`biiz.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:147c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:c0db^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.124^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.219^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ben.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b67^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c167^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ben.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2167^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ben.ns.cloudflare.com`
		A	108.162.193.103^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
		A	172.64.33.103^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
		A	173.245.59.103^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ben.ns.cloudflare.com`
NS	`indie.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`indie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`indie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`indie.ns.cloudflare.com`
		A	108.162.194.163^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`indie.ns.cloudflare.com`
		A	162.159.38.163^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`indie.ns.cloudflare.com`
		A	172.64.34.163^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`indie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.20.124, 172.67.192.219
		IPv6 hints	2606:4700:3030::6815:147c, 2606:4700:3031::ac43:c0db
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOA	`ben.ns.cloudflare.com`dns@cloudflare.com serial=2400446383

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034722588

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DNS History

13 records (6 active, 7 former)

●NSben.ns.cloudflare.com2026-04-25 → 2026-04-28 · 3 obs

○ 2017-02-20 06:49:02
● 2026-04-25 01:19:12
● 2026-04-28 08:35:24

●NSindie.ns.cloudflare.com2026-04-25 → 2026-04-28 · 3 obs

○ 2017-02-20 06:49:02
● 2026-04-25 01:19:12
● 2026-04-28 08:35:24

○NSns1.alidns.com2015-10-20 → 2017-02-20 · 4 obs

● 2015-10-20 21:43:54
● 2017-02-20 06:49:02
○ 2026-04-25 01:19:12
○ 2026-04-28 08:35:24

○NSns2.alidns.com2015-10-20 → 2017-02-20 · 4 obs

● 2015-10-20 21:43:54
● 2017-02-20 06:49:02
○ 2026-04-25 01:19:12
○ 2026-04-28 08:35:24

○MXmail.skrimple.com2015-05-29 → 2015-05-29 · 3 obs

● 2015-05-29 02:50:32
○ 2015-10-20 21:43:54
○ 2026-04-28 08:35:24

○A103.232.215.1382019-04-01 → 2019-04-01 · 4 obs

○ 2017-02-20 06:49:02
● 2019-04-01 02:33:28
○ 2026-04-25 01:19:12
○ 2026-04-28 08:35:24

●A104.21.20.1242026-04-25 → 2026-04-28 · 3 obs

○ 2019-04-01 02:33:28
● 2026-04-25 01:19:12
● 2026-04-28 08:35:24

○A124.16.31.1522015-10-20 → 2017-02-20 · 5 obs

○ 2015-05-29 02:50:32
● 2015-10-20 21:43:54
● 2017-02-20 06:49:02
○ 2019-04-01 02:33:28
○ 2026-04-28 08:35:24

●A172.67.192.2192026-04-25 → 2026-04-28 · 3 obs

○ 2019-04-01 02:33:28
● 2026-04-25 01:19:12
● 2026-04-28 08:35:24

○A205.164.14.672015-05-29 → 2015-05-29 · 3 obs

● 2015-05-29 02:50:32
○ 2015-10-20 21:43:54
○ 2026-04-28 08:35:24

○A205.164.14.762015-05-29 → 2015-05-29 · 3 obs

● 2015-05-29 02:50:32
○ 2026-04-25 01:19:12
○ 2026-04-28 08:35:24

●A2606:4700:3030::6815:147c2026-04-25 → 2026-04-28 · 3 obs

○ 2019-04-01 02:33:28
● 2026-04-25 01:19:12
● 2026-04-28 08:35:24

●A2606:4700:3031::ac43:c0db2026-04-25 → 2026-04-28 · 3 obs

○ 2019-04-01 02:33:28
● 2026-04-25 01:19:12
● 2026-04-28 08:35:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
biiz.cn	ben.ns.cloudflare.com, indie.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.163

NS records: ben.ns.cloudflare.com, indie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biiz.cn (unsigned zone)

⏱️ Timing

Total: 1210ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.20.124, 172.67.192.219`
AAAA	2	`2606:4700:3031::ac43:c0db, 2606:4700:3030::6815:147c`
NS	2	`ben.ns.cloudflare.com, indie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ben.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

biiz.cn points to four IP numbers: 2606:4700:3030::6815:147c, 2606:4700:3031::ac43:c0db, 104.21.20.124 and 172.67.192.219.

Other host names, for instance trophysheds.com, www.senlir.com, clarktaxonline.com, niceclinic.com.tw and sxwcb.com share IP numbers with biiz.cn.

Name Servers

Delegation for biiz.cn rests with two name servers, ben.ns.cloudflare.com and indie.ns.cloudflare.com.

biiz.cn shares the same name server setup as other domains, including parame.net, aq00.cn, fart-in-a-jar.com, 15162736347.cn and classynext.com.

biiz.cn at least partially shares name servers with other domains, for instance cydia.in, merkezhost.com, cars2buy.co.uk, advairmds.online and xn--90auedbbcjx.com.

Host names with six IP numbers: ben.ns.cloudflare.com points to: 2606:4700:58::adf5:3b67, 2803:f800:50::6ca2:c167, 2a06:98c1:50::ac40:2167, 108.162.193.103, 172.64.33.103 and 173.245.59.103. indie.ns.cloudflare.com points to: 2606:4700:50::a29f:26a3, 2803:f800:50::6ca2:c2a3, 2a06:98c1:50::ac40:22a3, 108.162.194.163, 162.159.38.163 and 172.64.34.163.

biiz.cn - robtex.com

biiz.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`biiz.cn`

`cn`