d556.cn - robtex.com
d556.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=2035190672 | ||||||
Similar names
DNS History
4 records (0 active, 4 former)
○NSns1.cnolnic.net2015-06-02 → 2017-01-09 · 4 obs
● 2015-06-02 23:58:54
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
○NSns2.cnolnic.net2015-06-02 → 2017-01-09 · 4 obs
● 2015-06-02 23:58:54
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
○MXmail.d556.cn2015-06-02 → 2017-01-09 · 4 obs
● 2015-06-02 23:58:54
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
○A222.76.240.2292015-06-02 → 2017-01-09 · 4 obs
● 2015-06-02 23:58:54
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
● 2017-01-09 16:08:36
○ 2026-08-17 11:31:28
○ 2026-08-17 11:31:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.27.1
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: 630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|