dobuilding.cn - robtex.com
dobuilding.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 108.186.148.102🇺🇸 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=1760798719 | ||||||
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=2034614910 | ||||||
Same first word
dobuilding.cn |
dobuilding.com |
DNS History
13 records (3 active, 10 former)
○NSf1g1ns1.dnspod.net2015-07-03 → 2016-07-06 · 4 obs
● 2016-07-06 17:23:34
○ 2016-10-12 10:44:32
○ 2026-03-31 07:15:04
○NSf1g1ns2.dnspod.net2015-07-03 → 2016-07-06 · 4 obs
● 2016-07-06 17:23:34
○ 2016-10-12 10:44:32
○ 2026-03-31 07:15:04
○NSns1.51dns.com2016-10-12 → 2016-10-12 · 3 obs
● 2016-10-12 10:44:32
○ 2026-03-31 07:15:04
●NSns1.nowcndns.com2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 07:15:04
○NSns2.51dns.com2016-10-12 → 2016-10-12 · 3 obs
● 2016-10-12 10:44:32
○ 2026-03-31 07:15:04
●NSns2.nowcndns.com2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 07:15:04
○A103.40.160.1592015-07-03 → 2015-11-03 · 4 obs
● 2015-11-03 11:12:38
○ 2016-01-16 17:36:02
○ 2026-03-31 07:15:04
○A107.151.175.1742016-10-12 → 2016-10-12 · 3 obs
● 2016-10-12 10:44:32
○ 2026-03-31 07:15:04
●A108.186.148.1022026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 07:15:04
○A150.129.218.1292016-04-09 → 2016-07-06 · 5 obs
● 2016-04-09 17:45:18
● 2016-07-06 17:23:34
○ 2016-10-12 10:44:32
○ 2026-03-31 07:15:04
○A64.62.171.1482016-01-16 → 2016-01-16 · 4 obs
● 2016-01-16 17:36:02
○ 2016-04-09 17:45:18
○ 2026-03-31 07:15:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, e.dns.cn, b.dns.cn, a.dns.cn... | - |
| dobuilding.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 dobuilding.cn (unsigned zone)
⏱️ Timing
Total: 4280ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 108.186.148.102 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
dobuilding.cn points to a single IP number: 108.186.148.102.
Other host names, for example cngbw.cn, garsin.cn, ly001.cn and shoesbbs.cn share IP numbers with dobuilding.cn.
Name Servers
dobuilding.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
dobuilding.cn uses the same name server setup as other domains, for instance bnysw.cn, devonmedicalinc.com.cn, creepers.com.cn, jnjfhg.cn and 310sbuxiugangguan.cn.
Host names with three IP numbers: 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.