`yu-seien.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:51a1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:90c9^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.161^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.201^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jerome.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerome.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerome.ns.cloudflare.com`
		A	108.162.193.181^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	172.64.33.181^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	173.245.59.181^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
NS	`sima.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ade^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sima.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sima.ns.cloudflare.com`
		A	108.162.192.222^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	172.64.32.222^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	173.245.58.222^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.161, 172.67.144.201
		IPv6 hints	2606:4700:3035::6815:51a1, 2606:4700:3036::ac43:90c9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=15, name=cloudflare-ech.com
SOA	`jerome.ns.cloudflare.com`dns@cloudflare.com serial=2408514767

`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=1784001267

rank #401096 globally
rank #168846 in the tld

Same first word

yu-seien.com

Similar names

en-seiyu.com

DNS History

27 records (6 active, 21 former)

○NSelsa.ns.cloudflare.com2026-05-24 → 2026-06-05 · 5 obs

○ 2017-11-28 18:34:40
● 2026-05-24 09:44:04
● 2026-06-05 12:04:24
○ 2026-06-06 02:17:02
○ 2026-07-14 04:03:16

○NSfailed-whois-verification.namecheap.com2026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-05 12:04:24
● 2026-06-06 02:17:02
○ 2026-07-03 04:19:26
○ 2026-07-14 04:03:16

○NSgordon.ns.cloudflare.com2026-05-24 → 2026-06-05 · 5 obs

○ 2017-11-28 18:34:40
● 2026-05-24 09:44:04
● 2026-06-05 12:04:24
○ 2026-06-06 02:17:02
○ 2026-07-14 04:03:16

●NSjerome.ns.cloudflare.com2026-07-03 → 2026-07-14 · 3 obs

○ 2026-06-06 02:17:02
● 2026-07-03 04:19:26
● 2026-07-14 04:03:16

●NSsima.ns.cloudflare.com2026-07-03 → 2026-07-14 · 3 obs

○ 2026-06-06 02:17:02
● 2026-07-03 04:19:26
● 2026-07-14 04:03:16

○NSuns01.lolipop.jp2016-12-19 → 2017-11-28 · 4 obs

● 2016-12-19 15:07:52
● 2017-11-28 18:34:40
○ 2026-05-24 09:44:04
○ 2026-07-14 04:03:16

○NSuns02.lolipop.jp2016-12-19 → 2017-11-28 · 4 obs

● 2016-12-19 15:07:52
● 2017-11-28 18:34:40
○ 2026-05-24 09:44:04
○ 2026-07-14 04:03:16

○NSverify-contact-details.namecheap.com2026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-05 12:04:24
● 2026-06-06 02:17:02
○ 2026-07-03 04:19:26
○ 2026-07-14 04:03:16

○MXmx01.lolipop.jp2016-12-19 → 2017-11-28 · 4 obs

● 2016-12-19 15:07:52
● 2017-11-28 18:34:40
○ 2026-05-24 09:44:04
○ 2026-07-14 04:03:16

○A104.21.44.1142026-05-24 → 2026-06-05 · 18 obs

○ 2017-11-28 18:34:40
● 2026-05-24 09:44:04
● 2026-05-25 08:29:06
○ 2026-05-26 06:44:04
● 2026-05-27 08:33:02
● 2026-05-28 18:53:58
○ 2026-05-28 21:43:56
● 2026-05-29 03:56:20
● 2026-06-03 01:54:54
○ 2026-06-03 12:55:48
● 2026-06-03 16:38:18
○ 2026-06-03 22:32:06
● 2026-06-04 09:53:02
○ 2026-06-04 16:54:50
○ 2026-06-04 19:06:40
● 2026-06-05 12:04:24
○ 2026-06-06 02:17:02
○ 2026-07-14 04:03:16

●A104.21.81.1612026-07-03 → 2026-07-14 · 3 obs

○ 2026-06-06 02:17:02
● 2026-07-03 04:19:26
● 2026-07-14 04:03:16

○A157.7.107.1282016-12-19 → 2017-11-28 · 4 obs

● 2016-12-19 15:07:52
● 2017-11-28 18:34:40
○ 2026-05-24 09:44:04
○ 2026-07-14 04:03:16

●A172.67.144.2012026-07-03 → 2026-07-14 · 3 obs

○ 2026-06-06 02:17:02
● 2026-07-03 04:19:26
● 2026-07-14 04:03:16

○A172.67.199.692026-05-24 → 2026-06-05 · 18 obs

○A188.114.96.02026-05-26 → 2026-06-04 · 14 obs

○ 2026-05-25 08:29:06
● 2026-05-26 06:44:04
○ 2026-05-27 08:33:02
○ 2026-05-28 18:53:58
● 2026-05-28 21:43:56
○ 2026-05-29 03:56:20
○ 2026-06-03 01:54:54
● 2026-06-03 12:55:48
○ 2026-06-03 16:38:18
○ 2026-06-04 09:53:02
● 2026-06-04 16:54:50
● 2026-06-04 19:06:40
○ 2026-06-05 12:04:24
○ 2026-07-14 04:03:16

○A188.114.96.42026-06-03 → 2026-06-03 · 4 obs

○ 2026-06-03 16:38:18
● 2026-06-03 22:32:06
○ 2026-06-04 09:53:02
○ 2026-07-14 04:03:16

○A188.114.97.02026-05-26 → 2026-06-04 · 14 obs

○A188.114.97.42026-06-03 → 2026-06-03 · 4 obs

○ 2026-06-03 16:38:18
● 2026-06-03 22:32:06
○ 2026-06-04 09:53:02
○ 2026-07-14 04:03:16

○A198.54.117.2422026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-05 12:04:24
● 2026-06-06 02:17:02
○ 2026-07-03 04:19:26
○ 2026-07-14 04:03:16

○A2606:4700:3031::6815:2c722026-05-24 → 2026-06-05 · 18 obs

●A2606:4700:3035::6815:51a12026-07-03 → 2026-07-14 · 3 obs

○ 2026-06-06 02:17:02
● 2026-07-03 04:19:26
● 2026-07-14 04:03:16

●A2606:4700:3036::ac43:90c92026-07-03 → 2026-07-14 · 3 obs

○ 2026-06-06 02:17:02
● 2026-07-03 04:19:26
● 2026-07-14 04:03:16

○A2606:4700:3037::ac43:c7452026-05-24 → 2026-06-05 · 18 obs

○A2a06:98c1:3120::2026-05-26 → 2026-06-04 · 14 obs

○A2a06:98c1:3120::42026-06-03 → 2026-06-03 · 4 obs

○ 2026-06-03 16:38:18
● 2026-06-03 22:32:06
○ 2026-06-04 09:53:02
○ 2026-07-14 04:03:16

○A2a06:98c1:3121::2026-05-26 → 2026-06-04 · 14 obs

○A2a06:98c1:3121::42026-06-03 → 2026-06-03 · 4 obs

○ 2026-06-03 16:38:18
● 2026-06-03 22:32:06
○ 2026-06-04 09:53:02
○ 2026-07-14 04:03:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
yu-seien.com	sima.ns.cloudflare.com, jerome.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.181

NS records: sima.ns.cloudflare.com, jerome.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yu-seien.com (unsigned zone)

⏱️ Timing

Total: 1046ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.81.161, 172.67.144.201`
AAAA	2	`2606:4700:3035::6815:51a1, 2606:4700:3036::ac43:90c9`
NS	2	`jerome.ns.cloudflare.com, sima.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jerome.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

yu-seien.com points to the four IP addresses 104.21.81.161, 172.67.144.201, 2606:4700:3035::6815:51a1 and 2606:4700:3036::ac43:90c9.

Among the host names that share IP numbers with yu-seien.com are www.galeriaobuwia.pl, mail.lacasadelassonrisas.com, goodiebagshop.com and two others.

Name Servers

The NS records for yu-seien.com delegate to jerome.ns.cloudflare.com and sima.ns.cloudflare.com.

yu-seien.com has the same name server delegation as a number of other domains, such as jbs.org, v2bapi.com, stamphouse.net and two more.

There is at least partial name server overlap between yu-seien.com and other domains — 71xdrpqxxlt.buzz, sushicasino.eu, primeelectrical.je and two more among them.

These name servers frequently co-occur with the name servers owen.ns.cloudflare.com and dolly.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

jerome.ns.cloudflare.com maps to 108.162.193.181, 172.64.33.181, 173.245.59.181 and 3 additional IP addresses.

sima.ns.cloudflare.com maps to 108.162.192.222, 172.64.32.222, 173.245.58.222 and 3 additional IP addresses.

yu-seien.com - robtex.com

yu-seien.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`yu-seien.com`

`com`