`webofscience.com.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:3ce^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:832e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.206^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.46^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`armando.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armando.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`armando.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`armando.ns.cloudflare.com`
		A	108.162.195.225^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armando.ns.cloudflare.com`
		A	162.159.44.225^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armando.ns.cloudflare.com`
		A	172.64.35.225^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`armando.ns.cloudflare.com`
NS	`ryleigh.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ryleigh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ryleigh.ns.cloudflare.com`
		A	108.162.194.198^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
		A	162.159.38.198^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
		A	172.64.34.198^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryleigh.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.206, 172.67.131.46
		IPv6 hints	2606:4700:3035::6815:3ce, 2606:4700:3035::ac43:832e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=239, name=cloudflare-ech.com
SOA	`armando.ns.cloudflare.com`dns@cloudflare.com serial=2400176942

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030510075

WOT: NOT_SAFE (20/100)

Same first word

DNS History

10 records (6 active, 4 former)

●NSarmando.ns.cloudflare.com2026-04-03 → 2026-04-12 · 3 obs

○ 2017-03-25 09:03:40
● 2026-04-03 15:33:22
● 2026-04-12 02:58:58

○NSdns13.hichina.com2015-07-09 → 2017-03-25 · 4 obs

● 2015-07-09 01:55:48
● 2017-03-25 09:03:40
○ 2026-04-03 15:33:22
○ 2026-04-12 02:58:58

○NSdns14.hichina.com2015-07-09 → 2017-03-25 · 4 obs

● 2015-07-09 01:55:48
● 2017-03-25 09:03:40
○ 2026-04-03 15:33:22
○ 2026-04-12 02:58:58

●NSryleigh.ns.cloudflare.com2026-04-03 → 2026-04-12 · 3 obs

○ 2017-03-25 09:03:40
● 2026-04-03 15:33:22
● 2026-04-12 02:58:58

○A103.119.18.202020-03-07 → 2020-03-07 · 4 obs

○ 2017-03-25 09:03:40
● 2020-03-07 05:10:58
○ 2026-04-03 15:33:22
○ 2026-04-12 02:58:58

●A104.21.3.2062026-04-03 → 2026-04-12 · 3 obs

○ 2020-03-07 05:10:58
● 2026-04-03 15:33:22
● 2026-04-12 02:58:58

○A123.169.114.2502015-07-09 → 2017-03-25 · 4 obs

● 2015-07-09 01:55:48
● 2017-03-25 09:03:40
○ 2020-03-07 05:10:58
○ 2026-04-12 02:58:58

●A172.67.131.462026-04-03 → 2026-04-12 · 3 obs

○ 2020-03-07 05:10:58
● 2026-04-03 15:33:22
● 2026-04-12 02:58:58

●A2606:4700:3035::6815:3ce2026-04-03 → 2026-04-12 · 3 obs

○ 2020-03-07 05:10:58
● 2026-04-03 15:33:22
● 2026-04-12 02:58:58

●A2606:4700:3035::ac43:832e2026-04-03 → 2026-04-12 · 3 obs

○ 2020-03-07 05:10:58
● 2026-04-03 15:33:22
● 2026-04-12 02:58:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
webofscience.com.cn	armando.ns.cloudflare.com, ryleigh.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.225

NS records: armando.ns.cloudflare.com, ryleigh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webofscience.com.cn (unsigned zone)

⏱️ Timing

Total: 899ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.46, 104.21.3.206`
AAAA	2	`2606:4700:3035::ac43:832e, 2606:4700:3035::6815:3ce`
NS	2	`armando.ns.cloudflare.com, ryleigh.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`armando.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

Four IP numbers are pointed to by webofscience.com.cn: 2606:4700:3035::6815:3ce, 2606:4700:3035::ac43:832e, 104.21.3.206 and 172.67.131.46.

other host names including roycampbell.net, gaysteenvideos.com, e411.org, yellow.rs and bnbchain.finance share IP numbers with webofscience.com.cn.

Name Servers

webofscience.com.cn is delegated to two name servers armando.ns.cloudflare.com and ryleigh.ns.cloudflare.com.

webofscience.com.cn shares the same name server setup as other domains, for instance hindi(0x787878)bf.com, fttn.com.cn, itwin.com.cn, 111ncqiche.com.cn and sqwakbox.com.

webofscience.com.cn at least partially shares name servers with other domains, for instance grantgosscontracting.com, techversal.com, zdsupport.com, aairavx.com and mymhealthcare.com.

These name servers are commonly used with ines.ns.cloudflare.com, harleigh.ns.cloudflare.com and sima.ns.cloudflare.com.

Host names with six IP numbers:

Host name armando.ns.cloudflare.com points to: 2606:4700:58::a29f:2ce1, 2803:f800:50::6ca2:c3e1, 2a06:98c1:50::ac40:23e1, 108.162.195.225, 162.159.44.225 and 172.64.35.225.

Host name ryleigh.ns.cloudflare.com points to: 2606:4700:50::a29f:26c6, 2803:f800:50::6ca2:c2c6, 2a06:98c1:50::ac40:22c6, 108.162.194.198, 162.159.38.198 and 172.64.34.198.

webofscience.com.cn - robtex.com