`bio-sensor.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:53fe^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b805^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.254^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.5^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`matias.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c49^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c349^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matias.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2349^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matias.ns.cloudflare.com`
		A	108.162.195.73^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
		A	162.159.44.73^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
		A	172.64.35.73^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
NS	`thea.ns.cloudflare.com`
		A	2606:4700:50::a29f:26f7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2f7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`thea.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22f7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`thea.ns.cloudflare.com`
		A	108.162.194.247^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
		A	162.159.38.247^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
		A	172.64.34.247^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thea.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.254, 172.67.184.5
		IPv6 hints	2606:4700:3035::6815:53fe, 2606:4700:3037::ac43:b805
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOA	`matias.ns.cloudflare.com`dns@cloudflare.com serial=2401219002

`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=2034663537

Subdomains

www.bio-sensor.cn

Same first word

bio-sensor.cn

DNS History

14 records (6 active, 8 former)

○NSdm1.longmingdns.com2026-03-19 → 2026-04-09 · 5 obs

○ 2017-06-22 08:52:36
● 2026-03-19 05:43:44
● 2026-04-09 05:10:20
○ 2026-04-11 05:41:20
○ 2026-04-12 19:41:54

○NSdm2.longmingdns.com2026-03-19 → 2026-04-09 · 5 obs

○ 2017-06-22 08:52:36
● 2026-03-19 05:43:44
● 2026-04-09 05:10:20
○ 2026-04-11 05:41:20
○ 2026-04-12 19:41:54

●NSmatias.ns.cloudflare.com2026-04-11 → 2026-04-12 · 3 obs

○ 2026-04-09 05:10:20
● 2026-04-11 05:41:20
● 2026-04-12 19:41:54

○NSns1.goodnic.net2015-05-13 → 2017-06-22 · 4 obs

● 2015-05-13 21:37:58
● 2017-06-22 08:52:36
○ 2026-03-19 05:43:44
○ 2026-04-12 19:41:54

○NSns2.goodnic.net2015-05-13 → 2017-06-22 · 4 obs

● 2015-05-13 21:37:58
● 2017-06-22 08:52:36
○ 2026-03-19 05:43:44
○ 2026-04-12 19:41:54

●NSthea.ns.cloudflare.com2026-04-11 → 2026-04-12 · 3 obs

○ 2026-04-09 05:10:20
● 2026-04-11 05:41:20
● 2026-04-12 19:41:54

○MXmail.bio-sensor.cn2015-05-13 → 2017-06-22 · 4 obs

● 2015-05-13 21:37:58
● 2017-06-22 08:52:36
○ 2026-03-19 05:43:44
○ 2026-04-12 19:41:54

○A103.25.22.912015-05-13 → 2017-06-22 · 4 obs

● 2015-05-13 21:37:58
● 2017-06-22 08:52:36
○ 2026-03-19 05:43:44
○ 2026-04-12 19:41:54

●A104.21.83.2542026-04-11 → 2026-04-12 · 3 obs

○ 2026-04-09 05:10:20
● 2026-04-11 05:41:20
● 2026-04-12 19:41:54

○A107.148.167.1882026-03-19 → 2026-03-30 · 5 obs

○ 2017-06-22 08:52:36
● 2026-03-19 05:43:44
● 2026-03-30 23:59:36
○ 2026-04-06 19:41:16
○ 2026-04-12 19:41:54

●A172.67.184.52026-04-11 → 2026-04-12 · 3 obs

○ 2026-04-09 05:10:20
● 2026-04-11 05:41:20
● 2026-04-12 19:41:54

●A2606:4700:3035::6815:53fe2026-04-11 → 2026-04-12 · 3 obs

○ 2026-04-09 05:10:20
● 2026-04-11 05:41:20
● 2026-04-12 19:41:54

●A2606:4700:3037::ac43:b8052026-04-11 → 2026-04-12 · 3 obs

○ 2026-04-09 05:10:20
● 2026-04-11 05:41:20
● 2026-04-12 19:41:54

○A38.6.215.1292026-04-06 → 2026-04-09 · 5 obs

○ 2026-03-30 23:59:36
● 2026-04-06 19:41:16
● 2026-04-09 05:10:20
○ 2026-04-11 05:41:20
○ 2026-04-12 19:41:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
bio-sensor.cn	thea.ns.cloudflare.com, matias.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.73

NS records: thea.ns.cloudflare.com, matias.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bio-sensor.cn (unsigned zone)

⏱️ Timing

Total: 924ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.254, 172.67.184.5`
AAAA	2	`2606:4700:3037::ac43:b805, 2606:4700:3035::6815:53fe`
NS	2	`matias.ns.cloudflare.com, thea.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`matias.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

The parent of www.bio-sensor.cn is bio-sensor.cn.

IP Addresses

bio-sensor.cn maps to four IP numbers: 2606:4700:3035::6815:53fe, 2606:4700:3037::ac43:b805, 104.21.83.254 and 172.67.184.5.

Other host names, for instance garvindelstroomfalkventikl.info, espondaassociates.org, acmellinger.com, pxbfym.com and www.theplaythatgoeswrong.com share IP numbers with bio-sensor.cn.

Name Servers

Two name servers matias.ns.cloudflare.com and thea.ns.cloudflare.com handle delegation for bio-sensor.cn.

bio-sensor.cn uses the same name server setup as other domains, for example tamsui.cn, peijianxg.cn, nhrsjk.cn, fengmingjhm.cn and ssfoods.cn.

bio-sensor.cn partially shares name servers with other domains; examples include jnd8.org, jidian123.com, brownsinflatablerentals.com, semfeeds.com and svkhl.cn.

These name servers are commonly used with carla.ns.cloudflare.com, ezra.ns.cloudflare.com and kira.ns.cloudflare.com.

Host names with six IP numbers: matias.ns.cloudflare.com points to: 2606:4700:58::a29f:2c49, 2803:f800:50::6ca2:c349, 2a06:98c1:50::ac40:2349, 108.162.195.73, 162.159.44.73 and 172.64.35.73; thea.ns.cloudflare.com points to: 2606:4700:50::a29f:26f7, 2803:f800:50::6ca2:c2f7, 2a06:98c1:50::ac40:22f7, 108.162.194.247, 162.159.38.247 and 172.64.34.247.

bio-sensor.cn - robtex.com

bio-sensor.cn

cn

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`bio-sensor.cn`

`cn`