257.net.cn - robtex.com
257.net.cn
net.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2028152745 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSns1.myhostadmin.net2026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 04:00:06
●NSns2.myhostadmin.net2026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 04:00:06
●A204.188.254.1872026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 04:00:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, e.dns.cn, d.dns.cn... | - |
| 257.net.cn | ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk... | - |
✅ Authoritative Response
Server:118.123.253.132
NS records: ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk, ns5.363.hk, ns6.363.hk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 257.net.cn (unsigned zone)
⏱️ Timing
Total: 1676ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.188.254.187 |
| NS | 2 | ns2.myhostadmin.net, ns1.myhostadmin.net |
| SOA | 1 | ns1.myhostadmin.net dnsconct.myhostadmin |
Analysis
IP Addresses
257.net.cn points to a single IP: 204.188.254.187.
Other host names, for instance jzwm.cn, d9l.cn, yinjianservice.com, e.nx.cn and lanteng.com.cn share IP numbers with 257.net.cn.
Name Servers
257.net.cn delegates to eight name servers: ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk, ns5.363.hk, ns6.363.hk, ns1.myhostadmin.net and ns2.myhostadmin.net.
257.net.cn partially shares name servers with other domains; examples include ypqx.cn, y-b.net, chinamarinecable.com, dongnanya.net and phfg.cn.
These name servers are commonly used with ns4.myhostadmin.net, ns3.myhostadmin.net, ns5.myhostadmin.net, ns6.myhostadmin.net, ns1.365.hk and ns2.365.hk.
Host names with four IP numbers: The host name ns1.363.hk points to 240e:d9:c200::2, 60.247.150.254, 118.123.249.114 and 118.123.253.132; The host name ns1.myhostadmin.net points to 240e:d9:c200::2, 60.247.150.254, 118.123.249.114 and 118.123.253.132; The host name ns2.myhostadmin.net points to 240e:d9:c200:1::2, 61.172.183.73, 61.240.129.143 and 211.149.230.100.
Host names with three IP numbers: The host name ns2.363.hk points to 240e:d9:c200:1::2, 61.172.183.73 and 211.149.230.100; The host name ns3.363.hk points to 240e:d9:c200::2, 61.172.183.77 and 118.123.249.114; The host name ns4.363.hk points to 240e:d9:c200:1::2, 118.123.253.132 and 211.149.230.100; The host name ns5.363.hk points to 240e:d9:c200::2, 61.172.183.73 and 118.123.249.114; The host name ns6.363.hk points to 240e:d9:c200:1::2, 60.247.150.13 and 118.123.253.132.
Host names that point to 240e:d9:c200::2: ns1.363.hk, ns1.myhostadmin.net, ns3.363.hk and ns5.363.hk. Host names that point to 60.247.150.254: ns1.363.hk and ns1.myhostadmin.net. Host names that point to 118.123.249.114: ns1.363.hk, ns1.myhostadmin.net, ns3.363.hk and ns5.363.hk. Host names that point to 118.123.253.132: ns1.363.hk, ns1.myhostadmin.net, ns4.363.hk and ns6.363.hk. Host names that point to 240e:d9:c200:1::2: ns2.myhostadmin.net, ns2.363.hk, ns4.363.hk and ns6.363.hk. Host names that point to 61.172.183.73: ns2.myhostadmin.net, ns2.363.hk and ns5.363.hk. Host names that point to 211.149.230.100: ns2.myhostadmin.net, ns2.363.hk and ns4.363.hk.