stack42.study - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stack42.study

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:36d0🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8e15🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.208Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.142.21🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjacob.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2ca2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacob.ns.cloudflare.com
A2803:f800:50::6ca2:c3a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjacob.ns.cloudflare.com
A2a06:98c1:50::ac40:23a2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjacob.ns.cloudflare.com
A108.162.195.162🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacob.ns.cloudflare.com
A162.159.44.162Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacob.ns.cloudflare.com
A172.64.35.162🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjacob.ns.cloudflare.com
NSsurina.ns.cloudflare.com
A2606:4700:50::a29f:2613🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
A2803:f800:50::6ca2:c213🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsurina.ns.cloudflare.com
A2a06:98c1:50::ac40:2213🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsurina.ns.cloudflare.com
A108.162.194.19🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
A162.159.38.19Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
A172.64.34.19🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsurina.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.54.208, 172.67.142.21
IPv6 hints2606:4700:3033::6815:36d0, 2606:4700:3037::ac43:8e15
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOAjacob.ns.cloudflare.comdns@cloudflare.com serial=2414931234

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=1794137910

Same first word

stack42.com
stack42.tech
stack42.de
stack42.study
stack42.ru
stack42.io
stack42.ai
stack42.net

Similar names

stack24.cyou
42stack.cloud
stack24.net
stack24.de
24stack.com
stack24.ru
stack24.nl
stack24.store
stack24.vip
stack24.com
42stack.de
42stack.com

Previous names

ssopzmmlu.study
ssorvrl.study
ssosfym.study
ssqbe.study
ssrcqdm.study
ssrpapn.study
ssthdow.study
sstoswt.study
ssu9zcb0hftagm.study
ssunvwa.study
ssvbwkv.study
ssx0bqu5pbd7.study
ssxjzsj.study
ssxwpn.study
ssxxcx.study
ssy9z.study
ssysadmiimbu.study
st59ghu21dw59qk.study
st9e1.study
stablecoin.study

Next names

stackoverflow.study
stacksmar.study
stacksync.study
stacymorrow.study
stadiumada.study
stadiumtogel-prime.study
staff.study
stake88.study
staminaloungeagency.study
stanom.study
star.study
starfishmiddyoq.study
stargate.study
stargogo.study
starknobexample.study
starkoen.study
starling.study
starlit.study
start.study
startgame.study

DNS History

14 records (6 active, 8 former)

NSjacob.ns.cloudflare.comsurina.ns.cloudflare.comA104.21.54.208172.67.142.212606:4700:3033::6815:36d02606:4700:3037::ac43:8e15188.114.96.0188.114.96.4188.114.97.0188.114.97.42a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::4
●NSjacob.ns.cloudflare.com2026-09-18 → 2026-11-08 · 2 obs
● 2026-09-18 05:45:58
● 2026-11-08 11:58:52
●NSsurina.ns.cloudflare.com2026-09-18 → 2026-11-08 · 2 obs
● 2026-09-18 05:45:58
● 2026-11-08 11:58:52
●A104.21.54.2082026-09-18 → 2026-11-08 · 5 obs
○ 2026-09-18 05:45:58
● 2026-09-18 09:46:26
○ 2026-10-30 07:31:22
● 2026-11-04 10:02:12
● 2026-11-08 11:58:52
●A172.67.142.212026-09-18 → 2026-11-08 · 5 obs
○ 2026-09-18 05:45:58
● 2026-09-18 09:46:26
○ 2026-10-30 07:31:22
● 2026-11-04 10:02:12
● 2026-11-08 11:58:52
○A188.114.96.02026-10-30 → 2026-10-30 · 4 obs
○ 2026-09-18 09:46:26
● 2026-10-30 07:31:22
○ 2026-11-04 10:02:12
○ 2026-11-08 11:58:52
○A188.114.96.42026-09-18 → 2026-09-18 · 3 obs
● 2026-09-18 05:45:58
○ 2026-09-18 09:46:26
○ 2026-11-08 11:58:52
○A188.114.97.02026-10-30 → 2026-10-30 · 4 obs
○ 2026-09-18 09:46:26
● 2026-10-30 07:31:22
○ 2026-11-04 10:02:12
○ 2026-11-08 11:58:52
○A188.114.97.42026-09-18 → 2026-09-18 · 3 obs
● 2026-09-18 05:45:58
○ 2026-09-18 09:46:26
○ 2026-11-08 11:58:52
●A2606:4700:3033::6815:36d02026-09-18 → 2026-11-08 · 5 obs
○ 2026-09-18 05:45:58
● 2026-09-18 09:46:26
○ 2026-10-30 07:31:22
● 2026-11-04 10:02:12
● 2026-11-08 11:58:52
●A2606:4700:3037::ac43:8e152026-09-18 → 2026-11-08 · 5 obs
○ 2026-09-18 05:45:58
● 2026-09-18 09:46:26
○ 2026-10-30 07:31:22
● 2026-11-04 10:02:12
● 2026-11-08 11:58:52
○A2a06:98c1:3120::2026-10-30 → 2026-10-30 · 4 obs
○ 2026-09-18 09:46:26
● 2026-10-30 07:31:22
○ 2026-11-04 10:02:12
○ 2026-11-08 11:58:52
○A2a06:98c1:3120::42026-09-18 → 2026-09-18 · 3 obs
● 2026-09-18 05:45:58
○ 2026-09-18 09:46:26
○ 2026-11-08 11:58:52
○A2a06:98c1:3121::2026-10-30 → 2026-10-30 · 4 obs
○ 2026-09-18 09:46:26
● 2026-10-30 07:31:22
○ 2026-11-04 10:02:12
○ 2026-11-08 11:58:52
○A2a06:98c1:3121::42026-09-18 → 2026-09-18 · 3 obs
● 2026-09-18 05:45:58
○ 2026-09-18 09:46:26
○ 2026-11-08 11:58:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
studya.nic.study, b.nic.study, c.nic.study, x.nic.study...12 records
stack42.studysurina.ns.cloudflare.com, jacob.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.19

NS records: surina.ns.cloudflare.com, jacob.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stack42.study (unsigned zone)

⏱️ Timing

Total: 947ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.54.208, 172.67.142.21
AAAA22606:4700:3033::6815:36d0, 2606:4700:3037::ac43:8e15
NS2jacob.ns.cloudflare.com, surina.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jacob.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stack42.study resolves to four IP addresses: 104.21.54.208, 172.67.142.21, 2606:4700:3033::6815:36d0 and 2606:4700:3037::ac43:8e15.

Among the host names that share IP numbers with stack42.study are 0510waiyu.com, flowustig.info, principlestash.com and two others.

Name Servers

The NS records for stack42.study delegate to jacob.ns.cloudflare.com and surina.ns.cloudflare.com.

stack42.study has the same name server delegation as a number of other domains, such as ampsuara89eesy.pages.dev, minamoghaddam.com, amnz.me and two more.

stack42.study has at least partial name server overlap with other domains, such as burcu-yanardag.pages.dev, 545hg539482.cc, runtouris.pages.dev and two others.

It is common to see these name servers used together with name servers nelly.ns.cloudflare.com and dalary.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

jacob.ns.cloudflare.com maps to 108.162.195.162, 162.159.44.162, 172.64.35.162 and 3 additional IP addresses.

surina.ns.cloudflare.com maps to 108.162.194.19, 162.159.38.19, 172.64.34.19 and 3 additional IP addresses.