rb11.cn - robtex.com
rb11.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.149.135.11🇨🇳 CHINANET-SCIDC-AS-AP211.149.128.0/20 SICHUANIDC province network | ||||||
| NS | ns3.myhostadmin.net ⭐ | ||||||
| A | 240e:d9:c200::2🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network | ||||||
| A | 61.172.183.77🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| A | 118.123.249.114🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center | ||||||
| NS | ns4.myhostadmin.net | ||||||
| SOA | ns3.myhostadmin.netdnsconct@myhostadmin.net 2025-12-12 #33 | ||||||
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=2035153179 | ||||||
Subdomains
atb.rb11.cn |
Same first word
rb11.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns3.myhostadmin.net2026-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 17:49:46
●NSns4.myhostadmin.net2026-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 17:49:46
●A211.149.135.112026-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 17:49:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn... | - |
| rb11.cn | ns3.myhostadmin.net, ns4.myhostadmin.net | - |
✅ Authoritative Response
Server:118.123.249.114
NS records: ns3.myhostadmin.net, ns4.myhostadmin.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rb11.cn (unsigned zone)
⏱️ Timing
Total: 4812ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.149.135.11 |
| NS | 2 | ns3.myhostadmin.net, ns4.myhostadmin.net |
| SOA | 1 | ns3.myhostadmin.net dnsconct.myhostadmin |
Analysis
Hierarchy
atb.rb11.cn is delegated beneath rb11.cn.
IP Addresses
rb11.cn resolves to just one IP address, 211.149.135.11.
atb.rb11.cn, for instance, is one of the other host names sharing IP numbers with rb11.cn.
Name Servers
rb11.cn uses two name servers for its delegation: ns3.myhostadmin.net and ns4.myhostadmin.net.
rb11.cn shares its NS records with other domains, for example game2c.com, uniqlogo.com, jorhen.com and two others.
There is at least partial name server overlap between rb11.cn and other domains — medshinegroup.com, yxtqw.com, jinanfuzhuang.com and two more among them.
These name servers regularly appear alongside ns1.myhostadmin.net, ns2.myhostadmin.net, ns5.myhostadmin.net and 7 other name servers in NS record sets.
Hostnames that map to three IP numbers:
The hostname ns3.myhostadmin.net directs to 61.172.183.77, 118.123.249.114 and 240e:d9:c200::2.