twub.cn - robtex.com
twub.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.201.167.23🇺🇸 POWERLINE-HK154.201.128.0/17 Digital Core Technology Co., Ltd | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| PTR | ip-1-193-216-204.defastlink.net | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| PTR | ip-218-98-111-129.defastlink.net | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| PTR | ip-218-98-111-138.defastlink.net | ||||||
| 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) | ||||||
| PTR | ip-183-253-57-202.defastlink.net | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| PTR | ip-211-99-99-38.defastlink.net | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773392535 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034546407 | ||||||
Same first word
twub.cn |
Similar names
DNS History
16 records (3 active, 13 former)
○NSdns1.iidns.com2016-03-12 → 2016-03-12 · 3 obs
● 2016-03-12 23:15:48
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○NSdns10.hichina.com2017-02-15 → 2017-02-15 · 4 obs
○ 2016-03-12 23:15:48
● 2017-02-15 21:26:20
○ 2020-01-16 07:27:00
○ 2026-03-22 15:59:40
● 2017-02-15 21:26:20
○ 2020-01-16 07:27:00
○ 2026-03-22 15:59:40
○NSdns2.iidns.com2016-03-12 → 2016-03-12 · 3 obs
● 2016-03-12 23:15:48
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○NSdns3.iidns.com2016-03-12 → 2016-03-12 · 3 obs
● 2016-03-12 23:15:48
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○NSdns4.iidns.com2016-03-12 → 2016-03-12 · 3 obs
● 2016-03-12 23:15:48
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○NSdns5.iidns.com2016-03-12 → 2016-03-12 · 3 obs
● 2016-03-12 23:15:48
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○NSdns6.iidns.com2016-03-12 → 2016-03-12 · 3 obs
● 2016-03-12 23:15:48
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○NSdns9.hichina.com2017-02-15 → 2017-02-15 · 4 obs
○ 2016-03-12 23:15:48
● 2017-02-15 21:26:20
○ 2020-01-16 07:27:00
○ 2026-03-22 15:59:40
● 2017-02-15 21:26:20
○ 2020-01-16 07:27:00
○ 2026-03-22 15:59:40
●NSns1.nowcndns.com2026-03-14 → 2026-03-22 · 3 obs
○ 2020-01-16 07:27:00
● 2026-03-14 21:04:56
● 2026-03-22 15:59:40
● 2026-03-14 21:04:56
● 2026-03-22 15:59:40
●NSns2.nowcndns.com2026-03-14 → 2026-03-22 · 3 obs
○ 2020-01-16 07:27:00
● 2026-03-14 21:04:56
● 2026-03-22 15:59:40
● 2026-03-14 21:04:56
● 2026-03-22 15:59:40
○A107.167.19.682015-12-09 → 2015-12-09 · 3 obs
● 2015-12-09 17:25:08
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○A107.167.19.692015-12-09 → 2015-12-09 · 3 obs
● 2015-12-09 17:25:08
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○A107.167.19.702015-12-09 → 2015-12-09 · 3 obs
● 2015-12-09 17:25:08
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○A107.167.19.712015-12-09 → 2015-12-09 · 3 obs
● 2015-12-09 17:25:08
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
○ 2017-02-15 21:26:20
○ 2026-03-22 15:59:40
●A154.201.167.232026-03-14 → 2026-03-22 · 3 obs
○ 2017-02-15 21:26:20
● 2026-03-14 21:04:56
● 2026-03-22 15:59:40
● 2026-03-14 21:04:56
● 2026-03-22 15:59:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn... | - |
| twub.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 twub.cn (unsigned zone)
⏱️ Timing
Total: 3516ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.201.167.23 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
twub.cn resolves to a single IP address: 154.201.167.23.
Other host names, such as f970.cn and aema.cn, share IP numbers with twub.cn.
Name Servers
twub.cn's delegation uses two name servers, ns1.nowcndns.com and ns2.nowcndns.com.
twub.cn shares the same name server setup as other domains, for example oxiq.cn, dgyunx.com.cn, sdtvet.cn, njnew.cn and lantex.cn.
Host names with three IPs:
ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138
ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38