503.net.cn - robtex.com
503.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=2028172340 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSns1.myhostadmin.net2026-05-28 → 2026-05-29 · 2 obs
● 2026-05-29 21:40:50
●NSns2.myhostadmin.net2026-05-28 → 2026-05-29 · 2 obs
● 2026-05-29 21:40:50
●A144.48.240.892026-05-28 → 2026-05-29 · 2 obs
● 2026-05-29 21:40:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 503.net.cn | ns3.363.hk, ns4.363.hk, ns5.363.hk, ns6.363.hk... | - |
✅ Authoritative Response
Server:60.247.150.13
NS records: ns3.363.hk, ns4.363.hk, ns5.363.hk, ns6.363.hk, ns1.363.hk, ns2.363.hk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 503.net.cn (unsigned zone)
⏱️ Timing
Total: 2170ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.48.240.89 |
| NS | 2 | ns2.myhostadmin.net, ns1.myhostadmin.net |
| SOA | 1 | ns1.myhostadmin.net dnsconct.myhostadmin |
Analysis
IP Addresses
503.net.cn has exactly one IP address — 144.48.240.89.
757.net.cn, wap.zqll.cn, bc0.cn plus two other host names have IP numbers in common with 503.net.cn.
Name Servers
The DNS authority for 503.net.cn is spread across 8 name servers, among them ns1.363.hk, ns2.363.hk, ns3.363.hk and five others.
At least some of 503.net.cn's name servers are shared with other domains, for example 207207.cc, 33311111.net, gosoku.com and two more.
It is common to see these name servers paired with ns4.363.hk, ns1.myhostadmin.net, ns2.myhostadmin.net and six other name servers.
Hosts with 4 IP addresses each:
ns1.363.hk directs to 60.247.150.254, 118.123.249.114, 118.123.253.132 and 240e:d9:c200::2.
ns1.myhostadmin.net directs to 60.247.150.254, 118.123.249.114, 118.123.253.132 and 240e:d9:c200::2.
ns2.myhostadmin.net directs to 61.172.183.73, 61.240.129.143, 211.149.230.100 and 240e:d9:c200:1::2.
Host names carrying three IP numbers:
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.
ns5.363.hk has IP addresses 61.172.183.73, 118.123.249.114 and 240e:d9:c200::2.
ns6.363.hk has IP addresses 60.247.150.13, 118.123.253.132 and 240e:d9:c200:1::2.
The following host names resolve to 240e:d9:c200::2: ns1.363.hk, ns1.myhostadmin.net, ns3.363.hk and ns5.363.hk.
Host names pointing to 60.247.150.254 IP addresses: ns1.363.hk and ns1.myhostadmin.net.
The following host names resolve to 118.123.249.114: ns1.363.hk, ns1.myhostadmin.net, ns3.363.hk and ns5.363.hk.
The following host names resolve to 118.123.253.132: ns1.363.hk, ns1.myhostadmin.net, ns4.363.hk and ns6.363.hk.
The following host names resolve to 240e:d9:c200:1::2: ns2.myhostadmin.net, ns2.363.hk, ns4.363.hk and ns6.363.hk.
Three host names point to 61.172.183.73: ns2.myhostadmin.net, ns2.363.hk and ns5.363.hk.
Three host names point to 211.149.230.100: ns2.myhostadmin.net, ns2.363.hk and ns4.363.hk.