`jykl.com`

DNSSEC	⚠️ Not signed
A	123.59.154.172^{🇨🇳 CHINA169-BJ123.59.128.0/19 CloudVsp.Inc}
NS	`dns1.hichina.com` ⭐
		A	2408:4009:501::9^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.123^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns2.hichina.com`
		A	2408:4009:501::10^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.124^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mx1.zmail300.cn` ⭐
		A	117.50.175.134^{🇨🇳 CHINA169-BJ117.50.160.0/19 China Telecom Beijing Co. Ltd.}
			PTR	`51xgm.com`
			PTR	`hhseek.com`
MX	`mx.zmail300.cn`⁽⁵⁰⁾
		A	101.237.133.34^{🇨🇳 CHINA-1101.237.128.0/20 China Telecom Beijing Co. Ltd.}
			PTR	`outhb2.global-mail.cn`
TXT	`v=spf1 include:spf.zmail300.cn -all`
SOA	`dns1.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785042182

Subdomains

m.jykl.com

Same first word

jykl.cn

jykl.com

Similar names

lyjk.gov.cn

klyj.net

lkyj.net

yljk.com

ykjl.com

ykjl.xyz

jlky.net

yjlk.com

jylk.cn

jlyk.cn

jkyl.cn

jkly.com

jlyk.info

lykj.cc

yjlk.xyz

jkyl.se

DNS History

8 records (5 active, 3 former)

●NSdns1.hichina.com2015-07-15 → 2026-07-26 · 2 obs

● 2015-07-15 14:32:04
● 2026-07-26 05:12:48

●NSdns2.hichina.com2015-07-15 → 2026-07-26 · 2 obs

● 2015-07-15 14:32:04
● 2026-07-26 05:12:48

○MXmx.zmail.net.cn2015-07-15 → 2017-04-01 · 4 obs

● 2015-07-15 14:32:04
● 2017-04-01 03:17:30
○ 2020-02-19 17:21:30
○ 2026-07-26 05:12:48

●MXmx.zmail300.cn2020-02-19 → 2026-07-26 · 6 obs

○ 2017-04-01 03:17:30
● 2020-02-19 17:21:30
● 2026-06-11 21:27:52
○ 2026-06-12 07:11:20
● 2026-06-12 08:46:20
● 2026-07-26 05:12:48

●MXmx1.zmail300.cn2020-02-19 → 2026-07-26 · 6 obs

○ 2017-04-01 03:17:30
● 2020-02-19 17:21:30
● 2026-06-11 21:27:52
○ 2026-06-12 07:11:20
● 2026-06-12 08:46:20
● 2026-07-26 05:12:48

○A121.14.65.2162020-02-19 → 2020-02-19 · 4 obs

○ 2017-04-01 03:17:30
● 2020-02-19 17:21:30
○ 2026-04-03 12:53:54
○ 2026-07-26 05:12:48

○A123.100.4.1212015-07-15 → 2017-04-01 · 4 obs

● 2015-07-15 14:32:04
● 2017-04-01 03:17:30
○ 2020-02-19 17:21:30
○ 2026-07-26 05:12:48

●A123.59.154.1722026-04-03 → 2026-07-26 · 6 obs

○ 2020-02-19 17:21:30
● 2026-04-03 12:53:54
● 2026-06-11 21:27:52
○ 2026-06-12 07:11:20
● 2026-06-12 08:46:20
● 2026-07-26 05:12:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jykl.com	dns2.hichina.com, dns1.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns2.hichina.com, dns1.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jykl.com (unsigned zone)

⏱️ Timing

Total: 749ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.59.154.172`
NS	2	`dns1.hichina.com, dns2.hichina.com`
MX	2	`mx1.zmail300.cn (pri: 50), mx.zmail300.cn (pri: 5)`
TXT	1	`v=spf1 include:spf.zmail300.cn -all`
SOA	1	`dns1.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)

Analysis

Hierarchy

m.jykl.com is delegated beneath jykl.com.

IP Addresses

jykl.com directs to one IP number, which is 123.59.154.172.

Among the host names that share IP numbers with jykl.com are manful.com, terrain-tech.com, hn-coupling.com and two others.

Name Servers

The NS records for jykl.com delegate to dns1.hichina.com and dns2.hichina.com.

jykl.com has the same name server delegation as a number of other domains, such as exodus.cn, dwtico.cn, yirongco.com and two more.

Some name servers delegated to jykl.com are also used by other domains, notably hjglxt.com and ghcable.net.

Host names resolving to 9 IP numbers:

dns1.hichina.com maps to 39.96.153.43, 39.96.153.63, 47.118.199.203 and 6 additional IP addresses.

dns2.hichina.com maps to 39.96.153.44, 39.96.153.54, 47.118.199.204 and 6 additional IP addresses.

Mail Servers

The MX records for jykl.com point to two mail servers: mx1.zmail300.cn and mx.zmail300.cn.

jykl.com has the same mail server arrangement as a number of other domains, for example jxbj.com, yb-ccgy.com, chinaguangcheng.com and two more.

jykl.com shares at least some of its mail servers with other domains — for example tianyulite.com, gangbancang.cn, barens.cn and two more.

It is common to find these mail servers paired with the mail servers hwmx.zmail300.cn.

mx1.zmail300.cn → 117.50.175.134 and mx.zmail300.cn → 101.237.133.34: one IP number per host name.

jykl.com - robtex.com

jykl.com

com