`guestcn.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:51e0^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a564^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.224^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.165.100^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jason.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jason.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jason.ns.cloudflare.com`
		A	108.162.193.179^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
		A	172.64.33.179^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
		A	173.245.59.179^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jason.ns.cloudflare.com`
NS	`simone.ns.cloudflare.com`
		A	2606:4700:50::a29f:261a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`simone.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`simone.ns.cloudflare.com`
		A	108.162.194.26^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	162.159.38.26^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	172.64.34.26^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`sxb1plzcpnl440012.prod.sxb1.secureserver.net`⁽¹⁾
		A	92.204.221.16^{🇫🇷 GODADDY-SXB92.204.208.0/20 GD MASS Network}
			PTR	`16.221.204.92.host.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
TXT	`google-site-verification=QejGniJShw03cF3a-Tb7PDa3UXxyEIS09sqUxOd6bTg`
TXT	`pinterest-site-verification=1467915f1404c4ce2b433ce5187d0acb`
TXT	`v=spf1 include:secureserver.net ~all`
TXT	`yandex-verification: 65b6e71defcc3ee0`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.224, 172.67.165.100
		IPv6 hints	2606:4700:3031::6815:51e0, 2606:4700:3037::ac43:a564
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=46, name=cloudflare-ech.com
SOA	`jason.ns.cloudflare.com`dns@cloudflare.com serial=2407034089

`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=1781992725

Same first word

guestcn.com

Similar names

gunsetc.com

gunsect.net

custgen.net

custgen.com

gusntec.com

guscent.vn

DNS History

15 records (9 active, 6 former)

●NSjason.ns.cloudflare.com2026-06-14 → 2026-06-20 · 3 obs

○ 2018-05-14 21:43:40
● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

○NSns1.dnsowl.com2018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 21:43:40
○ 2026-06-14 16:06:18
○ 2026-06-20 22:28:46

○NSns2.dnsowl.com2018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 21:43:40
○ 2026-06-14 16:06:18
○ 2026-06-20 22:28:46

○NSns3.dnsowl.com2018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 21:43:40
○ 2026-06-14 16:06:18
○ 2026-06-20 22:28:46

●NSsimone.ns.cloudflare.com2026-06-14 → 2026-06-20 · 3 obs

○ 2018-05-14 21:43:40
● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

●MXmailstore1.secureserver.net2026-06-14 → 2026-06-20 · 2 obs

● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

●MXsmtp.secureserver.net2026-06-14 → 2026-06-20 · 2 obs

● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

●MXsxb1plzcpnl440012.prod.sxb1.secureserver.net2026-06-14 → 2026-06-20 · 2 obs

● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

●A104.21.81.2242026-06-14 → 2026-06-20 · 3 obs

○ 2018-05-14 21:43:40
● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

○A107.161.23.2042018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 21:43:40
○ 2026-06-14 16:06:18
○ 2026-06-20 22:28:46

●A172.67.165.1002026-06-14 → 2026-06-20 · 3 obs

○ 2018-05-14 21:43:40
● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

○A192.161.187.2002018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 21:43:40
○ 2026-06-14 16:06:18
○ 2026-06-20 22:28:46

○A209.141.38.712018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 21:43:40
○ 2026-06-14 16:06:18
○ 2026-06-20 22:28:46

●A2606:4700:3031::6815:51e02026-06-14 → 2026-06-20 · 3 obs

○ 2018-05-14 21:43:40
● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

●A2606:4700:3037::ac43:a5642026-06-14 → 2026-06-20 · 3 obs

○ 2018-05-14 21:43:40
● 2026-06-14 16:06:18
● 2026-06-20 22:28:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...	-
guestcn.com	jason.ns.cloudflare.com, simone.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.179

NS records: jason.ns.cloudflare.com, simone.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guestcn.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.81.224, 172.67.165.100`
AAAA	2	`2606:4700:3031::6815:51e0, 2606:4700:3037::ac43:a564`
NS	2	`jason.ns.cloudflare.com, simone.ns.cloudflare.com`
MX	3	`smtp.secureserver.net (pri: 0), sxb1plzcpnl440012.prod.sxb1.secureserver...`
TXT	4	`google-site-verification=QejGniJShw03cF3, pinterest-site-verification=1467915f1404...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jason.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

guestcn.com resolves to four IP addresses: 104.21.81.224, 172.67.165.100, 2606:4700:3031::6815:51e0 and 2606:4700:3037::ac43:a564.

Additional host names — haris.computer, webcams.ch, lexicography.online and two others — share IP numbers with guestcn.com.

Name Servers

The NS records for guestcn.com delegate to jason.ns.cloudflare.com and simone.ns.cloudflare.com.

guestcn.com shares its name server setup with other domains, including me3op.site, khuzin.com, oivivio.com and two others.

guestcn.com partially shares its NS delegation with several other domains, including metricsnetstruct.click, quantumsparkpattern.click, quantumnetstation.forum and two others.

The name servers magdalena.ns.cloudflare.com, dolly.ns.cloudflare.com, jasper.ns.cloudflare.com and fred.ns.cloudflare.com are often found in use alongside these name servers.

Host names with 6 IP numbers:

jason.ns.cloudflare.com maps to 108.162.193.179, 172.64.33.179, 173.245.59.179 and 3 additional IP addresses.

simone.ns.cloudflare.com maps to 108.162.194.26, 162.159.38.26, 172.64.34.26 and 3 additional IP addresses.