`guoigco.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:4f9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:84a8^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.4.249^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.168^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`earl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`earl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`earl.ns.cloudflare.com`
		A	108.162.193.161^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	172.64.33.161^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
		A	173.245.59.161^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`earl.ns.cloudflare.com`
NS	`lola.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c084^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lola.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2084^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lola.ns.cloudflare.com`
		A	108.162.192.132^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	172.64.32.132^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	173.245.58.132^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
TXT	`google-site-verification=1n99JGXoYvQPZUQq2njXzTpBvWV4peKzQAm_HT6kKIw`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.4.249, 172.67.132.168
		IPv6 hints	2606:4700:3035::6815:4f9, 2606:4700:3037::ac43:84a8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`earl.ns.cloudflare.com`dns@cloudflare.com serial=2411977458

`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=1786738449

Same first word

guoigco.com

DNS History

12 records (6 active, 6 former)

●NSearl.ns.cloudflare.com2026-05-19 → 2026-08-14 · 2 obs

● 2026-05-19 03:48:32
● 2026-08-14 20:34:28

●NSlola.ns.cloudflare.com2026-05-19 → 2026-08-14 · 2 obs

● 2026-05-19 03:48:32
● 2026-08-14 20:34:28

●A104.21.4.2492026-05-19 → 2026-08-14 · 5 obs

● 2026-05-19 03:48:32
● 2026-06-13 14:55:02
○ 2026-06-17 00:31:44
● 2026-06-26 13:46:44
● 2026-08-14 20:34:28

●A172.67.132.1682026-05-19 → 2026-08-14 · 5 obs

● 2026-05-19 03:48:32
● 2026-06-13 14:55:02
○ 2026-06-17 00:31:44
● 2026-06-26 13:46:44
● 2026-08-14 20:34:28

○A188.114.96.02026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-13 14:55:02
● 2026-06-17 00:31:44
○ 2026-06-26 13:46:44
○ 2026-08-14 20:34:28

○A188.114.97.02026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-13 14:55:02
● 2026-06-17 00:31:44
○ 2026-06-26 13:46:44
○ 2026-08-14 20:34:28

○A2606:4700:3034::6815:4f92026-05-19 → 2026-06-26 · 6 obs

● 2026-05-19 03:48:32
● 2026-06-13 14:55:02
○ 2026-06-17 00:31:44
● 2026-06-26 13:46:44
○ 2026-08-01 05:27:56
○ 2026-08-14 20:34:28

●A2606:4700:3035::6815:4f92026-08-01 → 2026-08-14 · 3 obs

○ 2026-06-26 13:46:44
● 2026-08-01 05:27:56
● 2026-08-14 20:34:28

○A2606:4700:3036::ac43:84a82026-05-19 → 2026-06-26 · 6 obs

● 2026-05-19 03:48:32
● 2026-06-13 14:55:02
○ 2026-06-17 00:31:44
● 2026-06-26 13:46:44
○ 2026-08-01 05:27:56
○ 2026-08-14 20:34:28

●A2606:4700:3037::ac43:84a82026-08-01 → 2026-08-14 · 3 obs

○ 2026-06-26 13:46:44
● 2026-08-01 05:27:56
● 2026-08-14 20:34:28

○A2a06:98c1:3120::2026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-13 14:55:02
● 2026-06-17 00:31:44
○ 2026-06-26 13:46:44
○ 2026-08-14 20:34:28

○A2a06:98c1:3121::2026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-13 14:55:02
● 2026-06-17 00:31:44
○ 2026-06-26 13:46:44
○ 2026-08-14 20:34:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
guoigco.com	lola.ns.cloudflare.com, earl.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.161

NS records: lola.ns.cloudflare.com, earl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guoigco.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.4.249, 172.67.132.168`
AAAA	2	`2606:4700:3037::ac43:84a8, 2606:4700:3035::6815:4f9`
NS	2	`earl.ns.cloudflare.com, lola.ns.cloudflare.com`
TXT	1	`google-site-verification=1n99JGXoYvQPZUQ`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`earl.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

guoigco.com has four IP addresses: 104.21.4.249, 172.67.132.168, 2606:4700:3035::6815:4f9 and 2606:4700:3037::ac43:84a8.

www.fantasi.one, ariaboard.com, space-time-mass.com plus two other host names have IP numbers in common with guoigco.com.

Name Servers

guoigco.com has two authoritative name servers — earl.ns.cloudflare.com and lola.ns.cloudflare.com.

The name server configuration of guoigco.com is shared with other domains, for instance pafipcpenajam.org, pgpkecselaganraya.org, embodypilates.ca and two others.

guoigco.com has at least partial name server overlap with other domains, such as osssp.com, coloradoballoonrides.com, yj-jx.com and two others.

It is common to find these name servers paired with the name servers ali.ns.cloudflare.com.

Hosts with 6 IP addresses each:

earl.ns.cloudflare.com points to 108.162.193.161, 172.64.33.161, 173.245.59.161 and 3 other IP addresses.

lola.ns.cloudflare.com points to 108.162.192.132, 172.64.32.132, 173.245.58.132 and 3 other IP addresses.

guoigco.com - robtex.com

guoigco.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`guoigco.com`

`com`