jsims.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

jsims.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:4225🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:9bda🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.66.37Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.218🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrett.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b4c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A2803:f800:50::6ca2:c14c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrett.ns.cloudflare.com
A2a06:98c1:50::ac40:214c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrett.ns.cloudflare.com
A108.162.193.76🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A172.64.33.76🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A173.245.59.76🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
NSraegan.ns.cloudflare.com
A2606:4700:50::a29f:269e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A2803:f800:50::6ca2:c29e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRraegan.ns.cloudflare.com
A2a06:98c1:50::ac40:229e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRraegan.ns.cloudflare.com
A108.162.194.158🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A162.159.38.158Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
A172.64.34.158🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraegan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.66.37, 172.67.155.218
IPv6 hints2606:4700:3032::6815:4225, 2606:4700:3034::ac43:9bda
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=140, name=cloudflare-ech.com
SOAbrett.ns.cloudflare.comdns@cloudflare.com serial=2419143863

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

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Previous names

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Next names

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jsinclair.dev
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jsinfmcourse.dev
jsing.dev
jsingh.dev
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DNS History

10 records (6 active, 4 former)

NSbrett.ns.cloudflare.comraegan.ns.cloudflare.comA104.21.66.37172.67.155.2182606:4700:3032::6815:42252606:4700:3034::ac43:9bda188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSbrett.ns.cloudflare.com2026-10-12 → 2026-11-12 · 2 obs
● 2026-10-12 12:50:38
● 2026-11-12 10:06:50
●NSraegan.ns.cloudflare.com2026-10-12 → 2026-11-12 · 2 obs
● 2026-10-12 12:50:38
● 2026-11-12 10:06:50
●A104.21.66.372026-10-13 → 2026-11-12 · 3 obs
○ 2026-10-12 12:50:38
● 2026-10-13 12:13:26
● 2026-11-12 10:06:50
●A172.67.155.2182026-10-13 → 2026-11-12 · 3 obs
○ 2026-10-12 12:50:38
● 2026-10-13 12:13:26
● 2026-11-12 10:06:50
○A188.114.96.02026-10-12 → 2026-10-12 · 3 obs
● 2026-10-12 12:50:38
○ 2026-10-13 12:13:26
○ 2026-11-12 10:06:50
○A188.114.97.02026-10-12 → 2026-10-12 · 3 obs
● 2026-10-12 12:50:38
○ 2026-10-13 12:13:26
○ 2026-11-12 10:06:50
●A2606:4700:3032::6815:42252026-10-13 → 2026-11-12 · 3 obs
○ 2026-10-12 12:50:38
● 2026-10-13 12:13:26
● 2026-11-12 10:06:50
●A2606:4700:3034::ac43:9bda2026-10-13 → 2026-11-12 · 3 obs
○ 2026-10-12 12:50:38
● 2026-10-13 12:13:26
● 2026-11-12 10:06:50
○A2a06:98c1:3120::2026-10-12 → 2026-10-12 · 3 obs
● 2026-10-12 12:50:38
○ 2026-10-13 12:13:26
○ 2026-11-12 10:06:50
○A2a06:98c1:3121::2026-10-12 → 2026-10-12 · 3 obs
● 2026-10-12 12:50:38
○ 2026-10-13 12:13:26
○ 2026-11-12 10:06:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
jsims.devraegan.ns.cloudflare.com, brett.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.158

NS records: raegan.ns.cloudflare.com, brett.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jsims.dev (unsigned zone)

⏱️ Timing

Total: 683ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.66.37, 172.67.155.218
AAAA22606:4700:3034::ac43:9bda, 2606:4700:3032::6815:4225
NS2brett.ns.cloudflare.com, raegan.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brett.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

jsims.dev points to the four IP addresses 104.21.66.37, 172.67.155.218, 2606:4700:3032::6815:4225 and 2606:4700:3034::ac43:9bda.

Additional host names — winooski-prime.info, therealcoffeeco.com, www.prolabs.mu and two others — share IP numbers with jsims.dev.

Name Servers

Two name servers handle the delegation for jsims.dev: brett.ns.cloudflare.com and raegan.ns.cloudflare.com.

jsims.dev shares its name server setup with other domains, including agonist.dev, shelterstudios.hu, accessoires-el-amir.pages.dev and two others.

The name servers of jsims.dev overlap at least partially with those of other domains — among them achyuttechnologies.com, ksibin0419.workers.dev, mywebtips.workers.dev and two more.

The name servers yevgen.ns.cloudflare.com, jaziel.ns.cloudflare.com and margaret.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

brett.ns.cloudflare.com resolves to 108.162.193.76, 172.64.33.76 and 173.245.59.76 among others, with 3 other IP addresses in total.

raegan.ns.cloudflare.com resolves to 108.162.194.158, 162.159.38.158 and 172.64.34.158 among others, with 3 other IP addresses in total.