`chemlibnetbase.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:9477^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2f96^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.150^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.119^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bart.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b47^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c147^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bart.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2147^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bart.ns.cloudflare.com`
		A	108.162.193.71^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	172.64.33.71^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	173.245.59.71^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
NS	`hera.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hera.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hera.ns.cloudflare.com`
		A	108.162.192.162^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.162^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.162^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.150, 172.67.148.119
		IPv6 hints	2606:4700:3034::ac43:9477, 2606:4700:3035::6815:2f96
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=196, name=cloudflare-ech.com
SOA	`bart.ns.cloudflare.com`dns@cloudflare.com serial=2409737650

`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=2035086394

Same first word

chemlibnetbase.com

chemlibnetbase.cn

DNS History

11 records (6 active, 5 former)

●NSbart.ns.cloudflare.com2026-07-13 → 2026-07-25 · 3 obs

○ 2018-08-10 22:02:04
● 2026-07-13 10:56:50
● 2026-07-25 05:16:18

○NSdns1.idp365.net2015-08-12 → 2018-08-10 · 4 obs

● 2015-08-12 18:59:06
● 2018-08-10 22:02:04
○ 2026-07-13 10:56:50
○ 2026-07-25 05:16:18

○NSdns2.idp365.net2015-08-12 → 2018-08-10 · 4 obs

● 2015-08-12 18:59:06
● 2018-08-10 22:02:04
○ 2026-07-13 10:56:50
○ 2026-07-25 05:16:18

○NSdns3.idp365.net2015-08-12 → 2018-08-10 · 4 obs

● 2015-08-12 18:59:06
● 2018-08-10 22:02:04
○ 2026-07-13 10:56:50
○ 2026-07-25 05:16:18

●NShera.ns.cloudflare.com2026-07-13 → 2026-07-25 · 3 obs

○ 2018-08-10 22:02:04
● 2026-07-13 10:56:50
● 2026-07-25 05:16:18

●A104.21.47.1502026-07-13 → 2026-07-25 · 3 obs

○ 2018-08-10 22:02:04
● 2026-07-13 10:56:50
● 2026-07-25 05:16:18

●A172.67.148.1192026-07-13 → 2026-07-25 · 3 obs

○ 2018-08-10 22:02:04
● 2026-07-13 10:56:50
● 2026-07-25 05:16:18

○A208.254.74.772015-08-12 → 2015-12-02 · 4 obs

● 2015-08-12 18:59:06
● 2015-12-02 13:56:18
○ 2016-03-03 13:14:52
○ 2026-07-25 05:16:18

○A217.19.248.1322016-03-03 → 2018-08-10 · 5 obs

○ 2015-12-02 13:56:18
● 2016-03-03 13:14:52
● 2018-08-10 22:02:04
○ 2026-07-13 10:56:50
○ 2026-07-25 05:16:18

●A2606:4700:3034::ac43:94772026-07-13 → 2026-07-25 · 3 obs

○ 2018-08-10 22:02:04
● 2026-07-13 10:56:50
● 2026-07-25 05:16:18

●A2606:4700:3035::6815:2f962026-07-13 → 2026-07-25 · 3 obs

○ 2018-08-10 22:02:04
● 2026-07-13 10:56:50
● 2026-07-25 05:16:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
chemlibnetbase.cn	bart.ns.cloudflare.com, hera.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.71

NS records: bart.ns.cloudflare.com, hera.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chemlibnetbase.cn (unsigned zone)

⏱️ Timing

Total: 825ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.148.119, 104.21.47.150`
AAAA	2	`2606:4700:3035::6815:2f96, 2606:4700:3034::ac43:9477`
NS	2	`bart.ns.cloudflare.com, hera.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bart.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

chemlibnetbase.cn points to the four IP addresses 104.21.47.150, 172.67.148.119, 2606:4700:3034::ac43:9477 and 2606:4700:3035::6815:2f96.

Additional host names — jxwym.cn, fejk.cn, 3f0abec0.xenvaris.xyz and two others — share IP numbers with chemlibnetbase.cn.

Name Servers

chemlibnetbase.cn is delegated to two name servers: bart.ns.cloudflare.com and hera.ns.cloudflare.com.

chemlibnetbase.cn shares its name server setup with other domains, including routledgementalhealth.co.uk, finovatecee.com, woceurope.com and two others.

The name servers of chemlibnetbase.cn overlap at least partially with those of other domains — among them kiskatom.com, gootickets.net, lockbenefits.com and two more.

These name servers commonly appear in combination with the name servers pranab.ns.cloudflare.com.

Host names with 6 IP numbers:

bart.ns.cloudflare.com resolves to 108.162.193.71, 172.64.33.71, 173.245.59.71 and 3 other IP addresses.

hera.ns.cloudflare.com resolves to 108.162.192.162, 172.64.32.162, 173.245.58.162 and 3 other IP addresses.

chemlibnetbase.cn - robtex.com