ioptimize.cn - robtex.com
ioptimize.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.173.7.15🇺🇸 AS39847838.173.0.0/18 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 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773658389 | ||||||
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=2034669963 | ||||||
Same first word
ioptimize.co.uk |
ioptimize.cn |
DNS History
10 records (3 active, 7 former)
○NSdns10.hichina.com2015-08-03 → 2016-06-30 · 4 obs
● 2016-06-30 21:53:20
○ 2017-03-13 14:43:04
○ 2026-04-14 15:22:56
○NSdns9.hichina.com2015-08-03 → 2016-06-30 · 4 obs
● 2016-06-30 21:53:20
○ 2017-03-13 14:43:04
○ 2026-04-14 15:22:56
○NSf1g1ns1.dnspod.net2017-03-13 → 2020-04-12 · 5 obs
● 2017-03-13 14:43:04
● 2020-04-12 18:39:48
○ 2026-04-14 15:22:54
○ 2026-04-14 15:22:56
○NSf1g1ns2.dnspod.net2017-03-13 → 2020-04-12 · 5 obs
● 2017-03-13 14:43:04
● 2020-04-12 18:39:48
○ 2026-04-14 15:22:54
○ 2026-04-14 15:22:56
●NSns1.nowcndns.com2026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 15:22:54
● 2026-04-14 15:22:56
●NSns2.nowcndns.com2026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 15:22:54
● 2026-04-14 15:22:56
○A166.111.198.1662015-08-03 → 2016-06-30 · 4 obs
● 2016-06-30 21:53:20
○ 2017-03-13 14:43:04
○ 2026-04-14 15:22:56
○A172.246.169.1812020-04-12 → 2020-04-12 · 4 obs
● 2020-04-12 18:39:48
○ 2026-04-14 15:22:54
○ 2026-04-14 15:22:56
○A38.11.224.2112026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-14 15:22:56
●A38.173.7.152026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 15:22:54
● 2026-04-14 15:22:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn... | - |
| ioptimize.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:1.193.216.204
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ioptimize.cn (unsigned zone)
⏱️ Timing
Total: 4588ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.173.7.15 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
ioptimize.cn maps to IP address 38.173.7.15.
Other host names, for instance qruicar.cn, hnscdq.cn, zqyy520.cn, pzeo.cn and apmterminals.cn share IP numbers with ioptimize.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com are delegated to ioptimize.cn.
ioptimize.cn uses the same name server configuration as other domains, such as 006556.cn, bigleague.cn, fhnvee.cn, ym8ifkpz.cn and jdwdz168.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.