`opticalfilter.com.cn`

DNSSEC	⚠️ Not signed
A	38.12.94.221^{🇺🇸 PEGTECHINC38.12.64.0/19 PEG TECH INC}
NS	`dm1.longmingdns.com` ⭐
		A	218.98.111.163^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`dm2.longmingdns.com`
		A	183.253.57.197^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.56^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`dm1.longmingdns.com`dnsadmin@longmingdns.com serial=1754381849

`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.cn`root@cnnic.cn serial=2030510462

WOT: NOT_SAFE (20/100)

Subdomains

www.opticalfilter.com.cn

Same first word

opticalfilter.com.cn

DNS History

13 records (3 active, 10 former)

●NSdm1.longmingdns.com2026-04-08 → 2026-04-12 · 3 obs

○ 2017-04-06 10:31:52
● 2026-04-08 12:40:22
● 2026-04-12 08:16:42

●NSdm2.longmingdns.com2026-04-08 → 2026-04-12 · 3 obs

○ 2017-04-06 10:31:52
● 2026-04-08 12:40:22
● 2026-04-12 08:16:42

○NSdns.bizcn.com2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 13:18:58
○ 2016-01-13 17:41:28
○ 2026-04-12 08:16:42

○NSns5.cnmsn.net2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 13:18:58
○ 2016-01-13 17:41:28
○ 2026-04-12 08:16:42

○NSns6.cnmsn.net2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 13:18:58
○ 2016-01-13 17:41:28
○ 2026-04-12 08:16:42

○NSv1s1.xundns.com2016-01-13 → 2017-04-06 · 5 obs

○ 2015-08-18 13:18:58
● 2016-01-13 17:41:28
● 2017-04-06 10:31:52
○ 2026-04-08 12:40:22
○ 2026-04-12 08:16:42

○NSv1s2.xundns.com2016-01-13 → 2017-04-06 · 5 obs

○ 2015-08-18 13:18:58
● 2016-01-13 17:41:28
● 2017-04-06 10:31:52
○ 2026-04-08 12:40:22
○ 2026-04-12 08:16:42

○A198.11.168.2252016-01-13 → 2017-04-06 · 5 obs

○ 2015-08-18 13:18:58
● 2016-01-13 17:41:28
● 2017-04-06 10:31:52
○ 2026-04-08 12:40:22
○ 2026-04-12 08:16:42

○A198.11.169.872016-01-13 → 2017-04-06 · 5 obs

○ 2015-08-18 13:18:58
● 2016-01-13 17:41:28
● 2017-04-06 10:31:52
○ 2026-04-08 12:40:22
○ 2026-04-12 08:16:42

●A38.12.94.2212026-04-08 → 2026-04-12 · 3 obs

○ 2017-04-06 10:31:52
● 2026-04-08 12:40:22
● 2026-04-12 08:16:42

○A60.191.231.1792015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 13:18:58
○ 2016-01-13 17:41:28
○ 2026-04-12 08:16:42

○CNAMEs20.xunurl.com2016-01-13 → 2017-04-06 · 4 obs

● 2016-01-13 17:41:28
● 2017-04-06 10:31:52
○ 2026-04-08 12:40:22
○ 2026-04-12 08:16:42

○CNAMEurl.xundns.cn2016-01-13 → 2017-04-06 · 4 obs

● 2016-01-13 17:41:28
● 2017-04-06 10:31:52
○ 2026-04-08 12:40:22
○ 2026-04-12 08:16:42

🔍 DNS Trace

Analysis

Hierarchy

opticalfilter.com.cn is the parent of www.opticalfilter.com.cn.

IP Addresses

opticalfilter.com.cn resolves to one IP number: 38.12.94.221.

Other host names such as onlineyou.com.cn and www.opticalfilter.com.cn share IP numbers with opticalfilter.com.cn.

Name Servers

opticalfilter.com.cn is delegated to two name servers dm1.longmingdns.com and dm2.longmingdns.com.

opticalfilter.com.cn shares the same name server setup as other domains, for instance nonkew.cn, danzun.cn, youpinjie.net.cn, gangzhinuanqipian.cn and elebe.cn.

Two IP numbers for a host: dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

One IP number for a host: dm1.longmingdns.com points to 218.98.111.163.

opticalfilter.com.cn - robtex.com