webcheck.us - dns.ninja

`webcheck.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:bcb8^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:390b^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.11^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.188.184^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`katja.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2635^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c235^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katja.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2235^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katja.ns.cloudflare.com`
		A	108.162.194.53^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	162.159.38.53^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	172.64.34.53^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
NS	`kevin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kevin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kevin.ns.cloudflare.com`
		A	108.162.193.191^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	172.64.33.191^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	173.245.59.191^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.11, 172.67.188.184
		IPv6 hints	2606:4700:3034::ac43:bcb8, 2606:4700:3035::6815:390b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=108, name=cloudflare-ech.com
SOA	`katja.ns.cloudflare.com`dns@cloudflare.com serial=2406180332

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1782263255

Subdomains

www.webcheck.us

Same first word

webcheck.de

webcheck.us

webcheck.in

webcheck.ru

webcheck.mobi

webcheck.co

webcheck.name

webcheck.com

webcheck.org

webcheck.cn

webcheck.fr

webcheck.pt

webcheck.biz

webcheck.ch

webcheck.eu

webcheck.ca

webcheck.me

webcheck.net

webcheck.x0.com

Similar names

checkweb.com.br

checkweb.net

checkweb.com

checkweb.nl

checkweb.us

checkweb.org

checkweb.de

DNS History

20 records (6 active, 14 former)

●NSkatja.ns.cloudflare.com2026-02-15 → 2026-06-24 · 3 obs

○ 2017-04-05 02:28:28
● 2026-02-15 10:55:32
● 2026-06-24 01:24:56

●NSkevin.ns.cloudflare.com2026-02-15 → 2026-06-24 · 3 obs

○ 2017-04-05 02:28:28
● 2026-02-15 10:55:32
● 2026-06-24 01:24:56

○NSns.uniregistry.net2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-13 22:08:16
● 2017-04-05 02:28:28
○ 2026-02-15 10:55:32
○ 2026-06-24 01:24:56

○NSns01.domaincontrol.com2015-06-06 → 2016-04-02 · 4 obs

● 2015-06-06 22:29:30
● 2016-04-02 22:46:00
○ 2016-09-13 22:08:16
○ 2026-06-24 01:24:56

○NSns02.domaincontrol.com2015-06-06 → 2016-04-02 · 4 obs

● 2015-06-06 22:29:30
● 2016-04-02 22:46:00
○ 2016-09-13 22:08:16
○ 2026-06-24 01:24:56

○NSns1.uniregistry-dns.com2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-13 22:08:16
● 2017-04-05 02:28:28
○ 2026-02-15 10:55:32
○ 2026-06-24 01:24:56

○NSns1.uniregistry-dns.net2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-13 22:08:16
● 2017-04-05 02:28:28
○ 2026-02-15 10:55:32
○ 2026-06-24 01:24:56

○NSns2.uniregistry-dns.com2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-13 22:08:16
● 2017-04-05 02:28:28
○ 2026-02-15 10:55:32
○ 2026-06-24 01:24:56

○NSns2.uniregistry-dns.net2017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-13 22:08:16
● 2017-04-05 02:28:28
○ 2026-02-15 10:55:32
○ 2026-06-24 01:24:56

○MXmailstore1.secureserver.net2015-06-06 → 2015-06-06 · 3 obs

● 2015-06-06 22:29:30
○ 2015-10-23 09:21:18
○ 2026-06-24 01:24:56

○MXsmtp.secureserver.net2015-06-06 → 2015-06-06 · 3 obs

● 2015-06-06 22:29:30
○ 2015-10-23 09:21:18
○ 2026-06-24 01:24:56

○MXwebcheck-us.mail.protection.outlook.com2015-10-23 → 2016-04-02 · 5 obs

○ 2015-06-06 22:29:30
● 2015-10-23 09:21:18
● 2016-04-02 22:46:00
○ 2016-09-13 22:08:16
○ 2026-06-24 01:24:56

●A104.21.57.112026-02-15 → 2026-06-24 · 3 obs

○ 2017-04-05 02:28:28
● 2026-02-15 10:55:32
● 2026-06-24 01:24:56

●A172.67.188.1842026-02-15 → 2026-06-24 · 3 obs

○ 2017-04-05 02:28:28
● 2026-02-15 10:55:32
● 2026-06-24 01:24:56

○A184.168.221.582015-06-06 → 2016-04-02 · 4 obs

● 2015-06-06 22:29:30
● 2016-04-02 22:46:00
○ 2016-09-13 22:08:16
○ 2026-06-24 01:24:56

○A185.53.177.202017-04-05 → 2017-04-05 · 4 obs

○ 2016-09-13 22:08:16
● 2017-04-05 02:28:28
○ 2026-02-15 10:55:32
○ 2026-06-24 01:24:56

○A2606:4700:3031::ac43:bcb82026-02-15 → 2026-06-17 · 5 obs

○ 2017-04-05 02:28:28
● 2026-02-15 10:55:32
● 2026-06-17 08:19:58
○ 2026-06-21 19:03:18
○ 2026-06-24 01:24:56

○A2606:4700:3033::6815:390b2026-02-15 → 2026-06-17 · 5 obs

○ 2017-04-05 02:28:28
● 2026-02-15 10:55:32
● 2026-06-17 08:19:58
○ 2026-06-21 19:03:18
○ 2026-06-24 01:24:56

●A2606:4700:3034::ac43:bcb82026-06-21 → 2026-06-24 · 3 obs

○ 2026-06-17 08:19:58
● 2026-06-21 19:03:18
● 2026-06-24 01:24:56

●A2606:4700:3035::6815:390b2026-06-21 → 2026-06-24 · 3 obs

○ 2026-06-17 08:19:58
● 2026-06-21 19:03:18
● 2026-06-24 01:24:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
webcheck.us	kevin.ns.cloudflare.com, katja.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.53

NS records: kevin.ns.cloudflare.com, katja.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webcheck.us (unsigned zone)

⏱️ Timing

Total: 513ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.57.11, 172.67.188.184`
AAAA	2	`2606:4700:3034::ac43:bcb8, 2606:4700:3035::6815:390b`
NS	2	`katja.ns.cloudflare.com, kevin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`katja.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

webcheck.us is a parent domain of www.webcheck.us.

IP Addresses

webcheck.us resolves to four IP addresses: 104.21.57.11, 172.67.188.184, 2606:4700:3034::ac43:bcb8 and 2606:4700:3035::6815:390b.

Two other host names, along with kuaiyu2.xyz, apr-coin.com and redkuntur.com, also share IP numbers with webcheck.us.

Name Servers

webcheck.us is delegated to two name servers: katja.ns.cloudflare.com and kevin.ns.cloudflare.com.

webcheck.us shares its NS records with other domains, for example alvarado.pro, kudahoki88.info, religionmediacentre.org.uk and two others.

webcheck.us shares at least some of its name servers with other domains, including cintascares.com, chroniqavera.sbs, kelvincomputers.org and two others.

DNS names with 6 IP addresses:

katja.ns.cloudflare.com resolves to 108.162.194.53, 162.159.38.53, 172.64.34.53 and 3 other IP addresses.

kevin.ns.cloudflare.com resolves to 108.162.193.191, 172.64.33.191, 173.245.59.191 and 3 other IP addresses.