`zk0311.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b3cb^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3842^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.56.66^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.203^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gene.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gene.ns.cloudflare.com`
		A	108.162.192.158^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	172.64.32.158^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
		A	173.245.58.158^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gene.ns.cloudflare.com`
NS	`renan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c3e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c33e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`renan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:233e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`renan.ns.cloudflare.com`
		A	108.162.195.62^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
		A	162.159.44.62^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
		A	172.64.35.62^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`renan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.56.66, 172.67.179.203
		IPv6 hints	2606:4700:3032::ac43:b3cb, 2606:4700:3035::6815:3842
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOA	`gene.ns.cloudflare.com`dns@cloudflare.com serial=2410836737

`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=1785969749

Subdomains

www.zk0311.com

Same first word

zk0311.com

DNS History

25 records (6 active, 19 former)

○NSdns17.hichina.com2020-03-14 → 2020-03-14 · 4 obs

○ 2017-03-23 12:47:46
● 2020-03-14 20:40:50
○ 2026-07-01 22:17:46
○ 2026-08-05 22:53:26

○NSdns18.hichina.com2020-03-14 → 2020-03-14 · 4 obs

○ 2017-03-23 12:47:46
● 2020-03-14 20:40:50
○ 2026-07-01 22:17:46
○ 2026-08-05 22:53:26

●NSgene.ns.cloudflare.com2026-07-17 → 2026-08-05 · 3 obs

○ 2026-07-01 22:17:46
● 2026-07-17 19:45:06
● 2026-08-05 22:53:26

○NSmonroe.ns.cloudflare.com2026-07-01 → 2026-07-01 · 4 obs

○ 2020-03-14 20:40:50
● 2026-07-01 22:17:46
○ 2026-07-17 19:45:06
○ 2026-08-05 22:53:26

○NSns11.bigwww.com2015-07-24 → 2017-03-23 · 4 obs

● 2015-07-24 02:18:24
● 2017-03-23 12:47:46
○ 2020-03-14 20:40:50
○ 2026-08-05 22:53:26

●NSrenan.ns.cloudflare.com2026-07-17 → 2026-08-05 · 3 obs

○ 2026-07-01 22:17:46
● 2026-07-17 19:45:06
● 2026-08-05 22:53:26

○NSrodrigo.ns.cloudflare.com2026-07-01 → 2026-07-01 · 4 obs

○ 2020-03-14 20:40:50
● 2026-07-01 22:17:46
○ 2026-07-17 19:45:06
○ 2026-08-05 22:53:26

●A104.21.56.662026-08-05 → 2026-08-05 · 2 obs

○ 2026-07-04 14:38:38
● 2026-08-05 22:53:26

○A104.21.7.1922026-07-01 → 2026-07-01 · 4 obs

○ 2020-03-14 20:40:50
● 2026-07-01 22:17:46
○ 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

○A112.213.109.1232017-03-23 → 2017-03-23 · 4 obs

○ 2016-06-29 12:22:32
● 2017-03-23 12:47:46
○ 2020-03-14 20:40:50
○ 2026-08-05 22:53:26

○A125.88.181.162015-07-24 → 2016-03-02 · 4 obs

● 2015-07-24 02:18:24
● 2016-03-02 08:58:14
○ 2016-06-29 12:22:32
○ 2026-08-05 22:53:26

○A162.159.210.812016-06-29 → 2016-06-29 · 4 obs

○ 2016-03-02 08:58:14
● 2016-06-29 12:22:32
○ 2017-03-23 12:47:46
○ 2026-08-05 22:53:26

○A162.159.211.812016-06-29 → 2016-06-29 · 4 obs

○ 2016-03-02 08:58:14
● 2016-06-29 12:22:32
○ 2017-03-23 12:47:46
○ 2026-08-05 22:53:26

●A172.67.179.2032026-08-05 → 2026-08-05 · 2 obs

○ 2026-07-04 14:38:38
● 2026-08-05 22:53:26

○A172.67.187.2502026-07-01 → 2026-07-01 · 4 obs

○ 2020-03-14 20:40:50
● 2026-07-01 22:17:46
○ 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

○A188.114.96.02026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-01 22:17:46
● 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

○A188.114.97.02026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-01 22:17:46
● 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

●A2606:4700:3032::ac43:b3cb2026-08-05 → 2026-08-05 · 2 obs

○ 2026-07-04 14:38:38
● 2026-08-05 22:53:26

○A2606:4700:3034::ac43:bbfa2026-07-01 → 2026-07-01 · 4 obs

○ 2020-03-14 20:40:50
● 2026-07-01 22:17:46
○ 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

●A2606:4700:3035::6815:38422026-08-05 → 2026-08-05 · 2 obs

○ 2026-07-04 14:38:38
● 2026-08-05 22:53:26

○A2606:4700:3035::6815:7c02026-07-01 → 2026-07-01 · 4 obs

○ 2020-03-14 20:40:50
● 2026-07-01 22:17:46
○ 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

○A2a06:98c1:3120::2026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-01 22:17:46
● 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

○A2a06:98c1:3121::2026-07-04 → 2026-07-04 · 3 obs

○ 2026-07-01 22:17:46
● 2026-07-04 14:38:38
○ 2026-08-05 22:53:26

○A47.52.25.1142020-03-14 → 2020-03-14 · 4 obs

○ 2017-03-23 12:47:46
● 2020-03-14 20:40:50
○ 2026-07-01 22:17:46
○ 2026-08-05 22:53:26

○CNAMEzk0311.com.cname.yunjiasu-cdn.net2016-06-29 → 2016-06-29 · 3 obs

● 2016-06-29 12:22:32
○ 2017-03-23 12:47:46
○ 2026-08-05 22:53:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
zk0311.com	gene.ns.cloudflare.com, renan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.158

NS records: gene.ns.cloudflare.com, renan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zk0311.com (unsigned zone)

⏱️ Timing

Total: 157ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.56.66, 172.67.179.203`
AAAA	2	`2606:4700:3035::6815:3842, 2606:4700:3032::ac43:b3cb`
NS	2	`gene.ns.cloudflare.com, renan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gene.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

zk0311.com serves as the parent of www.zk0311.com.

IP Addresses

zk0311.com has four IP addresses: 104.21.56.66, 172.67.179.203, 2606:4700:3032::ac43:b3cb and 2606:4700:3035::6815:3842.

Two other host names, along with gsm-world.com, claude-openai-proxy-test.service1566.workers.dev and 888vi.media, also share IP numbers with zk0311.com.

Name Servers

zk0311.com is delegated to two name servers: gene.ns.cloudflare.com and renan.ns.cloudflare.com.

zk0311.com shares its NS records with other domains, for example liu-kan.com, bestlady.cn, youzeng.cn and two others.

zk0311.com has at least partial name server overlap with other domains, such as shashiclinic.com, platincasino-es.org, practice.org and two others.

DNS names with 6 IP addresses:

gene.ns.cloudflare.com resolves to 108.162.192.158, 172.64.32.158, 173.245.58.158 and 3 other IP addresses.

renan.ns.cloudflare.com resolves to 108.162.195.62, 162.159.44.62, 172.64.35.62 and 3 other IP addresses.

zk0311.com - robtex.com

zk0311.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`zk0311.com`

`com`