tutbubn.cn - robtex.com
tutbubn.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.227.102.133🇭🇰 OWGELS-AS-AP156.227.64.0/18 Starbow Ltd | ||||||
| NS | ns1.ename.net ⭐ | ||||||
| A | 2001:df2:f080:1::8🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 61.158.128.31🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 31.128.158.61.ha.cnc | ||||||
| A | 218.98.111.173🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.ename.net | ||||||
| A | 240e:97d:10:1402:0:1:0:1005🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network | ||||||
| A | 1.193.216.198🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 183.253.57.199🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.52🇨🇳 DONGGUAN-1211.99.99.0/24 | ||||||
| SOA | ns1.ename.netadmin@ename.net serial=1778733290 | ||||||
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=2035165095 | ||||||
Subdomains
Same first word
tutbubn.cn |
DNS History
3 records (3 active, 0 former)
●A156.227.102.1332026-05-21 → 2026-08-10 · 2 obs
● 2026-08-10 21:22:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| tutbubn.cn | ns1.ename.net, ns2.ename.net | - |
✅ Authoritative Response
Server:183.253.57.199
NS records: ns1.ename.net, ns2.ename.net
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at tutbubn.cn: Error: DNS query timeout: 203.119.29.1 for DS tutbubn.cn
⏱️ Timing
Total: 4693ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.227.102.133 |
| NS | 2 | ns1.ename.net, ns2.ename.net |
| SOA | 1 | ns1.ename.net admin.ename.net |
Analysis
Hierarchy
www.tutbubn.cn and m.tutbubn.cn each fall under tutbubn.cn as their parent domain.
IP Addresses
tutbubn.cn resolves to just one IP address, 156.227.102.133.
Host names such as touzivip.cn, desdm.cn and fmspbw.cn share their IP numbers with tutbubn.cn.
Name Servers
tutbubn.cn is served by two delegated name servers, ns1.ename.net and ns2.ename.net.
tutbubn.cn shares its NS records with other domains, for example xiutu.com, kpjk.com, kpcq.com and two others.
tutbubn.cn has overlapping name servers with several other domains — among them cntti.com, qquy.com, whosyou.com and stepword.com.
These name servers commonly appear alongside the name servers ns3.dns.com and ns4.dns.com.
Host names that resolve to four IP numbers:
ns2.ename.net resolves to 1.193.216.198, 183.253.57.199, 211.99.99.52 and 240e:97d:10:1402:0:1:0:1005.
Hostnames that map to three IP numbers:
ns1.ename.net resolves to three addresses: 61.158.128.31, 218.98.111.173 and 2001:df2:f080:1::8.