`021chx.com`

DNSSEC	⚠️ Not signed
A	104.201.15.204^{🇺🇸 ESITED-1104.201.0.0/18 ARIN direct allocation}
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}
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}
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}
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}
SOA	`a.share-dns.com`master@share-dns.com serial=1746811836

`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=1777414256

Subdomains

mail.021chx.com

Same first word

021chx.com

DNS History

11 records (5 active, 6 former)

●NSa.share-dns.com2026-04-28 → 2026-04-28 · 3 obs

○ 2018-11-08 09:37:54
● 2026-04-28 22:30:32
● 2026-04-28 22:30:36

●NSa7.share-dns.com2026-04-28 → 2026-04-28 · 3 obs

○ 2018-11-08 09:37:54
● 2026-04-28 22:30:32
● 2026-04-28 22:30:36

●NSb.share-dns.net2026-04-28 → 2026-04-28 · 3 obs

○ 2018-11-08 09:37:54
● 2026-04-28 22:30:32
● 2026-04-28 22:30:36

●NSb7.share-dns.net2026-04-28 → 2026-04-28 · 3 obs

○ 2018-11-08 09:37:54
● 2026-04-28 22:30:32
● 2026-04-28 22:30:36

○NSdns.4cun.com2015-06-01 → 2016-01-04 · 4 obs

● 2015-06-01 17:35:22
● 2016-01-04 00:30:10
○ 2018-11-08 09:37:54
○ 2026-04-28 22:30:36

○NSv1.dns234.net2018-11-08 → 2018-11-08 · 4 obs

○ 2016-01-04 00:30:10
● 2018-11-08 09:37:54
○ 2026-04-28 22:30:32
○ 2026-04-28 22:30:36

○NSv2.dns234.net2018-11-08 → 2018-11-08 · 4 obs

○ 2016-01-04 00:30:10
● 2018-11-08 09:37:54
○ 2026-04-28 22:30:32
○ 2026-04-28 22:30:36

○MXmail.021chx.com2015-10-18 → 2016-01-04 · 4 obs

● 2015-10-18 10:31:44
● 2016-01-04 00:30:10
○ 2018-11-08 09:37:54
○ 2026-04-28 22:30:36

●A104.201.15.2042026-04-28 → 2026-04-28 · 3 obs

○ 2018-11-08 09:37:54
● 2026-04-28 22:30:32
● 2026-04-28 22:30:36

○A61.152.91.1722015-06-01 → 2016-01-04 · 4 obs

● 2015-06-01 17:35:22
● 2016-01-04 00:30:10
○ 2018-11-08 09:37:54
○ 2026-04-28 22:30:36

○CNAMEwww.021chx.com2018-11-08 → 2018-11-08 · 3 obs

● 2018-11-08 09:37:54
○ 2026-04-28 22:30:32
○ 2026-04-28 22:30:36

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:172.64.53.25

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 432ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.201.15.204`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

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

Analysis

Hierarchy

021chx.com is the parent of mail.021chx.com.

IP Addresses

021chx.com points to a single IP number: 104.201.15.204.

Other host names, for instance mail.021chx.com, share IP numbers with 021chx.com.

Name Servers

021chx.com is delegated to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

021chx.com at least partially shares name servers with other domains, for instance hncatering.com, zhang111.com, cnlock.net, xinnanfang.net and tdlzq.com.