dzstd.cn - robtex.com
dzstd.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=2034927315 | ||||||
Same first word
dzstd.cn |
Similar names
DNS History
8 records (0 active, 8 former)
○NSns1.judns.com2026-03-24 → 2026-04-13 · 4 obs
○ 2026-02-18 10:09:30
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
○NSns1.julydns.com2026-03-24 → 2026-04-13 · 4 obs
○ 2026-02-18 10:09:30
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
○NSns1.nowcndns.com2026-02-17 → 2026-02-18 · 4 obs
● 2026-02-17 02:33:30
● 2026-02-18 10:09:30
○ 2026-03-24 04:19:24
○ 2026-06-17 04:46:46
● 2026-02-18 10:09:30
○ 2026-03-24 04:19:24
○ 2026-06-17 04:46:46
○NSns2.judns.com2026-03-24 → 2026-04-13 · 4 obs
○ 2026-02-18 10:09:30
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
○NSns2.julydns.com2026-03-24 → 2026-04-13 · 4 obs
○ 2026-02-18 10:09:30
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
○NSns2.nowcndns.com2026-02-17 → 2026-02-18 · 4 obs
● 2026-02-17 02:33:30
● 2026-02-18 10:09:30
○ 2026-03-24 04:19:24
○ 2026-06-17 04:46:46
● 2026-02-18 10:09:30
○ 2026-03-24 04:19:24
○ 2026-06-17 04:46:46
○A156.245.63.282026-03-24 → 2026-04-13 · 4 obs
○ 2026-02-18 10:09:30
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
● 2026-03-24 04:19:24
● 2026-04-13 10:34:06
○ 2026-06-17 04:46:46
○A160.202.82.1002026-02-17 → 2026-02-18 · 4 obs
● 2026-02-17 02:33:30
● 2026-02-18 10:09:30
○ 2026-03-24 04:19:24
○ 2026-06-17 04:46:46
● 2026-02-18 10:09:30
○ 2026-03-24 04:19:24
○ 2026-06-17 04:46:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.28.1
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: 1642ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|