quicktutor.study - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

quicktutor.study

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:5e98🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:8968🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.94.152Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.104🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSnola.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ad4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
A2803:f800:50::6ca2:c0d4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnola.ns.cloudflare.com
A2a06:98c1:50::ac40:20d4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnola.ns.cloudflare.com
A108.162.192.212🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
A172.64.32.212🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
A173.245.58.212🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnola.ns.cloudflare.com
NSwoz.ns.cloudflare.com
A2606:4700:58::adf5:3b96🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwoz.ns.cloudflare.com
A2803:f800:50::6ca2:c196🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwoz.ns.cloudflare.com
A2a06:98c1:50::ac40:2196🇺🇸 Cloudflare2a06:98c1:50::/45
PTRwoz.ns.cloudflare.com
A108.162.193.150🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwoz.ns.cloudflare.com
A172.64.33.150🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwoz.ns.cloudflare.com
A173.245.59.150🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwoz.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.94.152, 172.67.137.104
IPv6 hints2606:4700:3030::6815:5e98, 2606:4700:3031::ac43:8968
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com
SOAnola.ns.cloudflare.comdns@cloudflare.com serial=2414801929

study

DNSSEC🔒 Signed (DS record present)
NSa.nic.study ⭐
NSb.nic.study
NSc.nic.study
NSx.nic.study
NSy.nic.study
NSz.nic.study
SOAa.nic.studyadmin@tldns.godaddy serial=1790143246

Same first word

quicktutor.uk
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Similar names

tutorquick.com
tutorquick.co.uk

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DNS History

10 records (6 active, 4 former)

NSnola.ns.cloudflare.comwoz.ns.cloudflare.comA104.21.94.152172.67.137.1042606:4700:3030::6815:5e982606:4700:3031::ac43:8968188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSnola.ns.cloudflare.com2026-09-16 → 2026-09-23 · 2 obs
● 2026-09-16 12:43:28
● 2026-09-23 06:49:30
●NSwoz.ns.cloudflare.com2026-09-16 → 2026-09-23 · 2 obs
● 2026-09-16 12:43:28
● 2026-09-23 06:49:30
●A104.21.94.1522026-09-20 → 2026-09-23 · 3 obs
○ 2026-09-16 12:43:28
● 2026-09-20 16:30:28
● 2026-09-23 06:49:30
●A172.67.137.1042026-09-20 → 2026-09-23 · 3 obs
○ 2026-09-16 12:43:28
● 2026-09-20 16:30:28
● 2026-09-23 06:49:30
○A188.114.96.02026-09-16 → 2026-09-16 · 3 obs
● 2026-09-16 12:43:28
○ 2026-09-20 16:30:28
○ 2026-09-23 06:49:30
○A188.114.97.02026-09-16 → 2026-09-16 · 3 obs
● 2026-09-16 12:43:28
○ 2026-09-20 16:30:28
○ 2026-09-23 06:49:30
●A2606:4700:3030::6815:5e982026-09-20 → 2026-09-23 · 3 obs
○ 2026-09-16 12:43:28
● 2026-09-20 16:30:28
● 2026-09-23 06:49:30
●A2606:4700:3031::ac43:89682026-09-20 → 2026-09-23 · 3 obs
○ 2026-09-16 12:43:28
● 2026-09-20 16:30:28
● 2026-09-23 06:49:30
○A2a06:98c1:3120::2026-09-16 → 2026-09-16 · 3 obs
● 2026-09-16 12:43:28
○ 2026-09-20 16:30:28
○ 2026-09-23 06:49:30
○A2a06:98c1:3121::2026-09-16 → 2026-09-16 · 3 obs
● 2026-09-16 12:43:28
○ 2026-09-20 16:30:28
○ 2026-09-23 06:49:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
studyz.nic.study, x.nic.study, b.nic.study, y.nic.study...12 records
quicktutor.studywoz.ns.cloudflare.com, nola.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.150

NS records: woz.ns.cloudflare.com, nola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quicktutor.study (unsigned zone)

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.94.152, 172.67.137.104
AAAA22606:4700:3030::6815:5e98, 2606:4700:3031::ac43:8968
NS2nola.ns.cloudflare.com, woz.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1nola.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (z.nic.study, z.nic.study, x.nic.study...)

Analysis

IP Addresses

quicktutor.study directs to four IP numbers, which are 104.21.94.152, 172.67.137.104, 2606:4700:3030::6815:5e98 and 2606:4700:3031::ac43:8968.

jeja9.com, stylosheet.com, lubanint.com and two other host names share IP numbers with quicktutor.study.

Name Servers

quicktutor.study is served by two delegated name servers, nola.ns.cloudflare.com and woz.ns.cloudflare.com.

quicktutor.study uses the same name servers as several other domains — among them ijintampilbos.pages.dev, bureauhabtalan.fr, kosourcing.com and two more.

There is at least partial name server overlap between quicktutor.study and other domains — bbbbbgytdtuyii.pages.dev, holiganbet0194.com, andaman89.net and two more among them.

These name servers frequently co-occur with the name servers hayes.ns.cloudflare.com and etta.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

nola.ns.cloudflare.com carries IP addresses 108.162.192.212, 172.64.32.212 and 173.245.58.212, with 3 other addresses beyond those.

woz.ns.cloudflare.com carries IP addresses 108.162.193.150, 172.64.33.150 and 173.245.59.150, with 3 other addresses beyond those.