sysw020.com - dns.ninja

`sysw020.com`

DNSSEC	⚠️ Not signed
A	208.98.40.40^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`www.sysw020.com` ⭐
		A	208.98.43.39^{🇺🇸 SHARKTECH-1208.98.43.0/24}
			PTR	`rylandhomesmktg.com`
NS	`ns1.4.cn` ⚠️ Not in zone NS records
		A	107.167.27.66^{🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route)}
NS	`ns2.4.cn` ⚠️ Not in zone NS records
		A	208.98.43.66^{🇺🇸 SHARKTECH-1208.98.43.0/24}
			PTR	`jensenstilbud.com`
SOA	`www.sysw020.com`sysw020@com 2008-08-03 #0

`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=1785980224

Subdomains

mail.sysw020.com

DNS History

8 records (4 active, 4 former)

●NSns1.4.cn2026-08-06 → 2026-08-06 · 2 obs

○ 2017-04-05 10:17:28
● 2026-08-06 01:49:50

○NSns13.xincache.com2015-07-21 → 2017-04-05 · 3 obs

● 2015-07-21 17:51:30
● 2017-04-05 10:17:28
○ 2026-08-06 01:49:50

○NSns14.xincache.com2015-07-21 → 2017-04-05 · 3 obs

● 2015-07-21 17:51:30
● 2017-04-05 10:17:28
○ 2026-08-06 01:49:50

●NSns2.4.cn2026-08-06 → 2026-08-06 · 2 obs

○ 2017-04-05 10:17:28
● 2026-08-06 01:49:50

●NSwww.sysw020.com2026-08-06 → 2026-08-06 · 2 obs

○ 2017-04-05 10:17:28
● 2026-08-06 01:49:50

○MXmail.sysw020.com2015-07-21 → 2017-04-05 · 3 obs

● 2015-07-21 17:51:30
● 2017-04-05 10:17:28
○ 2026-08-06 01:49:50

○A124.173.128.232015-07-21 → 2017-04-05 · 3 obs

● 2015-07-21 17:51:30
● 2017-04-05 10:17:28
○ 2026-08-06 01:49:50

●A208.98.40.402026-08-06 → 2026-08-06 · 2 obs

○ 2017-04-05 10:17:28
● 2026-08-06 01:49:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
sysw020.com	ns1.4.cn, ns2.4.cn	-

✅ Authoritative Response

Server:208.98.43.66

NS records: ns1.4.cn, ns2.4.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysw020.com (unsigned zone)

⏱️ Timing

Total: 1491ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.98.40.40`
SOA	1	`www.sysw020.com sysw020.com`

Analysis

Hierarchy

mail.sysw020.com is delegated beneath sysw020.com.

IP Addresses

sysw020.com points to a single IP number: 208.98.40.40.

Additional host names — kangyuelaw.com, www.www.www.lybook.com.cn, www.www.www.cnwanbo.com and two others — share IP numbers with sysw020.com.

Name Servers

The authoritative name servers for sysw020.com are ns1.4.cn, ns2.4.cn and www.sysw020.com — three in total.

There is at least partial name server overlap between sysw020.com and other domains — sunshe.com, tflqy.com, cnsmd.com and two more among them.

The name servers www.sunshe.com, www.tflqy.com and www.cnsmd.com are often found in combination with these name servers.

The hostnames ns1.4.cn, ns2.4.cn and www.sysw020.com each resolve to a single IP: ns1.4.cn → 107.167.27.66, ns2.4.cn → 208.98.43.66, www.sysw020.com → 208.98.43.39.