`duoshoulm.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:50be^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:994a^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.80.190^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.74^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`linda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3afa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`linda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0fa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`linda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20fa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`linda.ns.cloudflare.com`
		A	108.162.192.250^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`linda.ns.cloudflare.com`
		A	172.64.32.250^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`linda.ns.cloudflare.com`
		A	173.245.58.250^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`linda.ns.cloudflare.com`
NS	`vin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vin.ns.cloudflare.com`
		A	108.162.193.245^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	172.64.33.245^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	173.245.59.245^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.80.190, 172.67.153.74
		IPv6 hints	2606:4700:3034::6815:50be, 2606:4700:3035::ac43:994a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com
SOA	`linda.ns.cloudflare.com`dns@cloudflare.com serial=2403008910

`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=1778472716

Same first word

duoshoulm.com

DNS History

11 records (6 active, 5 former)

○NSdns10.hichina.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 15:35:54
○ 2026-04-03 22:55:24
○ 2026-05-11 04:15:20

○NSdns9.hichina.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 15:35:54
○ 2026-04-03 22:55:24
○ 2026-05-11 04:15:20

●NSlinda.ns.cloudflare.com2026-04-03 → 2026-05-11 · 3 obs

○ 2016-12-20 15:35:54
● 2026-04-03 22:55:24
● 2026-05-11 04:15:20

●NSvin.ns.cloudflare.com2026-04-03 → 2026-05-11 · 3 obs

○ 2016-12-20 15:35:54
● 2026-04-03 22:55:24
● 2026-05-11 04:15:20

○MXmxn.mxhichina.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 15:35:54
○ 2026-04-03 22:55:24
○ 2026-05-11 04:15:20

○MXmxw.mxhichina.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 15:35:54
○ 2026-04-03 22:55:24
○ 2026-05-11 04:15:20

●A104.21.80.1902026-04-03 → 2026-05-11 · 3 obs

○ 2017-10-21 00:20:36
● 2026-04-03 22:55:24
● 2026-05-11 04:15:20

○A115.159.225.1112017-10-21 → 2017-10-21 · 3 obs

● 2017-10-21 00:20:36
○ 2026-04-03 22:55:24
○ 2026-05-11 04:15:20

●A172.67.153.742026-04-03 → 2026-05-11 · 3 obs

○ 2017-10-21 00:20:36
● 2026-04-03 22:55:24
● 2026-05-11 04:15:20

●A2606:4700:3034::6815:50be2026-04-03 → 2026-05-11 · 3 obs

○ 2017-10-21 00:20:36
● 2026-04-03 22:55:24
● 2026-05-11 04:15:20

●A2606:4700:3035::ac43:994a2026-04-03 → 2026-05-11 · 3 obs

○ 2017-10-21 00:20:36
● 2026-04-03 22:55:24
● 2026-05-11 04:15:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duoshoulm.com	linda.ns.cloudflare.com, vin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.250

NS records: linda.ns.cloudflare.com, vin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duoshoulm.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.153.74, 104.21.80.190`
AAAA	2	`2606:4700:3034::6815:50be, 2606:4700:3035::ac43:994a`
NS	2	`linda.ns.cloudflare.com, vin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`linda.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by duoshoulm.com: 2606:4700:3034::6815:50be, 2606:4700:3035::ac43:994a, 104.21.80.190 and 172.67.153.74.

other host names including lp.w-x-web-whatsapp.hl.cn, moodernwast.monster, taoxiai.cn, espiritusanto.com and ptorrents.com share IP numbers with duoshoulm.com.

Name Servers

duoshoulm.com is delegated to two name servers linda.ns.cloudflare.com and vin.ns.cloudflare.com.

duoshoulm.com shares the same name server setup as other domains, for instance sq10m.com, autoleague.net, netease163.com, egojn.com and cmy88.net.

duoshoulm.com at least partially shares name servers with other domains, for instance clearwaycoaching.com, bblanches.com, 04323b.com, my20sjsportal.com and pcd.co.zw.

These name servers are commonly used with jarred.ns.cloudflare.com, marty.ns.cloudflare.com and trevor.ns.cloudflare.com.

Host names with six IP numbers:

Host name linda.ns.cloudflare.com points to: 2606:4700:50::adf5:3afa, 2803:f800:50::6ca2:c0fa, 2a06:98c1:50::ac40:20fa, 108.162.192.250, 172.64.32.250 and 173.245.58.250.

Host name vin.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf5, 2803:f800:50::6ca2:c1f5, 2a06:98c1:50::ac40:21f5, 108.162.193.245, 172.64.33.245 and 173.245.59.245.

duoshoulm.com - robtex.com

duoshoulm.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

`duoshoulm.com`

`com`