`guohuaisp.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:37bb^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:ac6b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.187^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.107^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`harlan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harlan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harlan.ns.cloudflare.com`
		A	108.162.195.250^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	162.159.44.250^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	172.64.35.250^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
NS	`nena.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nena.ns.cloudflare.com`
		A	108.162.194.161^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	162.159.38.161^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	172.64.34.161^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.187, 172.67.172.107
		IPv6 hints	2606:4700:3031::6815:37bb, 2606:4700:3033::ac43:ac6b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=139, name=cloudflare-ech.com
SOA	`harlan.ns.cloudflare.com`dns@cloudflare.com serial=2409501832

`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=1785202362

Same first word

guohuaisp.com

Similar names

shuiguopa.com

shuguopai.com

guishoupa.com

DNS History

16 records (6 active, 10 former)

○NSa.share-dns.com2026-03-14 → 2026-03-14 · 4 obs

○ 2018-07-24 00:07:24
● 2026-03-14 04:38:06
○ 2026-04-24 17:03:32
○ 2026-07-28 01:47:04

○NSa6.share-dns.com2026-03-14 → 2026-03-14 · 4 obs

○ 2018-07-24 00:07:24
● 2026-03-14 04:38:06
○ 2026-04-24 17:03:32
○ 2026-07-28 01:47:04

○NSb.share-dns.net2026-03-14 → 2026-03-14 · 4 obs

○ 2018-07-24 00:07:24
● 2026-03-14 04:38:06
○ 2026-04-24 17:03:32
○ 2026-07-28 01:47:04

○NSb6.share-dns.net2026-03-14 → 2026-03-14 · 4 obs

○ 2018-07-24 00:07:24
● 2026-03-14 04:38:06
○ 2026-04-24 17:03:32
○ 2026-07-28 01:47:04

●NSharlan.ns.cloudflare.com2026-04-24 → 2026-07-28 · 3 obs

○ 2026-03-14 04:38:06
● 2026-04-24 17:03:32
● 2026-07-28 01:47:04

●NSnena.ns.cloudflare.com2026-04-24 → 2026-07-28 · 3 obs

○ 2026-03-14 04:38:06
● 2026-04-24 17:03:32
● 2026-07-28 01:47:04

○NSns1.cloud-dns.net2017-02-06 → 2018-07-24 · 4 obs

● 2017-02-06 17:43:12
● 2018-07-24 00:07:24
○ 2026-03-14 04:38:06
○ 2026-07-28 01:47:04

○NSns2.cloud-dns.net2017-02-06 → 2018-07-24 · 4 obs

● 2017-02-06 17:43:12
● 2018-07-24 00:07:24
○ 2026-03-14 04:38:06
○ 2026-07-28 01:47:04

●A104.21.55.1872026-04-24 → 2026-07-28 · 3 obs

○ 2026-03-14 04:38:06
● 2026-04-24 17:03:32
● 2026-07-28 01:47:04

○A157.52.239.1502017-02-06 → 2018-07-24 · 4 obs

● 2017-02-06 17:43:12
● 2018-07-24 00:07:24
○ 2026-03-14 04:38:06
○ 2026-07-28 01:47:04

●A172.67.172.1072026-04-24 → 2026-07-28 · 3 obs

○ 2026-03-14 04:38:06
● 2026-04-24 17:03:32
● 2026-07-28 01:47:04

●A2606:4700:3031::6815:37bb2026-07-28 → 2026-07-28 · 2 obs

○ 2026-06-12 09:11:18
● 2026-07-28 01:47:04

○A2606:4700:3031::ac43:ac6b2026-04-24 → 2026-06-12 · 4 obs

○ 2026-03-14 04:38:06
● 2026-04-24 17:03:32
● 2026-06-12 09:11:18
○ 2026-07-28 01:47:04

●A2606:4700:3033::ac43:ac6b2026-07-28 → 2026-07-28 · 2 obs

○ 2026-06-12 09:11:18
● 2026-07-28 01:47:04

○A2606:4700:3035::6815:37bb2026-04-24 → 2026-06-12 · 4 obs

○ 2026-03-14 04:38:06
● 2026-04-24 17:03:32
● 2026-06-12 09:11:18
○ 2026-07-28 01:47:04

○A38.11.64.782026-03-14 → 2026-03-14 · 4 obs

○ 2018-07-24 00:07:24
● 2026-03-14 04:38:06
○ 2026-04-24 17:03:32
○ 2026-07-28 01:47:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
guohuaisp.com	nena.ns.cloudflare.com, harlan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.250

NS records: nena.ns.cloudflare.com, harlan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guohuaisp.com (unsigned zone)

⏱️ Timing

Total: 168ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.107, 104.21.55.187`
AAAA	2	`2606:4700:3031::6815:37bb, 2606:4700:3033::ac43:ac6b`
NS	2	`harlan.ns.cloudflare.com, nena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`harlan.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

guohuaisp.com has four IP addresses: 104.21.55.187, 172.67.172.107, 2606:4700:3031::6815:37bb and 2606:4700:3033::ac43:ac6b.

tvmoca.net, artfuzz.com, mail.pleximages.com plus two other host names have IP numbers in common with guohuaisp.com.

Name Servers

Two name servers handle the delegation for guohuaisp.com: harlan.ns.cloudflare.com and nena.ns.cloudflare.com.

The name server configuration of guohuaisp.com is shared with other domains, for instance wbmq.net, veganclue.com, paowanjijx.com and two others.

guohuaisp.com shares at least some of its name servers with other domains, including rangb.com, playdinoworld.com, xuemeiyun.com and two others.

These name servers are frequently seen alongside the name servers paityn.ns.cloudflare.com.

Hosts with 6 IP addresses each:

harlan.ns.cloudflare.com resolves to 108.162.195.250, 162.159.44.250 and 172.64.35.250 among others, with 3 other IP addresses in total.

nena.ns.cloudflare.com resolves to 108.162.194.161, 162.159.38.161 and 172.64.34.161 among others, with 3 other IP addresses in total.

guohuaisp.com - robtex.com

guohuaisp.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`guohuaisp.com`

`com`