`jcak.cn`

DNSSEC	⚠️ Not signed
A	140.188.90.226^{🇺🇸 PEGTECHINC140.188.64.0/18 PEG TECH INC}
NS	`ns1.nowcndns.com` ⭐
		A	1.193.216.204^{🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network}
		A	218.98.111.129^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	218.98.111.138^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.nowcndns.com`
		A	61.158.128.11^{🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network}
		A	183.253.57.202^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.38^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`ns1.nowcndns.com`admin@nowcndns.com serial=1783080845

`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=2035024329

Same first word

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DNS History

12 records (3 active, 9 former)

●NSns1.nowcndns.com2026-06-17 → 2026-07-10 · 3 obs

○ 2017-10-05 05:25:16
● 2026-06-17 19:06:34
● 2026-07-10 06:54:24

●NSns2.nowcndns.com2026-06-17 → 2026-07-10 · 3 obs

○ 2017-10-05 05:25:16
● 2026-06-17 19:06:34
● 2026-07-10 06:54:24

○NSwww.jcak.cn2015-11-22 → 2017-10-05 · 4 obs

● 2015-11-22 22:55:12
● 2017-10-05 05:25:16
○ 2026-06-17 19:06:34
○ 2026-07-10 06:54:24

○MXio.bouncemx.com2015-11-22 → 2016-09-17 · 4 obs

● 2015-11-22 22:55:12
● 2016-09-17 09:43:30
○ 2017-10-05 05:25:16
○ 2026-07-10 06:54:24

●A140.188.90.2262026-06-28 → 2026-07-10 · 3 obs

○ 2026-06-17 19:06:34
● 2026-06-28 04:31:10
● 2026-07-10 06:54:24

○A38.38.168.662026-06-17 → 2026-06-17 · 4 obs

○ 2017-10-05 05:25:16
● 2026-06-17 19:06:34
○ 2026-06-28 04:31:10
○ 2026-07-10 06:54:24

○A70.39.84.2302015-11-22 → 2015-11-22 · 4 obs

○ 2015-07-19 21:16:52
● 2015-11-22 22:55:12
○ 2016-02-23 03:18:36
○ 2026-07-10 06:54:24

○A70.39.84.2312016-03-16 → 2016-03-16 · 4 obs

○ 2016-02-23 03:18:36
● 2016-03-16 17:41:32
○ 2016-09-17 09:43:30
○ 2026-07-10 06:54:24

○A70.39.84.2322016-09-17 → 2016-09-17 · 4 obs

○ 2016-03-16 17:41:32
● 2016-09-17 09:43:30
○ 2017-10-05 05:25:16
○ 2026-07-10 06:54:24

○A70.39.84.2402016-02-23 → 2016-02-23 · 4 obs

○ 2015-11-22 22:55:12
● 2016-02-23 03:18:36
○ 2016-03-16 17:41:32
○ 2026-07-10 06:54:24

○A70.39.84.2512015-07-19 → 2015-07-19 · 3 obs

● 2015-07-19 21:16:52
○ 2017-10-05 05:25:16
○ 2026-07-10 06:54:24

○CNAMEj.dcoin.co2015-07-19 → 2017-10-05 · 4 obs

● 2015-07-19 21:16:52
● 2017-10-05 05:25:16
○ 2026-06-17 19:06:34
○ 2026-07-10 06:54:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
jcak.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 jcak.cn (unsigned zone)

⏱️ Timing

Total: 1952ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`140.188.90.226`
NS	2	`ns1.nowcndns.com, ns2.nowcndns.com`
SOA	1	`ns1.nowcndns.com admin.nowcndns.com`

Analysis

IP Addresses

jcak.cn resolves to just one IP address, 140.188.90.226.

Other host names, such as ljpghl.cn, share IP numbers with jcak.cn.

Name Servers

jcak.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.

jcak.cn shares its NS records with other domains, for example ureq.cn, rudai.com.cn, zjzhongjie.cn and two others.

ns1.nowcndns.com and ns2.nowcndns.com each have three IP addresses — ns1.nowcndns.com directs to 1.193.216.204, 218.98.111.129 and 218.98.111.138; ns2.nowcndns.com directs to 61.158.128.11, 183.253.57.202 and 211.99.99.38.

jcak.cn - robtex.com

jcak.cn

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