`021dzc.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:bb84^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:73d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.61^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.132^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dana.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a69^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c069^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2069^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dana.ns.cloudflare.com`
		A	108.162.192.105^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	172.64.32.105^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	173.245.58.105^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
NS	`dave.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dave.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dave.ns.cloudflare.com`
		A	108.162.193.109^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	172.64.33.109^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	173.245.59.109^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.61, 172.67.187.132
		IPv6 hints	2606:4700:3030::ac43:bb84, 2606:4700:3031::6815:73d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com
SOA	`dana.ns.cloudflare.com`dns@cloudflare.com serial=2404000493

`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=1778883696

Same first word

021dzc.com

DNS History

15 records (6 active, 9 former)

●NSdana.ns.cloudflare.com2026-04-10 → 2026-05-15 · 3 obs

○ 2020-02-05 22:59:10
● 2026-04-10 02:00:56
● 2026-05-15 22:52:20

●NSdave.ns.cloudflare.com2026-04-10 → 2026-05-15 · 3 obs

○ 2020-02-05 22:59:10
● 2026-04-10 02:00:56
● 2026-05-15 22:52:20

○NSns10.cdncenter.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○NSns11.cdncenter.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○NSns12.cdncenter.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○NSns7.cdncenter.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○NSns8.cdncenter.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○NSns9.cdncenter.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○MXmail.021dzc.com2015-05-02 → 2020-02-05 · 4 obs

● 2015-05-02 21:39:22
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

○A101.226.179.2152016-09-15 → 2020-02-05 · 5 obs

○ 2016-04-04 14:19:04
● 2016-09-15 07:09:06
● 2020-02-05 22:59:10
○ 2026-04-10 02:00:56
○ 2026-05-15 22:52:20

●A104.21.7.612026-04-10 → 2026-05-15 · 3 obs

○ 2020-02-05 22:59:10
● 2026-04-10 02:00:56
● 2026-05-15 22:52:20

●A172.67.187.1322026-04-10 → 2026-05-15 · 3 obs

○ 2020-02-05 22:59:10
● 2026-04-10 02:00:56
● 2026-05-15 22:52:20

○A180.153.100.392015-05-02 → 2016-04-04 · 4 obs

● 2015-05-02 21:39:22
● 2016-04-04 14:19:04
○ 2016-09-15 07:09:06
○ 2026-05-15 22:52:20

●A2606:4700:3030::ac43:bb842026-04-10 → 2026-05-15 · 3 obs

○ 2020-02-05 22:59:10
● 2026-04-10 02:00:56
● 2026-05-15 22:52:20

●A2606:4700:3031::6815:73d2026-04-10 → 2026-05-15 · 3 obs

○ 2020-02-05 22:59:10
● 2026-04-10 02:00:56
● 2026-05-15 22:52:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
021dzc.com	dave.ns.cloudflare.com, dana.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.105

NS records: dave.ns.cloudflare.com, dana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.61, 172.67.187.132`
AAAA	2	`2606:4700:3030::ac43:bb84, 2606:4700:3031::6815:73d`
NS	2	`dana.ns.cloudflare.com, dave.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dana.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dave.ns.cloudflare.com, dave.ns.cloudflare.com, dave.ns.cloudflare.com...)

Analysis

IP Addresses

021dzc.com resolves to four IPs: 2606:4700:3030::ac43:bb84, 2606:4700:3031::6815:73d, 104.21.7.61 and 172.67.187.132.

Other host names, for instance efimarket.com, tjssbtmx.com, myfinance.ru, omaicode.com and agingadvisors.com share IP numbers with 021dzc.com.

Name Servers

021dzc.com has two name servers: dana.ns.cloudflare.com and dave.ns.cloudflare.com.

021dzc.com shares the same name server setup as other domains, for example yonghengfz.com, tianhelong.net, sjjd.net, sifangbanjia.cn and car-do.net.

021dzc.com shares some name servers with other domains, for example zimmerli-treuhand.ch, ampparit.tv, letoshop.gr, labadie.ca and holidayinnexpressliverpool.com.

These name servers are commonly used with the name servers mimi.ns.cloudflare.com.

Host names with six IP numbers: dana.ns.cloudflare.com points to: 2606:4700:50::adf5:3a69, 2803:f800:50::6ca2:c069, 2a06:98c1:50::ac40:2069, 108.162.192.105, 172.64.32.105 and 173.245.58.105; dave.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6d, 2803:f800:50::6ca2:c16d, 2a06:98c1:50::ac40:216d, 108.162.193.109, 172.64.33.109 and 173.245.59.109.

021dzc.com - robtex.com

021dzc.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`021dzc.com`

`com`