`ysyss.com`

DNSSEC	⚠️ Not signed
A	47.239.213.10^{🇭🇰 Alibaba-Cloud47.239.0.0/16 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}
			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=1770873321

`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=1771291435

Same first word

ysyss.com

Similar names

sysys.de

sssyy.com

yysss.cn

sysys.com.cn

sysys.net

syssy.com

syssy.dev

sysys.mydns.jp

sysys.org

sssyy.com.tw

sssyy.cn

yssys.co.jp

syyss.com

ssyys.com

sysys.kr

yssys.jp

syssy.net

ssyys.cn

yysss.com

sysys.com

DNS History

18 records (5 active, 13 former)

●NSns1.judns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-03-25 10:28:50
● 2026-03-22 18:54:50

●NSns1.julydns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-03-25 10:28:50
● 2026-03-22 18:54:50

○NSns1.namebrightdns.com2015-06-19 → 2017-03-25 · 5 obs

● 2015-06-19 18:28:30
○ 2015-11-21 01:27:54
● 2016-03-19 05:00:44
● 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

●NSns2.judns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-03-25 10:28:50
● 2026-03-22 18:54:50

●NSns2.julydns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-03-25 10:28:50
● 2026-03-22 18:54:50

○NSns2.namebrightdns.com2015-06-19 → 2017-03-25 · 5 obs

● 2015-06-19 18:28:30
○ 2015-11-21 01:27:54
● 2016-03-19 05:00:44
● 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

○NSnsg1.namebrightdns.com2015-11-21 → 2015-11-21 · 4 obs

○ 2015-06-19 18:28:30
● 2015-11-21 01:27:54
○ 2016-03-19 05:00:44
○ 2026-03-22 18:54:50

○NSnsg2.namebrightdns.com2015-11-21 → 2015-11-21 · 4 obs

○ 2015-06-19 18:28:30
● 2015-11-21 01:27:54
○ 2016-03-19 05:00:44
○ 2026-03-22 18:54:50

○MXanmail.namebrightmail.com2015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 18:28:30
○ 2015-11-21 01:27:54
○ 2026-03-22 18:54:50

○A107.23.198.2402016-07-15 → 2016-07-15 · 4 obs

○ 2015-11-21 01:27:54
● 2016-07-15 20:18:34
○ 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

○A34.206.157.642017-03-25 → 2017-03-25 · 3 obs

○ 2016-07-15 20:18:34
● 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

●A47.239.213.102026-03-22 → 2026-03-22 · 2 obs

○ 2017-03-25 10:28:50
● 2026-03-22 18:54:50

○A52.4.72.1372016-07-15 → 2016-07-15 · 4 obs

○ 2015-11-21 01:27:54
● 2016-07-15 20:18:34
○ 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

○A54.174.31.2542015-06-19 → 2015-11-21 · 4 obs

● 2015-06-19 18:28:30
● 2015-11-21 01:27:54
○ 2016-07-15 20:18:34
○ 2026-03-22 18:54:50

○A54.208.74.2152015-06-19 → 2015-11-21 · 4 obs

● 2015-06-19 18:28:30
● 2015-11-21 01:27:54
○ 2016-07-15 20:18:34
○ 2026-03-22 18:54:50

○A54.236.195.152017-03-25 → 2017-03-25 · 3 obs

○ 2016-07-15 20:18:34
● 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-19 → 2016-07-15 · 6 obs

● 2015-06-19 18:28:30
● 2015-11-21 01:27:54
○ 2016-03-19 05:00:44
● 2016-07-15 20:18:34
○ 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-25 → 2017-03-25 · 3 obs

○ 2016-07-15 20:18:34
● 2017-03-25 10:28:50
○ 2026-03-22 18:54:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ysyss.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 ysyss.com (unsigned zone)

⏱️ Timing

Total: 324ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.239.213.10`
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

ysyss.com resolves to one IP number: 47.239.213.10.

Name Servers

ysyss.com delegates to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

ysyss.com at least partially shares name servers with other domains, including dydhw.com, fozhu68.com, yyyvv.top, vstur.com and lalianhudong.com.