`pengchengtech.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:9d22^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:2a38^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.56^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.34^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cash.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c151^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2151^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cash.ns.cloudflare.com`
		A	108.162.193.81^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	172.64.33.81^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	173.245.59.81^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
NS	`cora.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cora.ns.cloudflare.com`
		A	108.162.194.195^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	162.159.38.195^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	172.64.34.195^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.56, 172.67.157.34
		IPv6 hints	2606:4700:3033::ac43:9d22, 2606:4700:3034::6815:2a38
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`cash.ns.cloudflare.com`dns@cloudflare.com serial=2401316472

`net`

	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=1778532091

Same first word

pengchengtech.net

DNS History

8 records (6 active, 2 former)

○NSanirban.ns.cloudflare.com2020-01-02 → 2020-01-02 · 3 obs

● 2020-01-02 21:43:22
○ 2026-02-28 18:33:50
○ 2026-05-11 21:01:18

●NScash.ns.cloudflare.com2026-02-28 → 2026-05-11 · 3 obs

○ 2020-01-02 21:43:22
● 2026-02-28 18:33:50
● 2026-05-11 21:01:18

●NScora.ns.cloudflare.com2026-02-28 → 2026-05-11 · 3 obs

○ 2020-01-02 21:43:22
● 2026-02-28 18:33:50
● 2026-05-11 21:01:18

○NSdonna.ns.cloudflare.com2020-01-02 → 2020-01-02 · 3 obs

● 2020-01-02 21:43:22
○ 2026-02-28 18:33:50
○ 2026-05-11 21:01:18

●A104.21.42.562026-02-28 → 2026-05-11 · 2 obs

● 2026-02-28 18:33:50
● 2026-05-11 21:01:18

●A172.67.157.342026-02-28 → 2026-05-11 · 2 obs

● 2026-02-28 18:33:50
● 2026-05-11 21:01:18

●A2606:4700:3033::ac43:9d222026-02-28 → 2026-05-11 · 2 obs

● 2026-02-28 18:33:50
● 2026-05-11 21:01:18

●A2606:4700:3034::6815:2a382026-02-28 → 2026-05-11 · 2 obs

● 2026-02-28 18:33:50
● 2026-05-11 21:01:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pengchengtech.net	cash.ns.cloudflare.com, cora.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.81

NS records: cash.ns.cloudflare.com, cora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pengchengtech.net (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.157.34, 104.21.42.56`
AAAA	2	`2606:4700:3033::ac43:9d22, 2606:4700:3034::6815:2a38`
NS	2	`cash.ns.cloudflare.com, cora.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cash.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

pengchengtech.net maps to four IP numbers: 2606:4700:3033::ac43:9d22, 2606:4700:3034::6815:2a38, 104.21.42.56 and 172.67.157.34.

Other host names, for instance toreup.net, ireview.in.th, www.b2bhoopla.com, allstarairducts.pro and agenzie-matrimoniali.org share IP numbers with pengchengtech.net.

Name Servers

Two name servers cash.ns.cloudflare.com and cora.ns.cloudflare.com are delegated to pengchengtech.net.

pengchengtech.net uses the same name server configuration as other domains, such as quyuepian.com, yoson.net, xyqiji.com, ywcjlj.com and miqigong.com.

pengchengtech.net at least partially shares name servers with other domains such as dumps4pdf.com, marseltefa.com, zorvians.online, ionisedwateroz.com and implicitlysureminnow.forum.

These name servers are commonly used with kyrie.ns.cloudflare.com and ulla.ns.cloudflare.com.

Host names with six IP numbers: Host name cash.ns.cloudflare.com points to 2606:4700:58::adf5:3b51, 2803:f800:50::6ca2:c151, 2a06:98c1:50::ac40:2151, 108.162.193.81, 172.64.33.81 and 173.245.59.81; host name cora.ns.cloudflare.com points to 2606:4700:50::a29f:26c3, 2803:f800:50::6ca2:c2c3, 2a06:98c1:50::ac40:22c3, 108.162.194.195, 162.159.38.195 and 172.64.34.195.

pengchengtech.net - robtex.com