checkstack.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

checkstack.dev

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:135🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:808d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.1.53Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.128.141🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkurt.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A2803:f800:50::6ca2:c1c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkurt.ns.cloudflare.com
A2a06:98c1:50::ac40:21c1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkurt.ns.cloudflare.com
A108.162.193.193🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A172.64.33.193🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
A173.245.59.193🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkurt.ns.cloudflare.com
NSyolanda.ns.cloudflare.com
A2606:4700:50::adf5:3af1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A2803:f800:50::6ca2:c0f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyolanda.ns.cloudflare.com
A2a06:98c1:50::ac40:20f1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyolanda.ns.cloudflare.com
A108.162.192.241🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.32.241🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.241🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
TXTgoogle-site-verification=IvceUbf-u0KnszkyUNrABRh3yDhk_ZYfM1A6OcelD74
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.1.53, 172.67.128.141
IPv6 hints2606:4700:3034::6815:135, 2606:4700:3036::ac43:808d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=24, name=cloudflare-ech.com
SOAkurt.ns.cloudflare.comdns@cloudflare.com serial=2413364184

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

checkstack.ai
checkstack.dev

Previous names

checkledger.dev
checkly.dev
checkmarx.dev
checkmatechronicles.dev
checkme.dev
checkmysite.dev
checkmyslop.dev
checkn.dev
checkoutblocks.dev
checkoutcharlie.dev
checkoutlab.dev
checkoutworks.dev
checkpixel.dev
checkpoint.dev
checkrail.dev
checkregister.dev
checkride.dev
checkscore.dev
checksite.dev
checksoft.dev

Next names

checktest.dev
checkthis.dev
checktopark.dev
checktwice.dev
checkup.dev
checkvibe.dev
checode.dev
chedai.dev
chedar.dev
chedders.dev
cheeba.dev
cheeks.dev
cheema.dev
cheemajs.dev
cheer.dev
cheerfun.dev
cheersbeer.dev
cheersync.dev
cheerwine.dev
cheeseburgers.dev

DNS History

10 records (6 active, 4 former)

NSkurt.ns.cloudflare.comyolanda.ns.cloudflare.comA104.21.1.53172.67.128.1412606:4700:3034::6815:1352606:4700:3036::ac43:808d188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSkurt.ns.cloudflare.com2026-08-26 → 2026-08-30 · 2 obs
● 2026-08-26 05:59:12
● 2026-08-30 07:52:10
●NSyolanda.ns.cloudflare.com2026-08-26 → 2026-08-30 · 2 obs
● 2026-08-26 05:59:12
● 2026-08-30 07:52:10
●A104.21.1.532026-08-26 → 2026-08-30 · 3 obs
○ 2026-08-26 05:59:12
● 2026-08-26 18:04:56
● 2026-08-30 07:52:10
●A172.67.128.1412026-08-26 → 2026-08-30 · 3 obs
○ 2026-08-26 05:59:12
● 2026-08-26 18:04:56
● 2026-08-30 07:52:10
○A188.114.96.02026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 05:59:12
○ 2026-08-26 18:04:56
○ 2026-08-30 07:52:10
○A188.114.97.02026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 05:59:12
○ 2026-08-26 18:04:56
○ 2026-08-30 07:52:10
●A2606:4700:3034::6815:1352026-08-26 → 2026-08-30 · 3 obs
○ 2026-08-26 05:59:12
● 2026-08-26 18:04:56
● 2026-08-30 07:52:10
●A2606:4700:3036::ac43:808d2026-08-26 → 2026-08-30 · 3 obs
○ 2026-08-26 05:59:12
● 2026-08-26 18:04:56
● 2026-08-30 07:52:10
○A2a06:98c1:3120::2026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 05:59:12
○ 2026-08-26 18:04:56
○ 2026-08-30 07:52:10
○A2a06:98c1:3121::2026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 05:59:12
○ 2026-08-26 18:04:56
○ 2026-08-30 07:52:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
checkstack.devkurt.ns.cloudflare.com, yolanda.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.241

NS records: kurt.ns.cloudflare.com, yolanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkstack.dev (unsigned zone)

⏱️ Timing

Total: 662ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.1.53, 172.67.128.141
AAAA22606:4700:3034::6815:135, 2606:4700:3036::ac43:808d
NS2kurt.ns.cloudflare.com, yolanda.ns.cloudflare.com
TXT2google-site-verification=IvceUbf-u0Knszk, v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kurt.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

checkstack.dev directs to four IP numbers, which are 104.21.1.53, 172.67.128.141, 2606:4700:3034::6815:135 and 2606:4700:3036::ac43:808d.

watchungems.org, montagevdlinde.nl, intrelit.com plus two other host names have IP numbers in common with checkstack.dev.

Name Servers

Two name servers handle the delegation for checkstack.dev: kurt.ns.cloudflare.com and yolanda.ns.cloudflare.com.

The name server configuration of checkstack.dev is shared with other domains, for instance thereturnofthegods.com, mysteriesbook.com, mutt.cc and two others.

There is at least partial name server overlap between checkstack.dev and other domains — speakeaseconnect.org, xsentry.net, bollydigital.com and two more among them.

These name servers are routinely deployed together with the name servers sunny.ns.cloudflare.com.

Hosts with 6 IP addresses each:

kurt.ns.cloudflare.com resolves to 108.162.193.193, 172.64.33.193 and 173.245.59.193 among others, with 3 other IP addresses in total.

yolanda.ns.cloudflare.com resolves to 108.162.192.241, 172.64.32.241 and 173.245.58.241 among others, with 3 other IP addresses in total.