tvb5.cn - robtex.com
tvb5.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 140.188.138.138🇺🇸 PEGTECHINC140.188.128.0/19 PEG TECH INC | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1783954688 | ||||||
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 2035-10-29 #44 | ||||||
Same first word
tvb5.cn |
Similar names
DNS History
12 records (3 active, 9 former)
○NSa.dnspod.com2016-11-19 → 2016-11-19 · 4 obs
● 2016-11-19 00:55:16
○ 2017-05-05 22:51:26
○ 2026-07-28 21:42:16
○NSb.dnspod.com2016-11-19 → 2016-11-19 · 4 obs
● 2016-11-19 00:55:16
○ 2017-05-05 22:51:26
○ 2026-07-28 21:42:16
○NSc.dnspod.com2016-11-19 → 2016-11-19 · 4 obs
● 2016-11-19 00:55:16
○ 2017-05-05 22:51:26
○ 2026-07-28 21:42:16
○NSf1g1ns1.dnspod.net2015-12-07 → 2017-06-13 · 8 obs
● 2016-04-20 15:07:34
○ 2016-10-28 10:39:02
○ 2016-11-19 00:55:16
● 2017-05-05 22:51:26
● 2017-06-13 07:46:08
○ 2026-07-09 05:14:38
○ 2026-07-28 21:42:16
○NSf1g1ns2.dnspod.net2015-12-07 → 2017-06-13 · 8 obs
● 2016-04-20 15:07:34
○ 2016-10-28 10:39:02
○ 2016-11-19 00:55:16
● 2017-05-05 22:51:26
● 2017-06-13 07:46:08
○ 2026-07-09 05:14:38
○ 2026-07-28 21:42:16
●NSns1.nowcndns.com2026-07-09 → 2026-07-28 · 3 obs
● 2026-07-09 05:14:38
● 2026-07-28 21:42:16
●NSns2.nowcndns.com2026-07-09 → 2026-07-28 · 3 obs
● 2026-07-09 05:14:38
● 2026-07-28 21:42:16
○A104.200.178.842017-05-26 → 2017-06-13 · 5 obs
● 2017-05-26 12:19:54
● 2017-06-13 07:46:08
○ 2026-07-09 05:14:38
○ 2026-07-28 21:42:16
●A140.188.138.1382026-07-09 → 2026-07-28 · 3 obs
● 2026-07-09 05:14:38
● 2026-07-28 21:42:16
○A198.71.94.1332017-05-05 → 2017-05-05 · 4 obs
● 2017-05-05 22:51:26
○ 2017-05-26 12:19:54
○ 2026-07-28 21:42:16
○A23.224.242.2282016-11-19 → 2016-11-19 · 4 obs
● 2016-11-19 00:55:16
○ 2017-05-05 22:51:26
○ 2026-07-28 21:42:16
○A23.27.192.1152015-08-14 → 2015-08-14 · 3 obs
○ 2017-05-05 22:51:26
○ 2026-07-28 21:42:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, d.dns.cn... | - |
| tvb5.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:218.98.111.129
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tvb5.cn (unsigned zone)
⏱️ Timing
Total: 2914ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 140.188.138.138 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
tvb5.cn points to a single IP number: 140.188.138.138.
Other host names, among them leisger.net.cn and cpmec.com.cn, have IP numbers in common with tvb5.cn.
Name Servers
Two name servers handle the delegation for tvb5.cn: ns1.nowcndns.com and ns2.nowcndns.com.
tvb5.cn shares its name server setup with other domains, including qqcfn.cn, zgkqn.com.cn, fzdcw.cn and two others.
The hosts ns1.nowcndns.com and ns2.nowcndns.com both resolve to three IP numbers: ns1.nowcndns.com to 1.193.216.204, 218.98.111.129 and 218.98.111.138, and ns2.nowcndns.com to 61.158.128.11, 183.253.57.202 and 211.99.99.38.