itbillion.cn - robtex.com
itbillion.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 108.186.197.20🇺🇸 PEGTECHINC108.186.0.0/16 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US | ||||||
| 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 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1754045948 | ||||||
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=2034584777 | ||||||
Same first word
itbillion.com |
itbillion.cn |
Similar names
DNS History
9 records (3 active, 6 former)
○NSdns7.hichina.com2015-07-25 → 2016-09-21 · 4 obs
● 2016-09-21 18:27:26
○ 2017-05-24 17:22:18
○ 2026-03-25 07:58:04
○NSdns8.hichina.com2015-07-25 → 2016-09-21 · 4 obs
● 2016-09-21 18:27:26
○ 2017-05-24 17:22:18
○ 2026-03-25 07:58:04
○NSjuming.dnsdun.com2017-05-24 → 2017-05-24 · 4 obs
● 2017-05-24 17:22:18
○ 2026-02-19 16:26:40
○ 2026-03-25 07:58:04
○NSjuming.dnsdun.net2017-05-24 → 2017-05-24 · 4 obs
● 2017-05-24 17:22:18
○ 2026-02-19 16:26:40
○ 2026-03-25 07:58:04
●NSns1.nowcndns.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 16:26:40
● 2026-03-25 07:58:04
●NSns2.nowcndns.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 16:26:40
● 2026-03-25 07:58:04
○MXmx.mail.ym.163.com2015-07-25 → 2016-09-21 · 4 obs
● 2016-09-21 18:27:26
○ 2017-05-24 17:22:18
○ 2026-03-25 07:58:04
●A108.186.197.202026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 16:26:40
● 2026-03-25 07:58:04
○A121.201.7.1202015-07-25 → 2016-09-21 · 4 obs
● 2016-09-21 18:27:26
○ 2017-05-24 17:22:18
○ 2026-03-25 07:58:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| itbillion.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:183.253.57.202
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itbillion.cn (unsigned zone)
⏱️ Timing
Total: 3646ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 108.186.197.20 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
itbillion.cn points to a single IP: 108.186.197.20.
Other host names, for instance k6307.cn, dunqie.cn, roden.cn, 5518st.cn and dzaq56.cn share IP numbers with itbillion.cn.
Name Servers
itbillion.cn's delegation is to two name servers ns1.nowcndns.com and ns2.nowcndns.com.
itbillion.cn shares the same name server configuration as other domains, such as lnwhy.cn, baixiangyuan.cn, 100un.com.cn, ruijinsuji.cn and wamnkhxm.cn.
Host names with three IP numbers
The host name ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138; the host name ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38