`021jszs.com`

DNSSEC	⚠️ Not signed
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`a7.share-dns.com` ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
NS	`b7.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`

`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

021jszs.com

Similar names

szjs120.com

DNS History

10 records (4 active, 6 former)

●NSa.share-dns.com2026-02-14 → 2026-03-24 · 3 obs

○ 2020-03-14 11:12:44
● 2026-02-14 20:52:10
● 2026-03-24 01:33:42

●NSa7.share-dns.com2026-02-14 → 2026-03-24 · 3 obs

○ 2020-03-14 11:12:44
● 2026-02-14 20:52:10
● 2026-03-24 01:33:42

●NSb.share-dns.net2026-02-14 → 2026-03-24 · 3 obs

○ 2020-03-14 11:12:44
● 2026-02-14 20:52:10
● 2026-03-24 01:33:42

●NSb7.share-dns.net2026-02-14 → 2026-03-24 · 3 obs

○ 2020-03-14 11:12:44
● 2026-02-14 20:52:10
● 2026-03-24 01:33:42

○NSf1g1ns1.dnspod.net2015-08-23 → 2016-03-11 · 4 obs

● 2015-08-23 18:00:46
● 2016-03-11 09:49:16
○ 2016-07-09 09:19:34
○ 2026-03-24 01:33:42

○NSf1g1ns2.dnspod.net2015-08-23 → 2016-03-11 · 4 obs

● 2015-08-23 18:00:46
● 2016-03-11 09:49:16
○ 2016-07-09 09:19:34
○ 2026-03-24 01:33:42

○NSjm1.dns.com2020-03-14 → 2020-03-14 · 4 obs

○ 2016-07-09 09:19:34
● 2020-03-14 11:12:44
○ 2026-02-14 20:52:10
○ 2026-03-24 01:33:42

○NSjm2.dns.com2020-03-14 → 2020-03-14 · 4 obs

○ 2016-07-09 09:19:34
● 2020-03-14 11:12:44
○ 2026-02-14 20:52:10
○ 2026-03-24 01:33:42

○A154.210.21.2322020-03-14 → 2026-02-14 · 4 obs

○ 2016-07-09 09:19:34
● 2020-03-14 11:12:44
● 2026-02-14 20:52:10
○ 2026-03-24 01:33:42

○A23.234.16.2252015-08-23 → 2016-03-11 · 4 obs

● 2015-08-23 18:00:46
● 2016-03-11 09:49:16
○ 2016-07-09 09:19:34
○ 2026-03-24 01:33:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
021jszs.com	b7.share-dns.net, a7.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b7.share-dns.net, a7.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 021jszs.com (unsigned zone)

⏱️ Timing

Total: 229ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.share-dns.com, b.share-dns.net`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a7.share-dns.com)

Analysis

Name Servers

021jszs.com delegates to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

021jszs.com at least partially shares name servers with other domains, including lbshd.com, 496yyy.com, vtuyun.com, dongfenghonda-qd.com.cn and dwlyc.com.