`chengdongchina.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c1c3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:5a1c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.28^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.195^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arya.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a46^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c046^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arya.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2046^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arya.ns.cloudflare.com`
		A	108.162.192.70^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
		A	172.64.32.70^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
		A	173.245.58.70^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arya.ns.cloudflare.com`
NS	`paul.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c187^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`paul.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2187^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`paul.ns.cloudflare.com`
		A	108.162.193.135^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	172.64.33.135^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	173.245.59.135^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.28, 172.67.193.195
		IPv6 hints	2606:4700:3030::ac43:c1c3, 2606:4700:3034::6815:5a1c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOA	`arya.ns.cloudflare.com`dns@cloudflare.com serial=2397979279

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776983296

Same first word

chengdongchina.com

DNS History

12 records (6 active, 6 former)

●NSarya.ns.cloudflare.com2026-04-23 → 2026-04-23 · 3 obs

○ 2019-12-18 00:49:36
● 2026-04-23 07:35:42
● 2026-04-23 22:30:40

○NSdara.ns.cloudflare.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 00:49:36
○ 2026-04-23 07:35:42
○ 2026-04-23 22:30:40

○NSlloyd.ns.cloudflare.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 00:49:36
○ 2026-04-23 07:35:42
○ 2026-04-23 22:30:40

●NSpaul.ns.cloudflare.com2026-04-23 → 2026-04-23 · 3 obs

○ 2019-12-18 00:49:36
● 2026-04-23 07:35:42
● 2026-04-23 22:30:40

●A104.21.90.282026-04-23 → 2026-04-23 · 3 obs

○ 2019-12-18 00:49:36
● 2026-04-23 07:35:42
● 2026-04-23 22:30:40

○A104.24.102.952019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 00:49:36
○ 2026-04-23 07:35:42
○ 2026-04-23 22:30:40

○A104.24.103.952019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 00:49:36
○ 2026-04-23 07:35:42
○ 2026-04-23 22:30:40

●A172.67.193.1952026-04-23 → 2026-04-23 · 3 obs

○ 2019-12-18 00:49:36
● 2026-04-23 07:35:42
● 2026-04-23 22:30:40

○A2606:4700:30::6818:665f2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 00:49:36
○ 2026-04-23 07:35:42
○ 2026-04-23 22:30:40

○A2606:4700:30::6818:675f2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 00:49:36
○ 2026-04-23 07:35:42
○ 2026-04-23 22:30:40

●A2606:4700:3030::ac43:c1c32026-04-23 → 2026-04-23 · 3 obs

○ 2019-12-18 00:49:36
● 2026-04-23 07:35:42
● 2026-04-23 22:30:40

●A2606:4700:3034::6815:5a1c2026-04-23 → 2026-04-23 · 3 obs

○ 2019-12-18 00:49:36
● 2026-04-23 07:35:42
● 2026-04-23 22:30:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
chengdongchina.com	paul.ns.cloudflare.com, arya.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.135

NS records: paul.ns.cloudflare.com, arya.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chengdongchina.com (unsigned zone)

⏱️ Timing

Total: 358ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.90.28, 172.67.193.195`
AAAA	2	`2606:4700:3030::ac43:c1c3, 2606:4700:3034::6815:5a1c`
NS	2	`arya.ns.cloudflare.com, paul.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arya.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (paul.ns.cloudflare.com, paul.ns.cloudflare.com, paul.ns.cloudflare.com...)

Analysis

IP Addresses

chengdongchina.com points to four IP numbers: 2606:4700:3030::ac43:c1c3, 2606:4700:3034::6815:5a1c, 104.21.90.28 and 172.67.193.195.

Other host names, for instance grupamsg.pl, bjran.com, cn-ldhf-whatsapp.hl.cn, nebolin.com and www.crezu.com.ua share IP numbers with chengdongchina.com.

Name Servers

chengdongchina.com is delegated to two name servers: arya.ns.cloudflare.com and paul.ns.cloudflare.com.

chengdongchina.com uses the same name server setup as other domains, for instance bxshow.com, 99maogou.com, jxcqbk.com, cclyjzx.com and ast168.com.

chengdongchina.com shares name servers with other domains at least partially, for instance oralhealthamerica.org, pegast.az, girltalkradioshow.com, cphr.ca and lawtonchiro.com.

these name servers are commonly used together with david.ns.cloudflare.com and algin.ns.cloudflare.com.

Host names with six IP numbers: arya.ns.cloudflare.com points to 2606:4700:50::adf5:3a46, 2803:f800:50::6ca2:c046, 2a06:98c1:50::ac40:2046, 108.162.192.70, 172.64.32.70 and 173.245.58.70; paul.ns.cloudflare.com points to 2606:4700:58::adf5:3b87, 2803:f800:50::6ca2:c187, 2a06:98c1:50::ac40:2187, 108.162.193.135, 172.64.33.135 and 173.245.59.135.

chengdongchina.com - robtex.com