`chuguo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2aca^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:d20e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.202^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.14^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`liz.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3abd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`liz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`liz.ns.cloudflare.com`
		A	108.162.192.189^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	172.64.32.189^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
		A	173.245.58.189^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`liz.ns.cloudflare.com`
NS	`vern.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vern.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vern.ns.cloudflare.com`
		A	108.162.193.243^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	172.64.33.243^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
		A	173.245.59.243^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vern.ns.cloudflare.com`
MX	`mail.chuguo.com` ⭐
		A	209.126.10.173^{🇺🇸 CONTABO-USA209.126.0.0/20 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States}
			PTR	`vmi2129929.contaboserver.net`
TXT	`v=spf1 a mx a:chuguo.com ip4:209.126.10.173 ip4:209.126.10.173 ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.202, 172.67.210.14
		IPv6 hints	2606:4700:3030::6815:2aca, 2606:4700:3030::ac43:d20e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com
SOA	`liz.ns.cloudflare.com`dns@cloudflare.com serial=2401250215

`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=1776229717

Subdomains

mail.chuguo.com

Same first word

chuguo.us

chuguo.org.cn

chuguo.info

chuguo.net

chuguo.com

Similar names

guochu.net

guchuo.cn

guochu.com.cn

chougu.com

chuugo.co.jp

guchou.com

chuogu.com

guchuo.com

gouchu.com

ucough.com

couugh.com

DNS History

10 records (7 active, 3 former)

●NSliz.ns.cloudflare.com2026-03-27 → 2026-04-15 · 3 obs

○ 2017-03-25 12:19:10
● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

○NSns1.ezhost.net2015-08-21 → 2017-03-25 · 4 obs

● 2015-08-21 16:36:50
● 2017-03-25 12:19:10
○ 2026-03-27 12:21:42
○ 2026-04-15 05:10:52

○NSns2.ezhost.net2015-08-21 → 2017-03-25 · 4 obs

● 2015-08-21 16:36:50
● 2017-03-25 12:19:10
○ 2026-03-27 12:21:42
○ 2026-04-15 05:10:52

●NSvern.ns.cloudflare.com2026-03-27 → 2026-04-15 · 3 obs

○ 2017-03-25 12:19:10
● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

●MXmail.chuguo.com2026-03-27 → 2026-04-15 · 2 obs

● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

●A104.21.42.2022026-03-27 → 2026-04-15 · 3 obs

○ 2017-03-25 12:19:10
● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

○A142.54.165.342015-08-21 → 2017-03-25 · 4 obs

● 2015-08-21 16:36:50
● 2017-03-25 12:19:10
○ 2026-03-27 12:21:42
○ 2026-04-15 05:10:52

●A172.67.210.142026-03-27 → 2026-04-15 · 3 obs

○ 2017-03-25 12:19:10
● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

●A2606:4700:3030::6815:2aca2026-03-27 → 2026-04-15 · 3 obs

○ 2017-03-25 12:19:10
● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

●A2606:4700:3030::ac43:d20e2026-03-27 → 2026-04-15 · 3 obs

○ 2017-03-25 12:19:10
● 2026-03-27 12:21:42
● 2026-04-15 05:10:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
chuguo.com	vern.ns.cloudflare.com, liz.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.243

NS records: vern.ns.cloudflare.com, liz.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chuguo.com (unsigned zone)

⏱️ Timing

Total: 203ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.42.202, 172.67.210.14`
AAAA	2	`2606:4700:3030::6815:2aca, 2606:4700:3030::ac43:d20e`
NS	2	`liz.ns.cloudflare.com, vern.ns.cloudflare.com`
MX	1	`mail.chuguo.com (pri: 5)`
TXT	1	`v=spf1 a mx a:chuguo.com ip4:209.126.10.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`liz.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

chuguo.com is a parent of mail.chuguo.com.

IP Addresses

chuguo.com points to four IP numbers: 2606:4700:3030::6815:2aca, 2606:4700:3030::ac43:d20e, 104.21.42.202 and 172.67.210.14.

Other host names, for instance southernshorthaulrailroad.com.au, browseraddons.com, www.cheminade2017.fr, sassymatchmaker.com and profil-zdalny.click share IP numbers with chuguo.com.

Name Servers

Delegation for chuguo.com rests with two name servers, liz.ns.cloudflare.com and vern.ns.cloudflare.com.

chuguo.com shares the same name server setup as other domains, including educareer.com, wetemp.com, postdoc.com, postdoc-job.net and postdocnet.org.

chuguo.com at least partially shares name servers with other domains, for instance reussir-roanne.com, neverpayransom.com, baanrailanna.com, glinetex.com and pharmalite.in.

These name servers are commonly used with guy.ns.cloudflare.com and rosa.ns.cloudflare.com.

Host names with six IP numbers: liz.ns.cloudflare.com points to: 2606:4700:50::adf5:3abd, 2803:f800:50::6ca2:c0bd, 2a06:98c1:50::ac40:20bd, 108.162.192.189, 172.64.32.189 and 173.245.58.189. vern.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf3, 2803:f800:50::6ca2:c1f3, 2a06:98c1:50::ac40:21f3, 108.162.193.243, 172.64.33.243 and 173.245.59.243.

Mail Servers

chuguo.com is handled by a single mail server, mail.chuguo.com.

mail.chuguo.com points to a single IP: 209.126.10.173.

chuguo.com - robtex.com

chuguo.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`chuguo.com`

`com`