`usabilityfocus.com`

DNSSEC	⚠️ Not signed
A	185.230.63.107^{🇺🇸 wix_com185.230.63.0/24}
		PTR	`unalocated.63.wixsite.com`
A	185.230.63.171^{🇺🇸 wix_com185.230.63.0/24}
A	185.230.63.186^{🇺🇸 wix_com185.230.63.0/24}
NS	`ns4.wixdns.net` ⭐
		A	216.239.36.101^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-g3.googledomains.com`
NS	`ns5.wixdns.net`
		A	216.239.38.101^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-g4.googledomains.com`
MX	`usabilityfocus-com.mail.protection.outlook.com`⁽¹⁰⁾
		A	2a01:111:f403:c902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr05cu00501.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	40.93.192.1^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm5pr02cu00201.inbound.protection.outlook.com`
		A	52.101.9.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.50.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr03cu00404.inbound.protection.outlook.com`
		A	52.101.194.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00401.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns4.wixdns.net`support@wix.com 2025-01-09 #14

`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=1777020116

Same first word

usabilityfocus.com

DNS History

14 records (6 active, 8 former)

○NShidden-master.yahoo.com2015-05-16 → 2017-03-27 · 4 obs

● 2015-05-16 02:58:00
● 2017-03-27 00:58:16
○ 2020-03-02 09:34:22
○ 2026-04-24 08:44:50

○NSns1.usabilityfocus.com2020-03-02 → 2020-03-02 · 4 obs

○ 2017-03-27 00:58:16
● 2020-03-02 09:34:22
○ 2026-04-02 12:22:46
○ 2026-04-24 08:44:50

○NSns2.usabilityfocus.com2020-03-02 → 2020-03-02 · 4 obs

○ 2017-03-27 00:58:16
● 2020-03-02 09:34:22
○ 2026-04-02 12:22:46
○ 2026-04-24 08:44:50

●NSns4.wixdns.net2026-04-02 → 2026-04-24 · 3 obs

○ 2020-03-02 09:34:22
● 2026-04-02 12:22:46
● 2026-04-24 08:44:50

●NSns5.wixdns.net2026-04-02 → 2026-04-24 · 3 obs

○ 2020-03-02 09:34:22
● 2026-04-02 12:22:46
● 2026-04-24 08:44:50

○NSyns1.yahoo.com2015-05-16 → 2017-03-27 · 4 obs

● 2015-05-16 02:58:00
● 2017-03-27 00:58:16
○ 2020-03-02 09:34:22
○ 2026-04-24 08:44:50

○NSyns2.yahoo.com2015-05-16 → 2017-03-27 · 4 obs

● 2015-05-16 02:58:00
● 2017-03-27 00:58:16
○ 2020-03-02 09:34:22
○ 2026-04-24 08:44:50

○MXms94399683.msv1.invalid.outlook.com2015-05-16 → 2020-03-02 · 4 obs

● 2015-05-16 02:58:00
● 2020-03-02 09:34:22
○ 2026-04-02 12:22:46
○ 2026-04-24 08:44:50

●MXusabilityfocus-com.mail.protection.outlook.com2015-05-16 → 2026-04-24 · 2 obs

● 2015-05-16 02:58:00
● 2026-04-24 08:44:50

●A185.230.63.1072026-04-02 → 2026-04-24 · 3 obs

○ 2020-03-02 09:34:22
● 2026-04-02 12:22:46
● 2026-04-24 08:44:50

●A185.230.63.1712026-04-02 → 2026-04-24 · 3 obs

○ 2020-03-02 09:34:22
● 2026-04-02 12:22:46
● 2026-04-24 08:44:50

●A185.230.63.1862026-04-02 → 2026-04-24 · 3 obs

○ 2020-03-02 09:34:22
● 2026-04-02 12:22:46
● 2026-04-24 08:44:50

○A192.163.255.2192017-03-27 → 2020-03-02 · 5 obs

○ 2016-07-25 09:05:18
● 2017-03-27 00:58:16
● 2020-03-02 09:34:22
○ 2026-04-02 12:22:46
○ 2026-04-24 08:44:50

○A98.138.19.1432015-05-16 → 2016-07-25 · 4 obs

● 2015-05-16 02:58:00
● 2016-07-25 09:05:18
○ 2017-03-27 00:58:16
○ 2026-04-24 08:44:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net...	-
usabilityfocus.com	ns5.wixdns.net, ns4.wixdns.net	-

✅ Authoritative Response

Server:216.239.38.101

NS records: ns5.wixdns.net, ns4.wixdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usabilityfocus.com (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`185.230.63.186, 185.230.63.107...`
NS	2	`ns5.wixdns.net, ns4.wixdns.net`
MX	2	`usabilityfocus-com.mail.protection.outlo, usabilityfocus-com.mail.protection.outlo`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns4.wixdns.net support.wix.com`

Analysis

IP Addresses

usabilityfocus.com points to three IPs: 185.230.63.107, 185.230.63.171 and 185.230.63.186.

Other host names such as estebanchantosanchez.org, specialgrowers.org, candlespells.com, lascypaa.org and depedsdo1pangasinan.com share IP numbers with usabilityfocus.com.

Name Servers

usabilityfocus.com is delegated to two name servers: ns4.wixdns.net and ns5.wixdns.net.

usabilityfocus.com uses the same name server setup as other domains, including kisiselmarkaakademisi.com, entonote.com, cseg.com, pinelandbc.com and afrihatsfashions.com.

usabilityfocus.com shares name servers with other domains, at least partially; for example interpret.org.nz and yamatoassessoria.com.br.

Hostnames with a single IP

ns4.wixdns.net resolves to: 216.239.36.101.

ns5.wixdns.net resolves to: 216.239.38.101.

Mail Servers

The mail server for usabilityfocus.com is usabilityfocus-com.mail.protection.outlook.com.

usabilityfocus-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::, 2a01:111:f403:c922::1, 2a01:111:f403:f802::, 2a01:111:f403:f907::1, 40.93.192.1, 52.101.9.17, 52.101.50.4 and 52.101.194.17.

usabilityfocus.com - robtex.com