optika.com.cn - robtex.com
optika.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.232.151.169🇭🇰 HDHK156.232.144.0/21 Proxy-registered route object | ||||||
| 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=1769101113 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030470798 | ||||||
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
●NSns1.nowcndns.com2026-02-25 → 2026-03-22 · 3 obs
○ 2017-03-29 20:24:14
● 2026-02-25 02:56:38
● 2026-03-22 15:53:20
● 2026-02-25 02:56:38
● 2026-03-22 15:53:20
●NSns2.nowcndns.com2026-02-25 → 2026-03-22 · 3 obs
○ 2017-03-29 20:24:14
● 2026-02-25 02:56:38
● 2026-03-22 15:53:20
● 2026-02-25 02:56:38
● 2026-03-22 15:53:20
○NSwww.optika.com.cn2015-08-18 → 2017-03-29 · 4 obs
● 2015-08-18 11:29:20
● 2017-03-29 20:24:14
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
● 2017-03-29 20:24:14
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
○MXio.bouncemx.com2015-12-08 → 2016-07-16 · 4 obs
● 2015-12-08 03:04:50
● 2016-07-16 06:34:04
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
● 2016-07-16 06:34:04
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
●A156.232.151.1692026-02-25 → 2026-03-22 · 3 obs
○ 2016-07-16 06:34:04
● 2026-02-25 02:56:38
● 2026-03-22 15:53:20
● 2026-02-25 02:56:38
● 2026-03-22 15:53:20
○A70.39.84.2282015-08-18 → 2015-08-18 · 3 obs
● 2015-08-18 11:29:20
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
○A70.39.84.2342015-12-08 → 2015-12-08 · 4 obs
○ 2015-08-18 11:29:20
● 2015-12-08 03:04:50
○ 2016-03-21 12:37:22
○ 2026-03-22 15:53:20
● 2015-12-08 03:04:50
○ 2016-03-21 12:37:22
○ 2026-03-22 15:53:20
○A70.39.84.2362016-03-21 → 2016-03-21 · 4 obs
○ 2015-12-08 03:04:50
● 2016-03-21 12:37:22
○ 2016-07-16 06:34:04
○ 2026-03-22 15:53:20
● 2016-03-21 12:37:22
○ 2016-07-16 06:34:04
○ 2026-03-22 15:53:20
○A70.39.84.2532016-07-16 → 2016-07-16 · 4 obs
○ 2016-03-21 12:37:22
● 2016-07-16 06:34:04
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
● 2016-07-16 06:34:04
○ 2026-02-25 02:56:38
○ 2026-03-22 15:53:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| optika.com.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 optika.com.cn (unsigned zone)
⏱️ Timing
Total: 1873ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.232.151.169 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
optika.com.cn points to a single IP number: 156.232.151.169.
Other host names, for instance armansafar.com, share IP numbers with optika.com.cn.
Name Servers
optika.com.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
optika.com.cn uses the same name server setup as other domains, for instance rgjkj.cn, d2177.cn, oozb.cn, sz-unix.cn and nchxqkl.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.