`usability-testing.org`

DNSSEC	⚠️ Not signed
A	2a00:4b40:aaaa:2004::5^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.155^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
NS	`ns1.websupport.sk` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.sk`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.sk` ⚠️ Not in parent delegation
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`mailin1.usability-testing.org` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:9^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u7-mx.websupport.sk`
		A	45.13.137.9^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`m1-u7-mx.websupport.sk`
MX	`mailin2.usability-testing.org`⁽¹⁰⁰⁾
		A	2a00:4b40:aaaa:2101:45:13:137:7^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u5-mx.websupport.sk`
		A	45.13.137.7^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx10.websupport.at`
TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
SOA	`ns1.websupport.sk`admin@websupport.sk serial=1772709360

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1773551953

usability-testing.org

7 records (7 active, 0 former)

●NSns1.websupport.sk2026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

●NSns2.websupport.sk2026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

●NSns3.websupport.sk2026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

●MXmailin1.usability-testing.org2026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

●MXmailin2.usability-testing.org2026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

●A2a00:4b40:aaaa:2004::52026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

●A37.9.175.1552026-02-21 → 2026-03-20 · 2 obs

● 2026-02-21 16:57:56
● 2026-03-20 21:30:30

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
usability-testing.org	ns1.websupport.sk, ns2.websupport.sk	-

Server: 185.71.159.12

NS records: ns1.websupport.sk, ns2.websupport.sk

⚠️ Insecure (no DNSSEC)

No DS record for usability-testing.org (unsigned zone)

Total: 651ms | Queries: -

Type	Count	Sample Data
A	1	`37.9.175.155`
AAAA	1	`2a00:4b40:aaaa:2004::5`
NS	3	`ns1.websupport.sk, ns2.websupport.sk...`
MX	2	`mailin1.usability-testing.org (pri: 10), mailin2.usability-testing.org (pri: 100)`
TXT	2	`v=spf1 a mx include:_spf.m1.websupport.s, spf2.0/pra a mx include:_sid.m1.websuppo`
SOA	1	`ns1.websupport.sk admin.websupport.sk`

usability-testing.org has two IP numbers: 2a00:4b40:aaaa:2004::5 and 37.9.175.155.

Other host names, for instance mailinbackup1.ymax.sk, dvbmonitor.com, fitlist.cz, mailinbackup1.webdev.sk and lenissimo.com share IP numbers with usability-testing.org.

usability-testing.org is delegated to three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.

usability-testing.org at least partially shares name servers with other domains, including printcom.sk, be-genuine.com, mapgeo.sk, thehighestcase.com and 42195.sk.