iuibt.cn - robtex.com
iuibt.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=2034750275 | ||||||
Similar names
DNS History
7 records (0 active, 7 former)
○NSns1.51dns.com2015-06-02 → 2015-06-02 · 3 obs
● 2015-06-02 20:50:18
○ 2015-10-05 07:25:44
○ 2026-05-04 22:43:02
○ 2015-10-05 07:25:44
○ 2026-05-04 22:43:02
○NSns2.51dns.com2015-06-02 → 2015-06-02 · 3 obs
● 2015-06-02 20:50:18
○ 2015-10-05 07:25:44
○ 2026-05-04 22:43:02
○ 2015-10-05 07:25:44
○ 2026-05-04 22:43:02
○NSns6.dnsdun.com2015-10-05 → 2016-01-11 · 5 obs
○ 2015-06-02 20:50:18
● 2015-10-05 07:25:44
● 2016-01-11 18:56:00
○ 2016-10-11 14:30:38
○ 2026-05-04 22:43:02
● 2015-10-05 07:25:44
● 2016-01-11 18:56:00
○ 2016-10-11 14:30:38
○ 2026-05-04 22:43:02
○NSns6.dnsdun.net2015-10-05 → 2016-01-11 · 5 obs
○ 2015-06-02 20:50:18
● 2015-10-05 07:25:44
● 2016-01-11 18:56:00
○ 2016-10-11 14:30:38
○ 2026-05-04 22:43:02
● 2015-10-05 07:25:44
● 2016-01-11 18:56:00
○ 2016-10-11 14:30:38
○ 2026-05-04 22:43:02
○A155.94.200.242015-10-05 → 2015-10-05 · 4 obs
○ 2015-06-02 20:50:18
● 2015-10-05 07:25:44
○ 2016-01-11 18:56:00
○ 2026-05-04 22:43:02
● 2015-10-05 07:25:44
○ 2016-01-11 18:56:00
○ 2026-05-04 22:43:02
○A155.94.200.72016-01-11 → 2016-01-11 · 4 obs
○ 2015-10-05 07:25:44
● 2016-01-11 18:56:00
○ 2016-10-11 14:30:38
○ 2026-05-04 22:43:02
● 2016-01-11 18:56:00
○ 2016-10-11 14:30:38
○ 2026-05-04 22:43:02
○A198.16.59.522015-06-02 → 2015-06-02 · 3 obs
● 2015-06-02 20:50:18
○ 2015-10-05 07:25:44
○ 2026-05-04 22:43:02
○ 2015-10-05 07:25:44
○ 2026-05-04 22:43:02
🔍 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: 750ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|