`ysy001.com`

DNSSEC	⚠️ Not signed
A	156.237.200.54^{🇭🇰 HDHK156.237.192.0/20 Proxy-registered route object}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
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}
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}
SOA	`ns1.julydns.com`master@jmdns.com serial=1766472317

`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=1774531507

Same first word

ysy001.com

Similar names

ysy010.com

ysy100.com

DNS History

9 records (5 active, 4 former)

●NSns1.judns.com2026-03-22 → 2026-03-26 · 3 obs

○ 2016-12-29 02:10:46
● 2026-03-22 21:02:58
● 2026-03-26 13:37:42

●NSns1.julydns.com2026-03-22 → 2026-03-26 · 3 obs

○ 2016-12-29 02:10:46
● 2026-03-22 21:02:58
● 2026-03-26 13:37:42

○NSns15.xincache.com2015-10-27 → 2016-12-29 · 4 obs

● 2015-10-27 21:15:32
● 2016-12-29 02:10:46
○ 2026-03-22 21:02:58
○ 2026-03-26 13:37:42

○NSns16.xincache.com2015-10-27 → 2016-12-29 · 4 obs

● 2015-10-27 21:15:32
● 2016-12-29 02:10:46
○ 2026-03-22 21:02:58
○ 2026-03-26 13:37:42

●NSns2.judns.com2026-03-22 → 2026-03-26 · 3 obs

○ 2016-12-29 02:10:46
● 2026-03-22 21:02:58
● 2026-03-26 13:37:42

●NSns2.julydns.com2026-03-22 → 2026-03-26 · 3 obs

○ 2016-12-29 02:10:46
● 2026-03-22 21:02:58
● 2026-03-26 13:37:42

○MXmail.happyisp.com2018-07-12 → 2018-07-12 · 3 obs

● 2018-07-12 12:29:42
○ 2026-03-22 21:02:58
○ 2026-03-26 13:37:42

●A156.237.200.542026-03-22 → 2026-03-26 · 3 obs

○ 2018-07-12 12:29:42
● 2026-03-22 21:02:58
● 2026-03-26 13:37:42

○A50.117.113.2192018-07-12 → 2018-07-12 · 3 obs

● 2018-07-12 12:29:42
○ 2026-03-22 21:02:58
○ 2026-03-26 13:37:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...	-
ysy001.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ysy001.com (unsigned zone)

⏱️ Timing

Total: 380ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.237.200.54`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

ysy001.com points to a single IP: 156.237.200.54.

Other host names, for instance gynww.com, share IP numbers with ysy001.com.

Name Servers

ysy001.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

ysy001.com at least partially shares its name servers with other domains, for instance leqiutiy.com, glxxy.com, a448.com, yulinjinxiu.com and cxjylm.com.