`ryckj.com`

DNSSEC	⚠️ Not signed
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-09 #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=1777080886

Same first word

ryckj.com

Similar names

ycrkj.com

rckyj.com

rykjc.com

yckjr.cn

DNS History

10 records (4 active, 6 former)

●NSdns19.hichina.com2026-04-25 → 2026-04-25 · 3 obs

○ 2020-01-04 02:09:14
● 2026-04-25 01:35:20
● 2026-04-25 01:35:24

●NSdns20.hichina.com2026-04-25 → 2026-04-25 · 3 obs

○ 2020-01-04 02:09:14
● 2026-04-25 01:35:20
● 2026-04-25 01:35:24

○NSf1g1ns1.dnspod.net2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 06:15:58
○ 2020-01-04 02:09:14
○ 2026-04-25 01:35:24

○NSf1g1ns2.dnspod.net2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 06:15:58
○ 2020-01-04 02:09:14
○ 2026-04-25 01:35:24

○NSjuming.dnsdun.com2020-01-04 → 2020-01-04 · 4 obs

○ 2016-12-19 06:15:58
● 2020-01-04 02:09:14
○ 2026-04-25 01:35:20
○ 2026-04-25 01:35:24

○NSjuming.dnsdun.net2020-01-04 → 2020-01-04 · 4 obs

○ 2016-12-19 06:15:58
● 2020-01-04 02:09:14
○ 2026-04-25 01:35:20
○ 2026-04-25 01:35:24

●MXmxbiz1.qq.com2026-04-25 → 2026-04-25 · 2 obs

● 2026-04-25 01:35:20
● 2026-04-25 01:35:24

●MXmxbiz2.qq.com2026-04-25 → 2026-04-25 · 2 obs

● 2026-04-25 01:35:20
● 2026-04-25 01:35:24

○A175.29.18.1882020-01-04 → 2020-01-04 · 4 obs

○ 2016-12-19 06:15:58
● 2020-01-04 02:09:14
○ 2026-04-25 01:35:20
○ 2026-04-25 01:35:24

○A69.30.199.612016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 06:15:58
○ 2020-01-04 02:09:14
○ 2026-04-25 01:35:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ryckj.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ryckj.com (unsigned zone)

⏱️ Timing

Total: 3482ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns19.hichina.com, dns20.hichina.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

Name Servers

ryckj.com is delegated to two name servers: dns19.hichina.com and dns20.hichina.com.

ryckj.com uses the same name server setup as other domains, including wenyuan.net, haha555.com, dongshengafrica.com, sve.cc and tpu168.com.

At least part of the name servers for ryckj.com are shared with other domains, for instance anfiacn.com, airtacworld.com.sg, paysys.cn, jsjzfw.com and stay-easy.cn.

These name servers are commonly used alongside expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns19.hichina.com points to: 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns20.hichina.com points to: 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

ryckj.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

ryckj.com uses the same mail server setup as other domains, for instance shacademy.cn, tumchina.com, fundipper.cn, hpa.org.cn and szjpgroup.com.

ryckj.com shares at least some mail servers with other domains, for example tengape.com, heyoulao.com, smart-health.cn, www.07soft.com and ty191.com.

ryckj.com - robtex.com

ryckj.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`ryckj.com`

`com`