usercheck.com - dns.ninja

`usercheck.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3108::ac42:2885^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3108::ac42:2b7b^{🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.40.133^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.43.123^{🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clay.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b58^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c158^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2158^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clay.ns.cloudflare.com`
		A	108.162.193.88^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	172.64.33.88^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	173.245.59.88^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
NS	`vera.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a93^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vera.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c093^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vera.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2093^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vera.ns.cloudflare.com`
		A	108.162.192.147^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vera.ns.cloudflare.com`
		A	172.64.32.147^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vera.ns.cloudflare.com`
		A	173.245.58.147^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vera.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=7TQJAr6sYNvZCeeEzQ_bLRE392ucZ3QB5CejmkOoMtM`
TXT	`google-site-verification=IDFVt8hT_yCoZEh_0CQxvpCgfLAENcDqPzwsW3OQqRQ`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	172.66.40.133, 172.66.43.123
		IPv6 hints	2606:4700:3108::ac42:2885, 2606:4700:3108::ac42:2b7b
SOA	`clay.ns.cloudflare.com`dns@cloudflare.com serial=2409877826

`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=1785098142

rank #676779 globally
rank #283687 in the tld
📈 Tranco rank: #561,709

Subdomains

www.usercheck.com

Same first word

usercheck.co.uk

usercheck.cfd

usercheck.com

usercheck.de

Similar names

checksure.co

surecheck.com

surecheck.in

scheureck.net

resucheck.com

checksure.biz

checksure.com

checkuser.org

schuecker.de

surecheck.ca

DNS History

16 records (11 active, 5 former)

●NSclay.ns.cloudflare.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

○NSns11.domaincontrol.com2015-07-01 → 2017-12-30 · 4 obs

● 2015-07-01 15:09:56
● 2017-12-30 09:09:56
○ 2026-02-16 01:54:46
○ 2026-07-26 20:43:14

○NSns12.domaincontrol.com2015-07-01 → 2017-12-30 · 4 obs

● 2015-07-01 15:09:56
● 2017-12-30 09:09:56
○ 2026-02-16 01:54:46
○ 2026-07-26 20:43:14

●NSvera.ns.cloudflare.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●MXalt1.aspmx.l.google.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●MXalt2.aspmx.l.google.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●MXaspmx.l.google.com2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

○MXmailstore1.secureserver.net2015-07-01 → 2017-12-30 · 4 obs

● 2015-07-01 15:09:56
● 2017-12-30 09:09:56
○ 2026-02-16 01:54:46
○ 2026-07-26 20:43:14

○MXsmtp.secureserver.net2015-07-01 → 2017-12-30 · 4 obs

● 2015-07-01 15:09:56
● 2017-12-30 09:09:56
○ 2026-02-16 01:54:46
○ 2026-07-26 20:43:14

●A172.66.40.1332026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●A172.66.43.1232026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●A2606:4700:3108::ac42:28852026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

●A2606:4700:3108::ac42:2b7b2026-02-16 → 2026-07-26 · 3 obs

○ 2017-12-30 09:09:56
● 2026-02-16 01:54:46
● 2026-07-26 20:43:14

○A50.63.202.182015-07-01 → 2017-12-30 · 4 obs

● 2015-07-01 15:09:56
● 2017-12-30 09:09:56
○ 2026-02-16 01:54:46
○ 2026-07-26 20:43:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net...	-
usercheck.com	vera.ns.cloudflare.com, clay.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.88

NS records: vera.ns.cloudflare.com, clay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usercheck.com (unsigned zone)

⏱️ Timing

Total: 230ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.66.43.123, 172.66.40.133`
AAAA	2	`2606:4700:3108::ac42:2885, 2606:4700:3108::ac42:2b7b`
NS	2	`clay.ns.cloudflare.com, vera.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=7TQJAr6sYNvZCee, google-site-verification=IDFVt8hT_yCoZEh...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`clay.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

usercheck.com is the parent zone for www.usercheck.com.

IP Addresses

usercheck.com has four IP addresses: 172.66.40.133, 172.66.43.123, 2606:4700:3108::ac42:2885 and 2606:4700:3108::ac42:2b7b.

www.curve.finance, line12.ibbf55-resources.com, www.usercheck.com and two other host names share IP numbers with usercheck.com.

Name Servers

usercheck.com uses two name servers for its delegation: clay.ns.cloudflare.com and vera.ns.cloudflare.com.

usercheck.com uses the same name servers as several other domains — among them uniandforma.com, egev.com.tr, regex.co and two more.

usercheck.com partially shares its NS delegation with several other domains, including lokerjogja.id, booknation.ro, americacat.com and two others.

These name servers regularly co-occur with the name servers ulla.ns.cloudflare.com, evangeline.ns.cloudflare.com and virginia.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname clay.ns.cloudflare.com directs to 108.162.193.88, 172.64.33.88 and 173.245.59.88 along with 3 other IP addresses.

Hostname vera.ns.cloudflare.com directs to 108.162.192.147, 172.64.32.147 and 173.245.58.147 along with 3 other IP addresses.

Mail Servers

Mail for usercheck.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

usercheck.com has at least partial mail server overlap with other domains such as medicareplans4you.net, imaginestudio.be, ubeda.com.py and two more.

These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com directs traffic to 64.233.180.26 and 2607:f8b0:4004:c07::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1a.