usabilitytesting.sg - robtex.com

usabilitytesting.sg

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:d426🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3da1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.161Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.38🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclara.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26db🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A2803:f800:50::6ca2:c2db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRclara.ns.cloudflare.com
A2a06:98c1:50::ac40:22db🇺🇸 Cloudflare2a06:98c1:50::/45
PTRclara.ns.cloudflare.com
A108.162.194.219🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A162.159.38.219Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A172.64.34.219🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
NSigor.ns.cloudflare.com
A2606:4700:58::adf5:3b77🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A2803:f800:50::6ca2:c177🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRigor.ns.cloudflare.com
A2a06:98c1:50::ac40:2177🇺🇸 Cloudflare2a06:98c1:50::/45
PTRigor.ns.cloudflare.com
A108.162.193.119🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A172.64.33.119🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A173.245.59.119🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.161, 172.67.212.38
IPv6 hints2606:4700:3032::ac43:d426, 2606:4700:3037::6815:3da1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOAclara.ns.cloudflare.comdns@cloudflare.com serial=2409897398

sg

DNSSEC🔒 Signed (DS record present)
NSds.sgnic.sg ⭐
NSdsany2.sgnic.sg
NSdsany3.sgnic.sg
NSdsany4.sgnic.sg
NSns4.apnic.net
NSpch.sgzones.sg
SOAds.sgnic.sgdna@sgnic.sg serial=2607231930

Subdomains

mail.usabilitytesting.sg

Same first word

usabilitytesting.ie
usabilitytesting.sg
usabilitytesting.my

DNS History

13 records (6 active, 7 former)

20192020202120222023202420252026NSclara.ns.cloudflare.comigor.ns.cloudflare.comns1.livehostsupport.comns2.livehostsupport.comMXmail.usabilitytesting.sgA104.21.61.161172.67.212.382606:4700:3032::ac43:d4262606:4700:3037::6815:3da1103.11.189.110172.64.80.12606:4700:3031::6815:3da12606:4700:3037::ac43:d426
●NSclara.ns.cloudflare.com2026-02-15 → 2026-07-23 · 3 obs
○ 2018-11-23 11:45:20
● 2026-02-15 22:12:20
● 2026-07-23 20:22:18
●NSigor.ns.cloudflare.com2026-02-15 → 2026-07-23 · 3 obs
○ 2018-11-23 11:45:20
● 2026-02-15 22:12:20
● 2026-07-23 20:22:18
○NSns1.livehostsupport.com2018-05-12 → 2018-11-23 · 4 obs
● 2018-05-12 08:59:32
● 2018-11-23 11:45:20
○ 2026-02-15 22:12:20
○ 2026-07-23 20:22:18
○NSns2.livehostsupport.com2018-05-12 → 2018-11-23 · 4 obs
● 2018-05-12 08:59:32
● 2018-11-23 11:45:20
○ 2026-02-15 22:12:20
○ 2026-07-23 20:22:18
○MXmail.usabilitytesting.sg2018-05-12 → 2026-02-15 · 4 obs
● 2018-05-12 08:59:32
● 2026-02-15 22:12:20
○ 2026-02-19 05:01:52
○ 2026-07-23 20:22:18
○A103.11.189.1102018-05-12 → 2018-11-23 · 4 obs
● 2018-05-12 08:59:32
● 2018-11-23 11:45:20
○ 2026-02-15 22:12:20
○ 2026-07-23 20:22:18
●A104.21.61.1612026-02-15 → 2026-07-23 · 8 obs
○ 2018-11-23 11:45:20
● 2026-02-15 22:12:20
● 2026-03-15 12:23:18
○ 2026-03-22 02:55:02
● 2026-03-22 04:15:08
○ 2026-03-22 05:17:02
● 2026-04-06 04:03:48
● 2026-07-23 20:22:18
○A172.64.80.12026-03-22 → 2026-03-22 · 6 obs
○ 2026-03-15 12:23:18
● 2026-03-22 02:55:02
○ 2026-03-22 04:15:08
● 2026-03-22 05:17:02
○ 2026-04-06 04:03:48
○ 2026-07-23 20:22:18
●A172.67.212.382026-02-15 → 2026-07-23 · 8 obs
○ 2018-11-23 11:45:20
● 2026-02-15 22:12:20
● 2026-03-15 12:23:18
○ 2026-03-22 02:55:02
● 2026-03-22 04:15:08
○ 2026-03-22 05:17:02
● 2026-04-06 04:03:48
● 2026-07-23 20:22:18
○A2606:4700:3031::6815:3da12026-02-15 → 2026-02-15 · 3 obs
○ 2018-11-23 11:45:20
● 2026-02-15 22:12:20
○ 2026-07-23 20:22:18
●A2606:4700:3032::ac43:d4262026-07-23 → 2026-07-23 · 2 obs
○ 2026-04-06 04:03:48
● 2026-07-23 20:22:18
●A2606:4700:3037::6815:3da12026-07-23 → 2026-07-23 · 2 obs
○ 2026-04-06 04:03:48
● 2026-07-23 20:22:18
○A2606:4700:3037::ac43:d4262026-02-15 → 2026-02-15 · 3 obs
○ 2018-11-23 11:45:20
● 2026-02-15 22:12:20
○ 2026-07-23 20:22:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sgpch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg, dsany4.sgnic.sg-
usabilitytesting.sgigor.ns.cloudflare.com, clara.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.219

NS records: igor.ns.cloudflare.com, clara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usabilitytesting.sg (unsigned zone)

⏱️ Timing

Total: 338ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.61.161, 172.67.212.38
AAAA22606:4700:3032::ac43:d426, 2606:4700:3037::6815:3da1
NS2clara.ns.cloudflare.com, igor.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1clara.ns.cloudflare.com dns.cloudflare.c

Analysis

Hierarchy

usabilitytesting.sg is the parent zone for mail.usabilitytesting.sg.

IP Addresses

usabilitytesting.sg has four IP addresses: 104.21.61.161, 172.67.212.38, 2606:4700:3032::ac43:d426 and 2606:4700:3037::6815:3da1.

Among the host names that share IP numbers with usabilitytesting.sg are apk-1xbet-fr.com, karentylara.sbs, campinbox.fr and two others.

Name Servers

usabilitytesting.sg is delegated to two name servers: clara.ns.cloudflare.com and igor.ns.cloudflare.com.

usabilitytesting.sg has the same name server delegation as a number of other domains, such as myvisitingcard.site, burgersandthings.com, romabet-2024.online and two more.

usabilitytesting.sg partially shares its NS delegation with several other domains, including mostbet-kazakhstan-reg.com, fujitsu-siemens.fr, pafibandungdesa.org and two others.

These name servers are regularly seen alongside eva.ns.cloudflare.com and vita.ns.cloudflare.com as name servers.

Host names resolving to 6 IP numbers:

clara.ns.cloudflare.com resolves to 108.162.194.219, 162.159.38.219, 172.64.34.219 and 3 other IP addresses.

igor.ns.cloudflare.com resolves to 108.162.193.119, 172.64.33.119, 173.245.59.119 and 3 other IP addresses.