studyblockchain.work - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

studyblockchain.work

DNSSEC🔒 Signed (DS record present)
A2606:4700:3037::6815:254b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:cd4e🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.37.75Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.205.78🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarmfazh.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A2803:f800:50::6ca2:c368🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarmfazh.ns.cloudflare.com
A2a06:98c1:50::ac40:2368🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarmfazh.ns.cloudflare.com
A108.162.195.104🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A162.159.44.104Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A172.64.35.104🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
NSjewel.ns.cloudflare.com
A2606:4700:50::a29f:26ab🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjewel.ns.cloudflare.com
A2803:f800:50::6ca2:c2ab🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjewel.ns.cloudflare.com
A2a06:98c1:50::ac40:22ab🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjewel.ns.cloudflare.com
A108.162.194.171🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjewel.ns.cloudflare.com
A162.159.38.171Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjewel.ns.cloudflare.com
A172.64.34.171🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjewel.ns.cloudflare.com
MXroute3.mx.cloudflare.net ⭐
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(21)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute1.mx.cloudflare.net(49)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.37.75, 172.67.205.78
IPv6 hints2606:4700:3037::6815:254b, 2606:4700:3037::ac43:cd4e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com
SOAarmfazh.ns.cloudflare.comdns@cloudflare.com serial=2417939091

work

DNSSEC🔒 Signed (DS record present)
NSa.nic.work ⭐
NSb.nic.work
NSc.nic.work
NSx.nic.work
NSy.nic.work
NSz.nic.work
SOAa.nic.workadmin@tldns.godaddy serial=1792704768
⚠️ On DNS blocklist: spam-tlds

Same first word

studyblockchain.xyz
studyblockchain.org
studyblockchain.net
studyblockchain.com
studyblockchain.work
studyblockchain.space

Similar names

blockchainstudy.com
blockchainstudy.kz
blockchainstudy.org

Previous names

studiowho.work
studiowork.work
studiox.work
studiozero.work
studiozimmer.work
studium.work
studuo.work
study-ai.work
study-buddy-ai.work
study-habits.work
study-planner.work
study-tool-app.work
study-up.work
study.work
studyabroadlk.work
studyac.work
studyai.work
studyand.work
studyapp.work
studybits.work

Next names

studybuddyai.work
studycareer.work
studyclip.work
studyday.work
studydeck.work
studydesk.work
studyfor.work
studyforge.work
studyhavenk.work
studying.work
studyinmy.work
studyinusa.work
studylink.work
studyloft.work
studymaps.work
studyone.work
studypilot.work
studyptb.work
studyshare.work

DNS History

9 records (9 active, 0 former)

NSarmfazh.ns.cloudflare.comjewel.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.37.75172.67.205.782606:4700:3037::6815:254b2606:4700:3037::ac43:cd4e
●NSarmfazh.ns.cloudflare.com2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●NSjewel.ns.cloudflare.com2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●MXroute1.mx.cloudflare.net2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●MXroute2.mx.cloudflare.net2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●MXroute3.mx.cloudflare.net2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●A104.21.37.752026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●A172.67.205.782026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●A2606:4700:3037::6815:254b2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28
●A2606:4700:3037::ac43:cd4e2026-09-01 → 2026-10-22 · 2 obs
● 2026-09-01 12:43:00
● 2026-10-22 22:00:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
workz.nic.work, b.nic.work, a.nic.work, c.nic.work...12 records
studyblockchain.workjewel.ns.cloudflare.com, armfazh.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.171

NS records: jewel.ns.cloudflare.com, armfazh.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1394ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.205.78, 104.21.37.75
AAAA22606:4700:3037::6815:254b, 2606:4700:3037::ac43:cd4e
NS2armfazh.ns.cloudflare.com, jewel.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 14), route2.mx.cloudflare.net (pri: 21)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1armfazh.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.work, b.nic.work, c.nic.work...)

Analysis

IP Addresses

studyblockchain.work directs to four IP numbers, which are 104.21.37.75, 172.67.205.78, 2606:4700:3037::6815:254b and 2606:4700:3037::ac43:cd4e.

nh88.today, katmainow.digital, creek168.games and two other host names share IP numbers with studyblockchain.work.

Name Servers

DNS delegation for studyblockchain.work points to two name servers: armfazh.ns.cloudflare.com and jewel.ns.cloudflare.com.

studyblockchain.work uses the same name servers as several other domains — among them parhamramzi12.workers.dev, eisblume.net, apjarchivorestaurado.pages.dev and two more.

There is at least partial name server overlap between studyblockchain.work and other domains — qkj.casino, rip-team.workers.dev, bnghio2.pages.dev and two more among them.

The name servers erin.ns.cloudflare.com, stella.ns.cloudflare.com and sky.ns.cloudflare.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

armfazh.ns.cloudflare.com has IP addresses 108.162.195.104, 162.159.44.104 and 172.64.35.104, plus 3 other.

jewel.ns.cloudflare.com has IP addresses 108.162.194.171, 162.159.38.171 and 172.64.34.171, plus 3 other.

Mail Servers

Incoming mail for studyblockchain.work is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

studyblockchain.work has at least partial mail server overlap with other domains such as leighcourt-bristol.co.uk, exactradius.com, overcomingthecouch.com 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.