opcmaster.cn - robtex.com
opcmaster.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.33.102.229 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204AS1390181.193.216.0/24 | ||||||
| A | 218.98.111.129AS140227218.98.111.0/24 | ||||||
| A | 218.98.111.138AS140227218.98.111.0/24 | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11CHINA169-Backbone61.158.128.0/17 | ||||||
| A | 183.253.57.202CHINAMOBILE-CN183.253.0.0/16 | ||||||
| A | 211.99.99.38AS63695211.99.99.0/24 | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773661953 | ||||||
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=2035018693 | ||||||
DNS History
13 records (3 active, 10 former)
○NSdns31.hichina.com2015-08-23 → 2016-03-06 · 4 obs
● 2015-08-23 14:58:58
● 2016-03-06 08:44:34
○ 2016-07-02 19:58:48
○ 2026-07-08 19:57:42
● 2016-03-06 08:44:34
○ 2016-07-02 19:58:48
○ 2026-07-08 19:57:42
○NSdns32.hichina.com2015-08-23 → 2016-03-06 · 4 obs
● 2015-08-23 14:58:58
● 2016-03-06 08:44:34
○ 2016-07-02 19:58:48
○ 2026-07-08 19:57:42
● 2016-03-06 08:44:34
○ 2016-07-02 19:58:48
○ 2026-07-08 19:57:42
○NSf1g1ns1.dnspod.net2016-07-02 → 2017-02-17 · 5 obs
○ 2016-03-06 08:44:34
● 2016-07-02 19:58:48
● 2017-02-17 22:18:44
○ 2019-04-15 06:51:12
○ 2026-07-08 19:57:42
● 2016-07-02 19:58:48
● 2017-02-17 22:18:44
○ 2019-04-15 06:51:12
○ 2026-07-08 19:57:42
○NSf1g1ns2.dnspod.net2016-07-02 → 2017-02-17 · 5 obs
○ 2016-03-06 08:44:34
● 2016-07-02 19:58:48
● 2017-02-17 22:18:44
○ 2019-04-15 06:51:12
○ 2026-07-08 19:57:42
● 2016-07-02 19:58:48
● 2017-02-17 22:18:44
○ 2019-04-15 06:51:12
○ 2026-07-08 19:57:42
○NSjuming.dnsdun.com2019-04-15 → 2019-04-15 · 4 obs
○ 2017-02-17 22:18:44
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
○NSjuming.dnsdun.net2019-04-15 → 2019-04-15 · 4 obs
○ 2017-02-17 22:18:44
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
●NSns1.nowcndns.com2026-06-07 → 2026-07-08 · 3 obs
○ 2019-04-15 06:51:12
● 2026-06-07 19:23:44
● 2026-07-08 19:57:42
● 2026-06-07 19:23:44
● 2026-07-08 19:57:42
●NSns2.nowcndns.com2026-06-07 → 2026-07-08 · 3 obs
○ 2019-04-15 06:51:12
● 2026-06-07 19:23:44
● 2026-07-08 19:57:42
● 2026-06-07 19:23:44
● 2026-07-08 19:57:42
○A115.239.252.512015-08-23 → 2016-03-06 · 4 obs
● 2015-08-23 14:58:58
● 2016-03-06 08:44:34
○ 2016-07-02 19:58:48
○ 2026-07-08 19:57:42
● 2016-03-06 08:44:34
○ 2016-07-02 19:58:48
○ 2026-07-08 19:57:42
○A198.56.181.1712019-04-15 → 2019-04-15 · 4 obs
○ 2017-02-17 22:18:44
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
○A211.149.181.1842019-04-15 → 2019-04-15 · 4 obs
○ 2017-02-17 22:18:44
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
● 2019-04-15 06:51:12
○ 2026-06-07 19:23:44
○ 2026-07-08 19:57:42
●A38.33.102.2292026-06-07 → 2026-07-08 · 3 obs
○ 2019-04-15 06:51:12
● 2026-06-07 19:23:44
● 2026-07-08 19:57:42
● 2026-06-07 19:23:44
● 2026-07-08 19:57:42
○A98.126.130.2042016-07-02 → 2017-02-17 · 5 obs
○ 2016-03-06 08:44:34
● 2016-07-02 19:58:48
● 2017-02-17 22:18:44
○ 2019-04-15 06:51:12
○ 2026-07-08 19:57:42
● 2016-07-02 19:58:48
● 2017-02-17 22:18:44
○ 2019-04-15 06:51:12
○ 2026-07-08 19:57:42
🔍 DNS Trace
Analysis
IP Addresses
opcmaster.cn directs to one IP number, which is 38.33.102.229.
Name Servers
opcmaster.cn uses two name servers for its delegation: ns1.nowcndns.com and ns2.nowcndns.com.
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. Both hosts resolve to three IP numbers.