`yokusen.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:b439^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:23da^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.218^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.180.57^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eva.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a72^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c072^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eva.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2072^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eva.ns.cloudflare.com`
		A	108.162.192.114^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
		A	172.64.32.114^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
		A	173.245.58.114^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eva.ns.cloudflare.com`
NS	`lee.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b81^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c181^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2181^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lee.ns.cloudflare.com`
		A	108.162.193.129^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
		A	172.64.33.129^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
		A	173.245.59.129^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lee.ns.cloudflare.com`
MX	`mx1.larksuite.com` ⭐
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.larksuite.com`⁽⁵⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx3.larksuite.com`⁽¹⁰⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.223^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.230.154^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`v=spf1 +include:spf.onlarksuite.com -all`
TXT	`verification-code-site-App_lark=givW3julkxLdzvXWpp6X`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.218, 172.67.180.57
		IPv6 hints	2606:4700:3030::ac43:b439, 2606:4700:3032::6815:23da
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=65, name=cloudflare-ech.com
SOA	`eva.ns.cloudflare.com`dns@cloudflare.com serial=2409926509

`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=1785841007

Same first word

yokusen.com

Similar names

syouken.org

keynous.com

senkyou.jp

keyonus.com

kosyuen.fr

kensyou.jp

sokeyun.com

nyeskou.nl

kosyuen.co.jp

ekonyus.info

ynosuke.com

kyousen.com

kosyuen.com

kyuseon.com

oyuneks.com

kensyou.co.jp

senkyou.sakura.ne.jp

DNS History

13 records (9 active, 4 former)

●NSeva.ns.cloudflare.com2026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

●NSlee.ns.cloudflare.com2026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

○NSns1.bluehost.com2018-12-30 → 2018-12-30 · 3 obs

● 2018-12-30 19:05:30
○ 2026-03-15 20:58:20
○ 2026-08-04 11:01:44

○NSns2.bluehost.com2018-12-30 → 2018-12-30 · 3 obs

● 2018-12-30 19:05:30
○ 2026-03-15 20:58:20
○ 2026-08-04 11:01:44

○MXmail.yokusen.com2018-12-30 → 2018-12-30 · 3 obs

● 2018-12-30 19:05:30
○ 2026-03-15 20:58:20
○ 2026-08-04 11:01:44

●MXmx1.larksuite.com2026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

●MXmx2.larksuite.com2026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

●MXmx3.larksuite.com2026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

●A104.21.35.2182026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

○A162.241.252.1852018-12-30 → 2018-12-30 · 3 obs

● 2018-12-30 19:05:30
○ 2026-03-15 20:58:20
○ 2026-08-04 11:01:44

●A172.67.180.572026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

●A2606:4700:3030::ac43:b4392026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

●A2606:4700:3032::6815:23da2026-08-01 → 2026-08-04 · 3 obs

○ 2026-03-15 20:58:20
● 2026-08-01 20:04:24
● 2026-08-04 11:01:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
yokusen.com	eva.ns.cloudflare.com, lee.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.114

NS records: eva.ns.cloudflare.com, lee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yokusen.com (unsigned zone)

⏱️ Timing

Total: 144ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.180.57, 104.21.35.218`
AAAA	2	`2606:4700:3030::ac43:b439, 2606:4700:3032::6815:23da`
NS	2	`eva.ns.cloudflare.com, lee.ns.cloudflare.com`
MX	3	`mx1.larksuite.com (pri: 1), mx3.larksuite.com (pri: 10)...`
TXT	2	`v=spf1 +include:spf.onlarksuite.com -all, verification-code-site-App_lark=givW3jul`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eva.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

yokusen.com resolves to four IP addresses: 104.21.35.218, 172.67.180.57, 2606:4700:3030::ac43:b439 and 2606:4700:3032::6815:23da.

Among the host names that share IP numbers with yokusen.com are advantafrontiersystems.digital, usnewson.com, mobilefriendlyteam.com and two others.

Name Servers

yokusen.com uses two name servers for its delegation: eva.ns.cloudflare.com and lee.ns.cloudflare.com.

yokusen.com has the same name server delegation as a number of other domains, such as yudeonline.edu.mm, tempsite.me, silax.ir and two more.

yokusen.com has at least partial name server overlap with other domains, such as profunion-msk.ru, thepaymentgateway.com, mosoism.com and two others.

These name servers tend to appear together with the name servers galilea.ns.cloudflare.com, quincy.ns.cloudflare.com and alexa.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname eva.ns.cloudflare.com directs to 108.162.192.114, 172.64.32.114 and 173.245.58.114 along with 3 other IP addresses.

Hostname lee.ns.cloudflare.com directs to 108.162.193.129, 172.64.33.129 and 173.245.59.129 along with 3 other IP addresses.