`20com.cn`

DNSSEC	⚠️ Not signed
A	38.238.99.13^{🇺🇸 HDHK38.238.96.0/20}
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=1774689589

`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.cn`root@cnnic.cn serial=2034667784

Subdomains

www.20com.cn

Same first word

20com.ph

20com.com

20com.cn

Similar names

com02.com

com20.com

com20.ph

02com.com

com02.net

DNS History

18 records (3 active, 15 former)

●NSdm1.longmingdns.com2026-03-26 → 2026-04-14 · 3 obs

○ 2015-10-24 00:10:30
● 2026-03-26 17:01:30
● 2026-04-14 01:52:38

●NSdm2.longmingdns.com2026-03-26 → 2026-04-14 · 3 obs

○ 2015-10-24 00:10:30
● 2026-03-26 17:01:30
● 2026-04-14 01:52:38

○NSf1g1ns1.dnspod.net2015-10-24 → 2015-10-24 · 3 obs

● 2015-10-24 00:10:30
○ 2026-03-26 17:01:30
○ 2026-04-14 01:52:38

○NSf1g1ns2.dnspod.net2015-10-24 → 2015-10-24 · 3 obs

● 2015-10-24 00:10:30
○ 2026-03-26 17:01:30
○ 2026-04-14 01:52:38

○MXmail.skrimple.com2015-03-26 → 2017-12-31 · 6 obs

● 2015-03-26 01:01:42
○ 2015-10-24 00:10:30
● 2016-01-22 22:33:24
● 2017-12-31 13:17:08
○ 2026-03-26 17:01:30
○ 2026-04-14 01:52:38

○A103.232.215.1382017-07-12 → 2017-08-29 · 5 obs

○ 2017-07-01 11:58:50
● 2017-07-12 20:23:24
● 2017-08-29 11:34:22
○ 2017-12-31 13:17:08
○ 2026-04-14 01:52:38

○A103.232.215.1392017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-24 03:49:52
● 2017-07-01 11:58:50
○ 2017-07-12 20:23:24
○ 2026-04-14 01:52:38

○A103.51.144.812016-12-08 → 2016-12-24 · 5 obs

○ 2016-06-19 01:52:26
● 2016-12-08 22:22:24
● 2016-12-24 03:49:52
○ 2017-07-01 11:58:50
○ 2026-04-14 01:52:38

○A123.254.111.1902015-10-24 → 2015-10-24 · 4 obs

○ 2015-03-26 01:01:42
● 2015-10-24 00:10:30
○ 2016-01-22 22:33:24
○ 2026-04-14 01:52:38

○A184.105.178.892016-06-19 → 2016-06-19 · 4 obs

○ 2016-04-22 17:21:58
● 2016-06-19 01:52:26
○ 2016-12-08 22:22:24
○ 2026-04-14 01:52:38

○A205.164.14.672015-03-26 → 2015-03-26 · 3 obs

● 2015-03-26 01:01:42
○ 2015-10-24 00:10:30
○ 2026-04-14 01:52:38

○A205.164.14.762015-03-26 → 2015-03-26 · 3 obs

● 2015-03-26 01:01:42
○ 2017-07-01 11:58:50
○ 2026-04-14 01:52:38

○A23.27.98.2372017-07-01 → 2017-07-12 · 5 obs

○ 2016-12-24 03:49:52
● 2017-07-01 11:58:50
● 2017-07-12 20:23:24
○ 2017-07-16 13:52:06
○ 2026-04-14 01:52:38

●A38.238.99.132026-04-05 → 2026-04-14 · 3 obs

○ 2026-03-26 17:01:30
● 2026-04-05 02:56:10
● 2026-04-14 01:52:38

○A38.239.73.132026-03-26 → 2026-03-26 · 4 obs

○ 2017-12-31 13:17:08
● 2026-03-26 17:01:30
○ 2026-04-05 02:56:10
○ 2026-04-14 01:52:38

○A50.117.120.2512017-12-31 → 2017-12-31 · 4 obs

○ 2017-08-29 11:34:22
● 2017-12-31 13:17:08
○ 2026-03-26 17:01:30
○ 2026-04-14 01:52:38

○A65.19.157.2342016-04-16 → 2016-04-22 · 5 obs

○ 2016-02-20 19:27:54
● 2016-04-16 06:18:54
● 2016-04-22 17:21:58
○ 2016-06-19 01:52:26
○ 2026-04-14 01:52:38

○A65.19.157.2352016-01-22 → 2016-02-20 · 5 obs

○ 2015-10-24 00:10:30
● 2016-01-22 22:33:24
● 2016-02-20 19:27:54
○ 2016-04-16 06:18:54
○ 2026-04-14 01:52:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
20com.cn	dm1.longmingdns.com, dm2.longmingdns.com	-

✅ Authoritative Response

Server:183.253.57.197

NS records: dm1.longmingdns.com, dm2.longmingdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 20com.cn (unsigned zone)

⏱️ Timing

Total: 1645ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.238.99.13`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

Hierarchy

The parent of www.20com.cn is 20com.cn.

IP Addresses

20com.cn points to IP number: 38.238.99.13.

Other host names, for instance www.20com.cn share IP numbers with 20com.cn.

Name Servers

20com.cn is delegated to two name servers: dm1.longmingdns.com and dm2.longmingdns.com.

20com.cn shares the same name server setup as bmyf.com.cn, qtrapid.cn, ehcqazr.cn, luckdesign.cn and 82359999.cn.

Host names with two IP numbers:

dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Host names with one IP number:

dm1.longmingdns.com points to 218.98.111.163.

20com.cn - robtex.com

20com.cn

cn