stacktutor.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stacktutor.dev

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:dff5🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:194a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.25.74Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.223.245🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSceleste.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2607🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceleste.ns.cloudflare.com
A2803:f800:50::6ca2:c207🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRceleste.ns.cloudflare.com
A2a06:98c1:50::ac40:2207🇺🇸 Cloudflare2a06:98c1:50::/45
PTRceleste.ns.cloudflare.com
A108.162.194.7🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceleste.ns.cloudflare.com
A162.159.38.7Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceleste.ns.cloudflare.com
A172.64.34.7🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceleste.ns.cloudflare.com
NSdavid.ns.cloudflare.com
A2606:4700:58::adf5:3b98🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A2803:f800:50::6ca2:c198🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdavid.ns.cloudflare.com
A2a06:98c1:50::ac40:2198🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdavid.ns.cloudflare.com
A108.162.193.152🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A172.64.33.152🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A173.245.59.152🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.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
MXroute1.mx.cloudflare.net(8)
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
MXroute2.mx.cloudflare.net(15)
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
TXTgoogle-site-verification=edFy3O4aBFAiGna09u5TfAjhLmdt5nWdx-_pw4jlbQI
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.25.74, 172.67.223.245
IPv6 hints2606:4700:3033::ac43:dff5, 2606:4700:3036::6815:194a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOAceleste.ns.cloudflare.comdns@cloudflare.com serial=2414757205

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

stacktutor.dev
stacktutor.io
stacktutor.com
stacktutor.pages.dev

Similar names

toasttruck.mypi.co
tutorstack.net
tutorstack.app
tutorstack.org
toasttruck.com
tutorstack.co.uk
tutorstack.co
trukttacos.com
tutorstack.uk
tutorstack.com
troutstack.com
tutorstack.io
tutorstack.xyz
scottaturk.com

Previous names

stackstd.dev
stackster.dev
stackstitch.dev
stackstore.dev
stackstory.dev
stackstudio.dev
stackstudios.dev
stacksuite.dev
stacksweep.dev
stacktastic.dev
stacktic.dev
stacktide.dev
stacktraces.dev
stacktrack.dev
stacktracker.dev
stacktrail.dev
stacktribe.dev
stacktrim.dev
stacktrove.dev
stacktru.dev

Next names

stacku.dev
stackum.dev
stackup.dev
stackupcloud.dev
stackv.dev
stackvagas.dev
stackvia.dev
stackvibes.dev
stackview.dev
stackvitals.dev
stackviz.dev
stackvyn.dev
stackwarriors.dev
stackwatch.dev
stackweavers.dev
stackweld.dev
stackwell.dev
stackwellstudio.dev
stackwire.dev
stackwize.dev

DNS History

13 records (9 active, 4 former)

NSceleste.ns.cloudflare.comdavid.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.25.74172.67.223.2452606:4700:3033::ac43:dff52606:4700:3036::6815:194a188.114.96.4188.114.97.42a06:98c1:3120::2a06:98c1:3121::
●NSceleste.ns.cloudflare.com2026-09-13 → 2026-09-13 · 2 obs
● 2026-09-13 16:20:56
● 2026-09-13 19:24:24
●NSdavid.ns.cloudflare.com2026-09-13 → 2026-09-13 · 2 obs
● 2026-09-13 16:20:56
● 2026-09-13 19:24:24
●MXroute1.mx.cloudflare.net2026-09-13 → 2026-09-13 · 2 obs
● 2026-09-13 16:20:56
● 2026-09-13 19:24:24
●MXroute2.mx.cloudflare.net2026-09-13 → 2026-09-13 · 2 obs
● 2026-09-13 16:20:56
● 2026-09-13 19:24:24
●MXroute3.mx.cloudflare.net2026-09-13 → 2026-09-13 · 2 obs
● 2026-09-13 16:20:56
● 2026-09-13 19:24:24
●A104.21.25.742026-09-13 → 2026-09-13 · 3 obs
○ 2026-09-13 16:20:56
● 2026-09-13 17:54:18
● 2026-09-13 19:24:24
●A172.67.223.2452026-09-13 → 2026-09-13 · 3 obs
○ 2026-09-13 16:20:56
● 2026-09-13 17:54:18
● 2026-09-13 19:24:24
○A188.114.96.42026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 16:20:56
○ 2026-09-13 17:54:18
○ 2026-09-13 19:24:24
○A188.114.97.42026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 16:20:56
○ 2026-09-13 17:54:18
○ 2026-09-13 19:24:24
●A2606:4700:3033::ac43:dff52026-09-13 → 2026-09-13 · 3 obs
○ 2026-09-13 16:20:56
● 2026-09-13 17:54:18
● 2026-09-13 19:24:24
●A2606:4700:3036::6815:194a2026-09-13 → 2026-09-13 · 3 obs
○ 2026-09-13 16:20:56
● 2026-09-13 17:54:18
● 2026-09-13 19:24:24
○A2a06:98c1:3120::2026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 16:20:56
○ 2026-09-13 17:54:18
○ 2026-09-13 19:24:24
○A2a06:98c1:3121::2026-09-13 → 2026-09-13 · 3 obs
● 2026-09-13 16:20:56
○ 2026-09-13 17:54:18
○ 2026-09-13 19:24:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
stacktutor.devceleste.ns.cloudflare.com, david.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.7

NS records: celeste.ns.cloudflare.com, david.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stacktutor.dev (unsigned zone)

⏱️ Timing

Total: 954ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.223.245, 104.21.25.74
AAAA22606:4700:3036::6815:194a, 2606:4700:3033::ac43:dff5
NS2celeste.ns.cloudflare.com, david.ns.cloudflare.com
MX3route2.mx.cloudflare.net (pri: 15), route3.mx.cloudflare.net (pri: 5)...
TXT2google-site-verification=edFy3O4aBFAiGna, v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1celeste.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

stacktutor.dev has four IP addresses: 104.21.25.74, 172.67.223.245, 2606:4700:3033::ac43:dff5 and 2606:4700:3036::6815:194a.

queencasinosjp.com, livavid.cfd, itify.ca plus two other host names have IP numbers in common with stacktutor.dev.

Name Servers

The NS records for stacktutor.dev delegate to celeste.ns.cloudflare.com and david.ns.cloudflare.com.

The name server configuration of stacktutor.dev is shared with other domains, for instance e5b.online, go-velnix.site, raspy-scene-0c53.workers.dev and two others.

stacktutor.dev has at least partial name server overlap with other domains, such as iot-device-manager.dev, everythingonandaroundthewiringharness.net, collectednorth.com and two others.

These name servers tend to appear together with the name servers javier.ns.cloudflare.com, kolton.ns.cloudflare.com and rafe.ns.cloudflare.com.

Hosts with 6 IP addresses each:

celeste.ns.cloudflare.com maps to 108.162.194.7, 162.159.38.7, 172.64.34.7 and 3 additional IP addresses.

david.ns.cloudflare.com maps to 108.162.193.152, 172.64.33.152, 173.245.59.152 and 3 additional IP addresses.

Mail Servers

stacktutor.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by stacktutor.dev are shared with other domains: findmyhosta.com, oakgardenliving.com, mbzalavadiaco.com and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.