14
● 2017-01-11 22:37:40
○ 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
● 2017-01-11 22:37:40
○ 2018-09-07 15:54:34
○ 2026-04-12 10:32:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.25.1
NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3694ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|