syschina.cn - robtex.com
syschina.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=2034773809 | ||||||
Similar names
DNS History
10 records (0 active, 10 former)
○NSf1g1ns1.dnspod.net2015-08-15 → 2015-08-15 · 3 obs
● 2015-08-15 22:49:30
○ 2015-12-27 02:36:12
○ 2026-05-10 09:05:58
○ 2015-12-27 02:36:12
○ 2026-05-10 09:05:58
○NSf1g1ns2.dnspod.net2015-08-15 → 2015-08-15 · 3 obs
● 2015-08-15 22:49:30
○ 2015-12-27 02:36:12
○ 2026-05-10 09:05:58
○ 2015-12-27 02:36:12
○ 2026-05-10 09:05:58
○NSns1.dnsdun.com2016-09-08 → 2016-09-08 · 4 obs
○ 2015-12-27 02:36:12
● 2016-09-08 07:59:58
○ 2017-03-31 15:05:46
○ 2026-05-10 09:05:58
● 2016-09-08 07:59:58
○ 2017-03-31 15:05:46
○ 2026-05-10 09:05:58
○NSns1.exmetis.com2017-03-31 → 2017-03-31 · 4 obs
○ 2016-09-08 07:59:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
○NSns2.exmetis.com2017-03-31 → 2017-03-31 · 4 obs
○ 2016-09-08 07:59:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
○NSns4.dnsdun.net2016-09-08 → 2016-09-08 · 4 obs
○ 2015-12-27 02:36:12
● 2016-09-08 07:59:58
○ 2017-03-31 15:05:46
○ 2026-05-10 09:05:58
● 2016-09-08 07:59:58
○ 2017-03-31 15:05:46
○ 2026-05-10 09:05:58
○NSoray.com2017-03-31 → 2017-03-31 · 4 obs
○ 2016-09-08 07:59:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
○A103.232.215.1442017-03-31 → 2017-03-31 · 4 obs
○ 2016-09-08 07:59:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
● 2017-03-31 15:05:46
○ 2026-02-17 21:39:58
○ 2026-05-10 09:05:58
○A172.246.244.2222015-08-15 → 2015-08-15 · 3 obs
● 2015-08-15 22:49:30
○ 2015-12-27 02:36:12
○ 2026-05-10 09:05:58
○ 2015-12-27 02:36:12
○ 2026-05-10 09:05:58
○A74.91.29.902016-09-08 → 2016-09-08 · 4 obs
○ 2015-12-27 02:36:12
● 2016-09-08 07:59:58
○ 2017-03-31 15:05:46
○ 2026-05-10 09:05:58
● 2016-09-08 07:59:58
○ 2017-03-31 15:05:46
○ 2026-05-10 09:05:58
🔍 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: 833ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|