studium.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

studium.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:aad8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1c8a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.138Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.170.216🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSholly.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2685🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRholly.ns.cloudflare.com
A2803:f800:50::6ca2:c285🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRholly.ns.cloudflare.com
A2a06:98c1:50::ac40:2285🇺🇸 Cloudflare2a06:98c1:50::/45
PTRholly.ns.cloudflare.com
A108.162.194.133🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRholly.ns.cloudflare.com
A162.159.38.133Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRholly.ns.cloudflare.com
A172.64.34.133🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRholly.ns.cloudflare.com
NSkaiser.ns.cloudflare.com
A2606:4700:58::a29f:2c09🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
A2803:f800:50::6ca2:c309🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkaiser.ns.cloudflare.com
A2a06:98c1:50::ac40:2309🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkaiser.ns.cloudflare.com
A108.162.195.9🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
A162.159.44.9Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
A172.64.35.9🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkaiser.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.138, 172.67.170.216
IPv6 hints2606:4700:3031::ac43:aad8, 2606:4700:3037::6815:1c8a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=136, name=cloudflare-ech.com
SOAholly.ns.cloudflare.comdns@cloudflare.com serial=2410764716

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

studium.co
studium.hu
studium.us
studium.now.sh
studium.kz
studium.fr
studium.net
studium.education
studium.cz
studium.info
studium.co.in
studium.group
studium.org.uk
studium.org
studium.ca
studium.no
studium.ph
studium.tv
studium.cl
studium.so
studium.icu
studium.pt
studium.online
studium.ee
studium.it
studium.waw.pl
studium.top
studium.eu
studium.com
studium.se
studium.cc
studium.world
studium.nl
studium.app
studium.biz
studium.com.ec
studium.at
studium.kalisz.pl
studium.academy
studium.pub
studium.com.br
studium.be
studium.nu
studium.life
studium.dev
studium.school
studium.plus
studium.ro
studium.nrw
studium.cat
studium.de
studium.ventures
studium.ai
studium.com.pl
studium.net.pl
studium.net.br
studium.ch
studium.md
studium.co.kr
studium.id

Similar names

smuutid.ee
tsudumi.jp
umutdis.com
dustium.com
tsumudi.com

Previous names

studioso.dev
studiospinner.dev
studiostandards.dev
studiotama.dev
studiotomas.dev
studioukkonen.dev
studiountitled.dev
studiovi.dev
studiovibe.dev
studiovolte.dev
studiowasabi.dev
studiowi.dev
studiox.dev
studioxp.dev
studioxxi.dev
studioyellow.dev
studioz.dev
studiozeli.dev
studiozentrip.dev
studit.dev

Next names

studkid.dev
studo.dev
studoq.dev
studwork.dev
studworks.dev
study-buddy.dev
studyapp.dev
studybuddy.dev
studycom.dev
studycraft.dev
studycyber.dev
studyflash.dev
studyflow.dev
studyforge.dev
studyg.dev
studygroup.dev
studyguide.dev
studyhog.dev
studyhq.dev

DNS History

6 records (6 active, 0 former)

NSholly.ns.cloudflare.comkaiser.ns.cloudflare.comA104.21.28.138172.67.170.2162606:4700:3031::ac43:aad82606:4700:3037::6815:1c8a
●NSholly.ns.cloudflare.com2026-08-28 → 2026-09-02 · 2 obs
● 2026-08-28 21:10:20
● 2026-09-02 03:58:12
●NSkaiser.ns.cloudflare.com2026-08-28 → 2026-09-02 · 2 obs
● 2026-08-28 21:10:20
● 2026-09-02 03:58:12
●A104.21.28.1382026-08-28 → 2026-09-02 · 2 obs
● 2026-08-28 21:10:20
● 2026-09-02 03:58:12
●A172.67.170.2162026-08-28 → 2026-09-02 · 2 obs
● 2026-08-28 21:10:20
● 2026-09-02 03:58:12
●A2606:4700:3031::ac43:aad82026-08-28 → 2026-09-02 · 2 obs
● 2026-08-28 21:10:20
● 2026-09-02 03:58:12
●A2606:4700:3037::6815:1c8a2026-08-28 → 2026-09-02 · 2 obs
● 2026-08-28 21:10:20
● 2026-09-02 03:58:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
studium.devkaiser.ns.cloudflare.com, holly.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.133

NS records: kaiser.ns.cloudflare.com, holly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studium.dev (unsigned zone)

⏱️ Timing

Total: 594ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.28.138, 172.67.170.216
AAAA22606:4700:3037::6815:1c8a, 2606:4700:3031::ac43:aad8
NS2holly.ns.cloudflare.com, kaiser.ns.cloudflare.com
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1holly.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

studium.dev directs to four IP numbers, which are 104.21.28.138, 172.67.170.216, 2606:4700:3031::ac43:aad8 and 2606:4700:3037::6815:1c8a.

mx.hackinc2000.com, mail.delmarvashredding.com, hackinc2000.com plus two other host names have IP numbers in common with studium.dev.

Name Servers

studium.dev is delegated to two name servers: holly.ns.cloudflare.com and kaiser.ns.cloudflare.com.

The name server configuration of studium.dev is shared with other domains, for instance saharaai.io, halloween-oversized-striped-sweater-roblox.pages.dev, faith-technologies-inc-account.workers.dev and two others.

There is at least partial name server overlap between studium.dev and other domains — dragonloot.au, legalworld4u.com, flighotel.com and two more among them.

These name servers frequently co-occur with the name servers stevie.ns.cloudflare.com and rex.ns.cloudflare.com.

Hosts with 6 IP addresses each:

holly.ns.cloudflare.com resolves to 108.162.194.133, 162.159.38.133, 172.64.34.133 and 3 other IP addresses.

kaiser.ns.cloudflare.com resolves to 108.162.195.9, 162.159.44.9, 172.64.35.9 and 3 other IP addresses.