jstd.dev - dns.ninja

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

jstd.dev

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:14afπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3034::ac43:c144πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.20.175Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.193.68πŸ‡ΊπŸ‡Έ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSdaphne.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26a9πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaphne.ns.cloudflare.com
A2803:f800:50::6ca2:c2a9πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdaphne.ns.cloudflare.com
A2a06:98c1:50::ac40:22a9πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRdaphne.ns.cloudflare.com
A108.162.194.169πŸ‡ΊπŸ‡Έ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaphne.ns.cloudflare.com
A162.159.38.169Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaphne.ns.cloudflare.com
A172.64.34.169πŸ‡ΊπŸ‡Έ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaphne.ns.cloudflare.com
NSsteven.ns.cloudflare.com
A2606:4700:58::a29f:2c11πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsteven.ns.cloudflare.com
A2803:f800:50::6ca2:c311πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsteven.ns.cloudflare.com
A2a06:98c1:50::ac40:2311πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRsteven.ns.cloudflare.com
A108.162.195.17πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsteven.ns.cloudflare.com
A162.159.44.17Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsteven.ns.cloudflare.com
A172.64.35.17πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsteven.ns.cloudflare.com
MXmx364.umbler.com ⭐
A177.55.120.51πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A177.55.120.53πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A187.84.237.180πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
A187.84.237.189πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
MXmx128.umbler.in(20)
A177.55.120.51πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A177.55.120.53πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A187.84.237.180πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
A187.84.237.189πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
MXmx783.umbler.com.br(30)
A177.55.120.51πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A177.55.120.53πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A187.84.237.180πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
A187.84.237.189πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
MXmx240.umbler.co.uk(40)
A177.55.120.51πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A177.55.120.53πŸ‡§πŸ‡· UNSPECIFIED177.55.112.0/20
PTRmx.umbler.com
A187.84.237.180πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
A187.84.237.189πŸ‡§πŸ‡· UNSPECIFIED187.84.236.0/23
PTRmx.umbler.com
TXTbrevo-code:1edb4d2de2c68d43ed6add470d04ca4e
TXTv=spf1 include:spf.umbler.com ~all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.20.175, 172.67.193.68
IPv6 hints2606:4700:3034::6815:14af, 2606:4700:3034::ac43:c144
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOAdaphne.ns.cloudflare.comdns@cloudflare.com serial=2416195078

dev

DNSSECπŸ”’ 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
πŸ”’ HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

10 records (10 active, 0 former)

NSdaphne.ns.cloudflare.comsteven.ns.cloudflare.comMXmx128.umbler.inmx240.umbler.co.ukmx364.umbler.commx783.umbler.com.brA104.21.20.175172.67.193.682606:4700:3034::6815:14af2606:4700:3034::ac43:c144
●NSdaphne.ns.cloudflare.com2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●NSsteven.ns.cloudflare.com2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●MXmx128.umbler.in2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●MXmx240.umbler.co.uk2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●MXmx364.umbler.com2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●MXmx783.umbler.com.br2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●A104.21.20.1752026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●A172.67.193.682026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●A2606:4700:3034::6815:14af2026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38
●A2606:4700:3034::ac43:c1442026-09-09 β†’ 2026-10-08 Β· 2 obs
● 2026-09-09 23:40:12
● 2026-10-08 22:33:38

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
jstd.devsteven.ns.cloudflare.com, daphne.ns.cloudflare.com-

βœ… Authoritative Response

Server:108.162.195.17

NS records: steven.ns.cloudflare.com, daphne.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jstd.dev (unsigned zone)

⏱️ Timing

Total: 901ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.193.68, 104.21.20.175
AAAA22606:4700:3034::6815:14af, 2606:4700:3034::ac43:c144
NS2daphne.ns.cloudflare.com, steven.ns.cloudflare.com
MX4mx364.umbler.com (pri: 10), mx128.umbler.in (pri: 20)...
TXT2brevo-code:1edb4d2de2c68d43ed6add470d04c, v=spf1 include:spf.umbler.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1daphne.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

jstd.dev has four IP addresses: 104.21.20.175, 172.67.193.68, 2606:4700:3034::6815:14af and 2606:4700:3034::ac43:c144.

ais.fm, podachieve.cyou, versbesteld.nl and two other host names share IP numbers with jstd.dev.

Name Servers

jstd.dev has two authoritative name servers β€” daphne.ns.cloudflare.com and steven.ns.cloudflare.com.

jstd.dev uses the same name servers as several other domains β€” among them (0x736578)ologuia.com, uday-cd9.workers.dev, rbbrt.com and two more.

jstd.dev shares at least some of its name servers with other domains, including reginaldwesleyeyc3x.pages.dev, project-asik-03.pages.dev, tadimgrill.fr and two others.

These name servers are frequently seen alongside the name servers mitchell.ns.cloudflare.com, aldo.ns.cloudflare.com, rose.ns.cloudflare.com and terin.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

daphne.ns.cloudflare.com points to 108.162.194.169, 162.159.38.169, 172.64.34.169 and 3 other IP addresses.

steven.ns.cloudflare.com points to 108.162.195.17, 162.159.44.17, 172.64.35.17 and 3 other IP addresses.

Mail Servers

Four mail servers handle email for jstd.dev: mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk.

jstd.dev has at least partial mail server overlap with other domains such as frotar.com.br, sensorshop.com.br, it4sec.com.br and two more.

Each of the hostnames mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk resolves to four IP addresses: mx364.umbler.com resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189; mx128.umbler.in resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189; mx783.umbler.com.br resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189; and mx240.umbler.co.uk resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189.

mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk are host names that each resolve to 177.55.120.51.

mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk are host names that each resolve to 177.55.120.53.

mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk are host names that each resolve to 187.84.237.180.

mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk are host names that each resolve to 187.84.237.189.