optimized.cn - robtex.com
optimized.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.244.76.74🇺🇸 HKIDC-AS-AP156.244.64.0/18 Shenzhen Jizhan 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=1761716137 | ||||||
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
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.nowcndns.com2026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 02:23:38
● 2026-03-21 10:59:46
● 2026-03-21 10:59:46
●NSns2.nowcndns.com2026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 02:23:38
● 2026-03-21 10:59:46
● 2026-03-21 10:59:46
●A156.244.76.742026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 02:23:38
● 2026-03-21 10:59:46
● 2026-03-21 10:59:46
🔍 DNS Trace
Analysis
IP Addresses
optimized.cn points to a single IP: 156.244.76.74.
Other host names, such as nanruiwan.com, share IP numbers with optimized.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com handle delegation for optimized.cn.
optimized.cn uses the same name server setup as other domains, for example h7126.cn, 7a04.org.cn, c-wm.cn, ep86.cn and cixihaitian.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.