nullref.cn - dns.ninja
nullref.cn
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=2035119752 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.363.hk2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 08:00:10
● 2026-08-01 08:00:12
○NSns1.nowcndns.com2026-02-26 → 2026-03-26 · 4 obs
● 2026-03-26 23:08:46
○ 2026-08-01 08:00:10
○ 2026-08-01 08:00:12
●NSns2.363.hk2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 08:00:10
● 2026-08-01 08:00:12
○NSns2.nowcndns.com2026-02-26 → 2026-03-26 · 4 obs
● 2026-03-26 23:08:46
○ 2026-08-01 08:00:10
○ 2026-08-01 08:00:12
●NSns3.363.hk2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 08:00:10
● 2026-08-01 08:00:12
●NSns4.363.hk2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 08:00:10
● 2026-08-01 08:00:12
○A38.173.62.222026-03-26 → 2026-03-26 · 4 obs
● 2026-03-26 23:08:46
○ 2026-08-01 08:00:10
○ 2026-08-01 08:00:12
○A38.177.139.1952026-02-26 → 2026-02-26 · 3 obs
○ 2026-03-26 23:08:46
○ 2026-08-01 08:00:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| nullref.cn | ns1.363.hk, ns2.363.hk | - |
✅ Authoritative Response
Server:61.172.183.73
NS records: ns1.363.hk, ns2.363.hk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nullref.cn (unsigned zone)
⏱️ Timing
Total: 4937ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.363.hk, ns3.363.hk... |
| SOA | 1 | ns1.363.hk dnsconct.363.hk |
Analysis
Name Servers
The domain nullref.cn is delegated to these four name servers: ns1.363.hk, ns2.363.hk, ns3.363.hk and ns4.363.hk.
nullref.cn shares at least some of its name servers with other domains, including gazq.xyz, tbtyu.cn, czhtr.com and two others.
These name servers are frequently seen alongside ns5.363.hk, ns6.363.hk, ns1.myhostadmin.net and 5 other name servers.
Hosts pointing to four IP addresses:
ns1.363.hk points to 60.247.150.254, 118.123.249.114, 118.123.253.132 and 240e:d9:c200::2.
Hosts with three IP address records:
ns2.363.hk has IP addresses 61.172.183.73, 211.149.230.100 and 240e:d9:c200:1::2.
ns3.363.hk has IP addresses 61.172.183.77, 118.123.249.114 and 240e:d9:c200::2.
ns4.363.hk has IP addresses 118.123.253.132, 211.149.230.100 and 240e:d9:c200:1::2.
Host names pointing to 240e:d9:c200::2 IP addresses: ns1.363.hk and ns3.363.hk.
Host names pointing to 118.123.249.114 IP addresses: ns1.363.hk and ns3.363.hk.
Host names pointing to 118.123.253.132 IP addresses: ns1.363.hk and ns4.363.hk.
Host names pointing to 240e:d9:c200:1::2 IP addresses: ns2.363.hk and ns4.363.hk.
Host names pointing to 211.149.230.100 IP addresses: ns2.363.hk and ns4.363.hk.