f91c53.cn - robtex.com
f91c53.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=2034666958 | ||||||
Subdomains
Same first word
f91c53.cn |
Similar names
DNS History
7 records (0 active, 7 former)
○NSdns1.hichina.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 11:37:00
○ 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○ 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○NSdns2.hichina.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 11:37:00
○ 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○ 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○NSns1.judns.com2026-02-15 → 2026-02-15 · 3 obs
○ 2020-01-31 11:37:00
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○NSns1.julydns.com2026-02-15 → 2026-02-15 · 3 obs
○ 2020-01-31 11:37:00
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○NSns2.judns.com2026-02-15 → 2026-02-15 · 3 obs
○ 2020-01-31 11:37:00
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○NSns2.julydns.com2026-02-15 → 2026-02-15 · 3 obs
○ 2020-01-31 11:37:00
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○A156.236.41.1632026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 13:29:06
○ 2026-04-13 18:19:48
○ 2026-04-13 18:19:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.29.1
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: 737ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|