`guolanduo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:ac9d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:47fb^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.71.251^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.157^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`george.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`george.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`george.ns.cloudflare.com`
		A	108.162.193.167^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	172.64.33.167^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	173.245.59.167^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
NS	`katelyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:26eb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2eb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katelyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22eb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katelyn.ns.cloudflare.com`
		A	108.162.194.235^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
		A	162.159.38.235^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
		A	172.64.34.235^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.71.251, 172.67.172.157
		IPv6 hints	2606:4700:3035::ac43:ac9d, 2606:4700:3037::6815:47fb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=232, name=cloudflare-ech.com
SOA	`george.ns.cloudflare.com`dns@cloudflare.com serial=2408792168

`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=1784516157

Subdomains

gg9q.guolanduo.com

mhxn.guolanduo.com

fl3l.guolanduo.com

xjw1g.guolanduo.com

cez7d.guolanduo.com

Same first word

guolanduo.com

DNS History

17 records (6 active, 11 former)

○NSdns10.hichina.com2015-06-14 → 2016-04-07 · 4 obs

● 2015-06-14 12:27:12
● 2016-04-07 03:41:20
○ 2016-09-20 11:37:44
○ 2026-07-20 03:19:18

○NSdns9.hichina.com2015-06-14 → 2016-04-07 · 4 obs

● 2015-06-14 12:27:12
● 2016-04-07 03:41:20
○ 2016-09-20 11:37:44
○ 2026-07-20 03:19:18

●NSgeorge.ns.cloudflare.com2026-07-08 → 2026-07-20 · 3 obs

○ 2026-06-18 21:07:32
● 2026-07-08 06:01:56
● 2026-07-20 03:19:18

●NSkatelyn.ns.cloudflare.com2026-07-08 → 2026-07-20 · 3 obs

○ 2026-06-18 21:07:32
● 2026-07-08 06:01:56
● 2026-07-20 03:19:18

○NSns1.myhostadmin.net2026-02-19 → 2026-04-08 · 5 obs

○ 2016-09-20 11:37:44
● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

○NSns2.myhostadmin.net2026-02-19 → 2026-04-08 · 5 obs

○ 2016-09-20 11:37:44
● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

○NSns3.myhostadmin.net2026-02-19 → 2026-04-08 · 5 obs

○ 2016-09-20 11:37:44
● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

○NSns301.myhostadmin.net2026-04-18 → 2026-05-07 · 5 obs

○ 2026-04-08 16:15:54
● 2026-04-18 14:48:48
● 2026-05-07 02:45:38
○ 2026-06-18 21:07:32
○ 2026-07-20 03:19:18

○NSns302.myhostadmin.net2026-04-18 → 2026-05-07 · 5 obs

○ 2026-04-08 16:15:54
● 2026-04-18 14:48:48
● 2026-05-07 02:45:38
○ 2026-06-18 21:07:32
○ 2026-07-20 03:19:18

○NSns4.myhostadmin.net2026-02-19 → 2026-04-08 · 5 obs

○ 2016-09-20 11:37:44
● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

○NSns5.myhostadmin.net2026-02-19 → 2026-04-08 · 5 obs

○ 2016-09-20 11:37:44
● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

○NSns6.myhostadmin.net2026-02-19 → 2026-04-08 · 5 obs

○ 2016-09-20 11:37:44
● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

●A104.21.71.2512026-07-08 → 2026-07-20 · 3 obs

○ 2026-04-18 14:48:48
● 2026-07-08 06:01:56
● 2026-07-20 03:19:18

●A172.67.172.1572026-07-08 → 2026-07-20 · 3 obs

○ 2026-04-18 14:48:48
● 2026-07-08 06:01:56
● 2026-07-20 03:19:18

●A2606:4700:3035::ac43:ac9d2026-07-08 → 2026-07-20 · 3 obs

○ 2026-04-18 14:48:48
● 2026-07-08 06:01:56
● 2026-07-20 03:19:18

●A2606:4700:3037::6815:47fb2026-07-08 → 2026-07-20 · 3 obs

○ 2026-04-18 14:48:48
● 2026-07-08 06:01:56
● 2026-07-20 03:19:18

○A38.238.21.562026-02-19 → 2026-04-08 · 4 obs

● 2026-02-19 05:51:46
● 2026-04-08 16:15:54
○ 2026-04-18 14:48:48
○ 2026-07-20 03:19:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
guolanduo.com	george.ns.cloudflare.com, katelyn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.167

NS records: george.ns.cloudflare.com, katelyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guolanduo.com (unsigned zone)

⏱️ Timing

Total: 2661ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.157, 104.21.71.251`
AAAA	2	`2606:4700:3037::6815:47fb, 2606:4700:3035::ac43:ac9d`
NS	2	`george.ns.cloudflare.com, katelyn.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`george.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

guolanduo.com has five child domains: gg9q.guolanduo.com, mhxn.guolanduo.com, fl3l.guolanduo.com, xjw1g.guolanduo.com and cez7d.guolanduo.com.

IP Addresses

guolanduo.com directs to four IP numbers, which are 104.21.71.251, 172.67.172.157, 2606:4700:3035::ac43:ac9d and 2606:4700:3037::6815:47fb.

Among the host names that share IP numbers with guolanduo.com are peakofohio.com, pickstar.cc, www.2010destinationplanner.com and two others.

Name Servers

The NS records for guolanduo.com delegate to george.ns.cloudflare.com and katelyn.ns.cloudflare.com.

guolanduo.com has the same name server delegation as a number of other domains, such as fototypies.gr, 2beau.com, fulvwa.com and two more.

There is at least partial name server overlap between guolanduo.com and other domains — curatedplaylisttalentbooking.com, bluepacificbio.com, nandos.mu and two more among them.

These name servers frequently co-occur with the name servers ignat.ns.cloudflare.com and christian.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

george.ns.cloudflare.com maps to 108.162.193.167, 172.64.33.167, 173.245.59.167 and 3 additional IP addresses.

katelyn.ns.cloudflare.com maps to 108.162.194.235, 162.159.38.235, 172.64.34.235 and 3 additional IP addresses.

guolanduo.com - robtex.com

guolanduo.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`guolanduo.com`

`com`