computerusability.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`computerusability.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8991^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:469f^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.159^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.145^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gerardo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gerardo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gerardo.ns.cloudflare.com`
		A	108.162.195.230^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
		A	162.159.44.230^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
		A	172.64.35.230^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gerardo.ns.cloudflare.com`
NS	`roxy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roxy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roxy.ns.cloudflare.com`
		A	108.162.192.142^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	172.64.32.142^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	173.245.58.142^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁵⁶⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸¹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.159, 172.67.137.145
		IPv6 hints	2606:4700:3030::ac43:8991, 2606:4700:3037::6815:469f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=63, name=cloudflare-ech.com
SOA	`gerardo.ns.cloudflare.com`dns@cloudflare.com serial=2416150718

`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=1791208979

Same first word

computerusability.site

computerusability.com

Previous names

Next names

DNS History

34 records (9 active, 25 former)

○NSdns1.registrar-servers.com2015-11-20 → 2016-05-29 · 5 obs

● 2015-11-20 18:53:18
○ 2016-02-11 02:46:34
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○NSdns1.registrar-servers.com,2016-02-11 → 2016-05-29 · 5 obs

○ 2015-11-20 18:53:18
● 2016-02-11 02:46:34
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○NSdns2.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○NSdns3.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○NSdns4.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○NSdns5.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

●NSgerardo.ns.cloudflare.com2026-09-13 → 2026-10-05 · 3 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
● 2026-10-05 14:31:18

○NSns1.above.com2017-02-06 → 2017-02-06 · 4 obs

○ 2016-05-29 08:56:26
● 2017-02-06 21:53:46
○ 2018-06-12 03:19:34
○ 2026-10-05 14:31:18

○NSns1.softlayer.com2018-06-12 → 2018-06-12 · 4 obs

○ 2017-02-06 21:53:46
● 2018-06-12 03:19:34
○ 2026-09-13 08:13:42
○ 2026-10-05 14:31:18

○NSns2.above.com2017-02-06 → 2017-02-06 · 4 obs

○ 2016-05-29 08:56:26
● 2017-02-06 21:53:46
○ 2018-06-12 03:19:34
○ 2026-10-05 14:31:18

○NSns2.softlayer.com2018-06-12 → 2018-06-12 · 4 obs

○ 2017-02-06 21:53:46
● 2018-06-12 03:19:34
○ 2026-09-13 08:13:42
○ 2026-10-05 14:31:18

●NSroxy.ns.cloudflare.com2026-09-13 → 2026-10-05 · 3 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
● 2026-10-05 14:31:18

○MXeforward1.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○MXeforward2.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○MXeforward3.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○MXeforward4.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○MXeforward5.registrar-servers.com2015-11-20 → 2016-05-29 · 4 obs

● 2015-11-20 18:53:18
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

○MXmail1.computerusability.com2018-06-12 → 2018-06-12 · 4 obs

○ 2017-02-06 21:53:46
● 2018-06-12 03:19:34
○ 2026-09-13 08:13:42
○ 2026-10-05 14:31:18

○MXmail2.computerusability.com2018-06-12 → 2018-06-12 · 4 obs

○ 2017-02-06 21:53:46
● 2018-06-12 03:19:34
○ 2026-09-13 08:13:42
○ 2026-10-05 14:31:18

●MXroute1.mx.cloudflare.net2026-09-13 → 2026-10-05 · 3 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
● 2026-10-05 14:31:18

●MXroute2.mx.cloudflare.net2026-09-13 → 2026-10-05 · 3 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
● 2026-10-05 14:31:18

●MXroute3.mx.cloudflare.net2026-09-13 → 2026-10-05 · 3 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
● 2026-10-05 14:31:18

○A103.224.212.2222017-02-06 → 2017-02-06 · 4 obs

○ 2016-05-29 08:56:26
● 2017-02-06 21:53:46
○ 2018-06-12 03:19:34
○ 2026-10-05 14:31:18

●A104.21.70.1592026-10-04 → 2026-10-05 · 3 obs

○ 2026-09-13 08:13:42
● 2026-10-04 22:51:06
● 2026-10-05 14:31:18

○A162.255.119.2512015-11-20 → 2015-11-20 · 3 obs

● 2015-11-20 18:53:18
○ 2016-02-11 02:46:34
○ 2026-10-05 14:31:18

○A169.61.111.882018-06-12 → 2018-06-12 · 4 obs

○ 2017-02-06 21:53:46
● 2018-06-12 03:19:34
○ 2026-09-13 08:13:42
○ 2026-10-05 14:31:18

●A172.67.137.1452026-10-04 → 2026-10-05 · 3 obs

○ 2026-09-13 08:13:42
● 2026-10-04 22:51:06
● 2026-10-05 14:31:18

○A188.114.96.02026-09-13 → 2026-09-13 · 4 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
○ 2026-10-04 22:51:06
○ 2026-10-05 14:31:18

○A188.114.97.02026-09-13 → 2026-09-13 · 4 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
○ 2026-10-04 22:51:06
○ 2026-10-05 14:31:18

○A192.64.119.1552016-02-11 → 2016-05-29 · 5 obs

○ 2015-11-20 18:53:18
● 2016-02-11 02:46:34
● 2016-05-29 08:56:26
○ 2017-02-06 21:53:46
○ 2026-10-05 14:31:18

●A2606:4700:3030::ac43:89912026-10-04 → 2026-10-05 · 3 obs

○ 2026-09-13 08:13:42
● 2026-10-04 22:51:06
● 2026-10-05 14:31:18

●A2606:4700:3037::6815:469f2026-10-04 → 2026-10-05 · 3 obs

○ 2026-09-13 08:13:42
● 2026-10-04 22:51:06
● 2026-10-05 14:31:18

○A2a06:98c1:3120::2026-09-13 → 2026-09-13 · 4 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
○ 2026-10-04 22:51:06
○ 2026-10-05 14:31:18

○A2a06:98c1:3121::2026-09-13 → 2026-09-13 · 4 obs

○ 2018-06-12 03:19:34
● 2026-09-13 08:13:42
○ 2026-10-04 22:51:06
○ 2026-10-05 14:31:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net...	-
computerusability.com	roxy.ns.cloudflare.com, gerardo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.142

NS records: roxy.ns.cloudflare.com, gerardo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computerusability.com (unsigned zone)

⏱️ Timing

Total: 563ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.70.159, 172.67.137.145`
AAAA	2	`2606:4700:3037::6815:469f, 2606:4700:3030::ac43:8991`
NS	2	`gerardo.ns.cloudflare.com, roxy.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 17), route3.mx.cloudflare.net (pri: 56)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gerardo.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

computerusability.com points to the four IP addresses 104.21.70.159, 172.67.137.145, 2606:4700:3030::ac43:8991 and 2606:4700:3037::6815:469f.

www.dvzycytrxbxav.space, 5s9nk8n.top, pakjpasik.web.id and two other host names share IP numbers with computerusability.com.

Name Servers

DNS delegation for computerusability.com points to two name servers: gerardo.ns.cloudflare.com and roxy.ns.cloudflare.com.

computerusability.com uses the same name servers as several other domains — among them o01dil6zmgv.workers.dev, borgobannato.workers.dev, kbinsurance-ca.com and two more.

At least some of computerusability.com's name servers are shared with other domains, for example easybets.live, markastoto-777.com, dbtc-react-website.pages.dev and two more.

These name servers are often deployed together with the name servers teagan.ns.cloudflare.com, opal.ns.cloudflare.com, kip.ns.cloudflare.com and michelle.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

gerardo.ns.cloudflare.com has IP addresses 108.162.195.230, 162.159.44.230 and 172.64.35.230, plus 3 other.

roxy.ns.cloudflare.com has IP addresses 108.162.192.142, 172.64.32.142 and 173.245.58.142, plus 3 other.

Mail Servers

The MX records for computerusability.com list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

computerusability.com has at least partial mail server overlap with other domains such as sophieis.gay, okoro.co, aveflow.ai and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.