sys20.com - dns.ninja

`sys20.com`

DNSSEC	⚠️ Not signed
A	61.161.179.130^{🇨🇳 CHINA169-Backbone61.161.128.0/17 CNC Group CHINA169 Liaoning Province Network}
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 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	`mx.mail.sohu.net` ⭐
		A	116.130.217.80^{🇨🇳 CHINA169-Backbone116.130.0.0/16 Proxy-registered route object}
SOA	`dns17.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=1784782962

Subdomains

www.sys20.com

Same first word

sys20.com

DNS History

5 records (4 active, 1 former)

○NSdns.sohu-inc.com2015-07-05 → 2017-04-20 · 4 obs

● 2015-07-05 21:18:34
● 2017-04-20 00:58:48
○ 2026-02-15 15:01:58
○ 2026-07-23 05:09:22

●NSdns17.hichina.com2026-02-15 → 2026-07-23 · 3 obs

○ 2017-04-20 00:58:48
● 2026-02-15 15:01:58
● 2026-07-23 05:09:22

●NSdns18.hichina.com2026-02-15 → 2026-07-23 · 3 obs

○ 2017-04-20 00:58:48
● 2026-02-15 15:01:58
● 2026-07-23 05:09:22

●MXmx.mail.sohu.net2015-07-05 → 2026-07-23 · 2 obs

● 2015-07-05 21:18:34
● 2026-07-23 05:09:22

●A61.161.179.1302015-07-05 → 2026-07-23 · 2 obs

● 2015-07-05 21:18:34
● 2026-07-23 05:09:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net...	-
sys20.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sys20.com (unsigned zone)

⏱️ Timing

Total: 627ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`61.161.179.130`
NS	2	`dns17.hichina.com, dns18.hichina.com`
MX	1	`mx.mail.sohu.net (pri: 10)`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

Hierarchy

sys20.com is the parent zone for www.sys20.com.

IP Addresses

sys20.com directs to one IP number, which is 61.161.179.130.

www.sys20.com and xn--fiqvi52kl5jlldm23awnxp41c.com, along with other host names, share IP addresses with sys20.com.

Name Servers

Two name servers handle the delegation for sys20.com: dns17.hichina.com and dns18.hichina.com.

sys20.com has the same name server delegation as a number of other domains, such as britork.com, morviue.com, pdnotary.cn and two more.

sys20.com partially shares its name servers with domains like facejet.com and nnhlf.top.

Host names resolving to 9 IP numbers:

dns17.hichina.com resolves to 39.96.153.40, 39.96.153.60 and 47.118.199.200 among others, with 6 other IP addresses in total.

dns18.hichina.com resolves to 39.96.153.38, 39.96.153.61 and 47.118.199.198 among others, with 6 other IP addresses in total.

Mail Servers

sys20.com routes its mail through a single mail server, mx.mail.sohu.net.

sys20.com has the same mail server arrangement as a number of other domains, for example thermostat.cn, flrj.net, 82269999.com and two more.

sys20.com shares at least some of its mail servers with other domains — for example tpyls.com, xzsec.com, nmgatcrj.com and two more.

The mail servers globalmx.sohu.net and mxcom.263xmail.com regularly co-occur with these mail servers.

mx.mail.sohu.net carries a single IP number, which is 116.130.217.80.