`sysit.com.cn`

DNSSEC	⚠️ Not signed
A	154.215.124.147^{🇭🇰 OWGELS-AS-AP154.215.64.0/18 Starbow ltd}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-27-251.defastlink.net`
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-48-223.defastlink.net`
SOA	`ns1.julydns.com`master@jmdns.com serial=1773401177

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030470798

WOT: NOT_SAFE (20/100)

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DNS History

10 records (5 active, 5 former)

○NSdns21.hichina.com2015-06-25 → 2020-03-07 · 4 obs

● 2015-06-25 12:14:10
● 2020-03-07 20:48:02
○ 2026-03-08 16:29:24
○ 2026-03-23 00:41:28

○NSdns22.hichina.com2015-06-25 → 2020-03-07 · 4 obs

● 2015-06-25 12:14:10
● 2020-03-07 20:48:02
○ 2026-03-08 16:29:24
○ 2026-03-23 00:41:28

●NSns1.judns.com2026-03-08 → 2026-03-23 · 3 obs

○ 2020-03-07 20:48:02
● 2026-03-08 16:29:24
● 2026-03-23 00:41:28

●NSns1.julydns.com2026-03-08 → 2026-03-23 · 3 obs

○ 2020-03-07 20:48:02
● 2026-03-08 16:29:24
● 2026-03-23 00:41:28

●NSns2.judns.com2026-03-08 → 2026-03-23 · 3 obs

○ 2020-03-07 20:48:02
● 2026-03-08 16:29:24
● 2026-03-23 00:41:28

●NSns2.julydns.com2026-03-08 → 2026-03-23 · 3 obs

○ 2020-03-07 20:48:02
● 2026-03-08 16:29:24
● 2026-03-23 00:41:28

○A112.127.122.1022015-06-25 → 2020-03-07 · 4 obs

● 2015-06-25 12:14:10
● 2020-03-07 20:48:02
○ 2026-03-08 16:29:24
○ 2026-03-23 00:41:28

○A154.204.248.1152026-03-12 → 2026-03-12 · 3 obs

○ 2026-03-08 16:29:24
● 2026-03-12 17:29:26
○ 2026-03-23 00:41:28

●A154.215.124.1472026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-12 17:29:26
● 2026-03-23 00:41:28

○A23.231.250.1752026-03-08 → 2026-03-08 · 4 obs

○ 2020-03-07 20:48:02
● 2026-03-08 16:29:24
○ 2026-03-12 17:29:26
○ 2026-03-23 00:41:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn...	-
sysit.com.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysit.com.cn (unsigned zone)

⏱️ Timing

Total: 4555ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.215.124.147`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

IP Addresses

sysit.com.cn resolves to a single IP address: 154.215.124.147.

Other host names, for instance hbyezhuo.com, share IP numbers with sysit.com.cn.

Name Servers

sysit.com.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

sysit.com.cn at least partially shares name servers with other domains, including jkfirst.com, 818973.cn, mmwly.com, h2731.com and kuanglong.net.