`chengm.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:ded0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3e62^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.98^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.222.208^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`anastasia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anastasia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`anastasia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`anastasia.ns.cloudflare.com`
		A	108.162.194.227^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anastasia.ns.cloudflare.com`
		A	162.159.38.227^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anastasia.ns.cloudflare.com`
		A	172.64.34.227^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`anastasia.ns.cloudflare.com`
NS	`uriah.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cc2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uriah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uriah.ns.cloudflare.com`
		A	108.162.195.194^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
		A	162.159.44.194^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
		A	172.64.35.194^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uriah.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.98, 172.67.222.208
		IPv6 hints	2606:4700:3032::ac43:ded0, 2606:4700:3036::6815:3e62
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=81, name=cloudflare-ech.com
SOA	`anastasia.ns.cloudflare.com`dns@cloudflare.com serial=2399617690

`cn`

	DNSSEC	⚠️ Not signed
	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=2034738127

WOT: SAFE (61/100)

Subdomains

www.chengm.cn

Same first word

chengm.cn

Similar names

gnchem.com

ngchem.com

hcgmen.com

gencmh.org

hcgmen.info

gnchem.cn

hcmeng.co.uk

DNS History

17 records (6 active, 11 former)

●NSanastasia.ns.cloudflare.com2026-04-10 → 2026-05-01 · 3 obs

○ 2017-02-14 08:16:12
● 2026-04-10 16:48:04
● 2026-05-01 13:54:38

○NSns1.22.cn2015-12-16 → 2016-06-09 · 5 obs

○ 2015-08-25 13:28:06
● 2015-12-16 05:56:58
● 2016-06-09 08:53:20
○ 2017-02-14 08:16:12
○ 2026-05-01 13:54:38

○NSns1.cdns.cn2015-08-25 → 2015-08-25 · 3 obs

● 2015-08-25 13:28:06
○ 2015-12-16 05:56:58
○ 2026-05-01 13:54:38

○NSns2.22.cn2016-03-22 → 2016-06-09 · 5 obs

○ 2015-12-16 05:56:58
● 2016-03-22 13:48:58
● 2016-06-09 08:53:20
○ 2017-02-14 08:16:12
○ 2026-05-01 13:54:38

○NSns2.cdns.cn2015-08-25 → 2015-08-25 · 3 obs

● 2015-08-25 13:28:06
○ 2016-03-22 13:48:58
○ 2026-05-01 13:54:38

○NSns3.22.cn2016-03-22 → 2016-06-09 · 5 obs

○ 2015-12-16 05:56:58
● 2016-03-22 13:48:58
● 2016-06-09 08:53:20
○ 2017-02-14 08:16:12
○ 2026-05-01 13:54:38

○NSns3.cdns.cn2015-08-25 → 2015-08-25 · 3 obs

● 2015-08-25 13:28:06
○ 2016-03-22 13:48:58
○ 2026-05-01 13:54:38

○NSns4.22.cn2016-03-22 → 2016-06-09 · 5 obs

○ 2015-12-16 05:56:58
● 2016-03-22 13:48:58
● 2016-06-09 08:53:20
○ 2017-02-14 08:16:12
○ 2026-05-01 13:54:38

●NSuriah.ns.cloudflare.com2026-04-10 → 2026-05-01 · 3 obs

○ 2017-02-14 08:16:12
● 2026-04-10 16:48:04
● 2026-05-01 13:54:38

○NSv1s1.xundns.com2017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-09 08:53:20
● 2017-02-14 08:16:12
○ 2026-04-10 16:48:04
○ 2026-05-01 13:54:38

○NSv1s2.xundns.com2017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-09 08:53:20
● 2017-02-14 08:16:12
○ 2026-04-10 16:48:04
○ 2026-05-01 13:54:38

●A104.21.62.982026-04-10 → 2026-05-01 · 3 obs

○ 2017-02-14 08:16:12
● 2026-04-10 16:48:04
● 2026-05-01 13:54:38

○A121.42.121.582016-03-22 → 2016-06-09 · 5 obs

○ 2015-08-25 13:28:06
● 2016-03-22 13:48:58
● 2016-06-09 08:53:20
○ 2017-02-14 08:16:12
○ 2026-05-01 13:54:38

●A172.67.222.2082026-04-10 → 2026-05-01 · 3 obs

○ 2017-02-14 08:16:12
● 2026-04-10 16:48:04
● 2026-05-01 13:54:38

○A222.76.215.192015-08-25 → 2015-08-25 · 3 obs

● 2015-08-25 13:28:06
○ 2016-03-22 13:48:58
○ 2026-05-01 13:54:38

●A2606:4700:3032::ac43:ded02026-04-10 → 2026-05-01 · 3 obs

○ 2017-02-14 08:16:12
● 2026-04-10 16:48:04
● 2026-05-01 13:54:38

●A2606:4700:3036::6815:3e622026-04-10 → 2026-05-01 · 3 obs

○ 2017-02-14 08:16:12
● 2026-04-10 16:48:04
● 2026-05-01 13:54:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
chengm.cn	uriah.ns.cloudflare.com, anastasia.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.194

NS records: uriah.ns.cloudflare.com, anastasia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chengm.cn (unsigned zone)

⏱️ Timing

Total: 2714ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.222.208, 104.21.62.98`
AAAA	2	`2606:4700:3036::6815:3e62, 2606:4700:3032::ac43:ded0`
NS	2	`anastasia.ns.cloudflare.com, uriah.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`anastasia.ns.cloudflare.com dns.cloudfla`

Analysis

Hierarchy

The parent of www.chengm.cn is chengm.cn.

IP Addresses

chengm.cn resolves to four IP numbers: 2606:4700:3032::ac43:ded0, 2606:4700:3036::6815:3e62, 104.21.62.98 and 172.67.222.208.

Other host names such as out.kozterkep.hu, www.exparto.pl, paranormalnews.fr, avytybblrvweh.space and mgz.ch share IPs with chengm.cn.

Name Servers

chengm.cn is delegated to two name servers: anastasia.ns.cloudflare.com and uriah.ns.cloudflare.com.

chengm.cn shares the same name server setup as scjrsb.cn, 52jiao.cn, aspe.net.cn, lowcarbrezepte.org and dlhongyi.com.cn.

chengm.cn at least partially shares name servers with other domains, for instance nimbuz.rest, breezesoftware.com, infotrackpeople.com, innovabiobio.cl and sagepay.pl.

These name servers are commonly used with ace.ns.cloudflare.com and yichun.ns.cloudflare.com.

Host names with six IP numbers:

anastasia.ns.cloudflare.com points to 2606:4700:50::a29f:26e3, 2803:f800:50::6ca2:c2e3, 2a06:98c1:50::ac40:22e3, 108.162.194.227, 162.159.38.227 and 172.64.34.227.

uriah.ns.cloudflare.com points to 2606:4700:58::a29f:2cc2, 2803:f800:50::6ca2:c3c2, 2a06:98c1:50::ac40:23c2, 108.162.195.194, 162.159.44.194 and 172.64.35.194.

chengm.cn - robtex.com

chengm.cn

cn

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`chengm.cn`

`cn`