dbsupport.cn - robtex.com
dbsupport.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 201.5.140.217 | ||||||
| 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=1774356978 | ||||||
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=2034709717 | ||||||
Subdomains
mail.dbsupport.cn |
Same first word
Similar names
DNS History
14 records (3 active, 11 former)
○NSns1.myhostadmin.net2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
●NSns1.nowcndns.com2026-03-26 → 2026-04-25 · 3 obs
● 2026-03-26 11:09:52
● 2026-04-25 06:14:26
○NSns2.myhostadmin.net2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
●NSns2.nowcndns.com2026-03-26 → 2026-04-25 · 3 obs
● 2026-03-26 11:09:52
● 2026-04-25 06:14:26
○NSns3.myhostadmin.net2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
○NSns4.myhostadmin.net2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
○NSns5.myhostadmin.net2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
○NSns6.myhostadmin.net2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
○NSns9.szhot.com2015-06-14 → 2017-03-23 · 4 obs
● 2017-03-23 10:11:16
○ 2020-03-10 10:29:42
○ 2026-04-25 06:14:26
○MXmail.dbsupport.cn2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:29:42
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
○MXmxbiz1.qq.com2015-06-14 → 2017-03-23 · 4 obs
● 2017-03-23 10:11:16
○ 2020-03-10 10:29:42
○ 2026-04-25 06:14:26
○MXmxbiz2.qq.com2015-06-14 → 2017-03-23 · 4 obs
● 2017-03-23 10:11:16
○ 2020-03-10 10:29:42
○ 2026-04-25 06:14:26
●A201.5.140.2172026-03-26 → 2026-04-25 · 2 obs
● 2026-04-25 06:14:26
○CNAMEdavidxiao.gotoip55.com2020-03-10 → 2020-03-10 · 3 obs
○ 2026-03-26 11:09:52
○ 2026-04-25 06:14:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| dbsupport.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:218.98.111.138
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dbsupport.cn (unsigned zone)
⏱️ Timing
Total: 4979ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 201.5.140.217 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
Hierarchy
mail.dbsupport.cn has dbsupport.cn as its parent.
IP Addresses
dbsupport.cn maps to IP address 201.5.140.217.
Other host names such as jinchangtong.com.cn, aruze.cn, tissot333.cn and mail.dbsupport.cn share IP numbers with dbsupport.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com are delegated to dbsupport.cn.
dbsupport.cn uses the same name server configuration as other domains, such as fang4.com.cn, kclq.cn, gzmjj.cn, happy-life.net.cn and orivr.com.
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.