blockstack.dev - robtex.com

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blockstack.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:d8d5🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:1831🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.24.49Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.213🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelisa.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2636🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelisa.ns.cloudflare.com
A2803:f800:50::6ca2:c236🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelisa.ns.cloudflare.com
A2a06:98c1:50::ac40:2236🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelisa.ns.cloudflare.com
A108.162.194.54🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelisa.ns.cloudflare.com
A162.159.38.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelisa.ns.cloudflare.com
A172.64.34.54🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelisa.ns.cloudflare.com
NSernest.ns.cloudflare.com
A2606:4700:58::adf5:3ba4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A2803:f800:50::6ca2:c1a4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRernest.ns.cloudflare.com
A2a06:98c1:50::ac40:21a4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRernest.ns.cloudflare.com
A108.162.193.164🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A172.64.33.164🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A173.245.59.164🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
MXeforward1.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward2.registrar-servers.com ⭐
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward3.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward4.registrar-servers.com(15)
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward5.registrar-servers.com(20)
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
TXTv=spf1 include:spf.efwd.registrar-servers.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.24.49, 172.67.216.213
IPv6 hints2606:4700:3032::ac43:d8d5, 2606:4700:3035::6815:1831
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=5, name=cloudflare-ech.com
SOAelisa.ns.cloudflare.comdns@cloudflare.com serial=2412802318

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

blockstack.net
blockstack.ph
blockstack.info
blockstack.now.sh
blockstack.com.ph
blockstack.myshopify.com
blockstack.dev
blockstack.org
blockstack.tech
blockstack.tv
blockstack.workers.dev
blockstack.com
blockstack.ai
blockstack.lima-city.de
blockstack.co.uk
blockstack.one
blockstack.design

Similar names

blackstock.studio
blackstock.me
stackblock.com
blackstock.de
blackstock.online
blackstock.es
stockblack.com
blackstock.work
blackstock.capital
blackstock.org
blackstock.shop
blackstock.legal
blackstock.it
blackstock.net
blackstock.id.au
blackstock.eu
blackstock.ca
blackstock.consulting
blackstock.ai
blackstock.finance
blackstock.info
blackstock.ru.com
blackstock.ru
blackstock.live
blackstock.design
blackstock.co.uk
blackstock.app

Previous names

blocknote.dev
blockpay.dev
blockplay.dev
blockpress.dev
blockprint.dev
blockproject.dev
blockpulse.dev
blockqueue.dev
blockrail.dev
blockrise.dev
blockrock.dev
blocks.dev
blockscale.dev
blockshifter.dev
blocksize.dev
blockslides.dev
blocksoft.dev
blockspark.dev
blockspot.dev

Next names

blockstorage.dev
blockstudio.dev
blocksuit.dev
blockswift.dev
blocktech.dev
blocktime.dev
blocktools.dev
blocktrust.dev
blockv.dev
blockvisor.dev
blockwatch.dev
blockwise.dev
blocky34.dev
blockydevs.dev
bloclibrary.dev
bloder.dev
bloedarend.dev
bloem.dev

DNS History

11 records (11 active, 0 former)

NSelisa.ns.cloudflare.comernest.ns.cloudflare.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comA104.21.24.49172.67.216.2132606:4700:3032::ac43:d8d52606:4700:3035::6815:1831
●NSelisa.ns.cloudflare.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●NSernest.ns.cloudflare.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●MXeforward1.registrar-servers.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●MXeforward2.registrar-servers.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●MXeforward3.registrar-servers.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●MXeforward4.registrar-servers.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●MXeforward5.registrar-servers.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●A104.21.24.492026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●A172.67.216.2132026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●A2606:4700:3032::ac43:d8d52026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30
●A2606:4700:3035::6815:18312026-08-29 → 2026-09-01 · 2 obs
● 2026-08-29 18:52:34
● 2026-09-01 15:36:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
blockstack.devernest.ns.cloudflare.com, elisa.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.164

NS records: ernest.ns.cloudflare.com, elisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blockstack.dev (unsigned zone)

⏱️ Timing

Total: 886ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.216.213, 104.21.24.49
AAAA22606:4700:3032::ac43:d8d5, 2606:4700:3035::6815:1831
NS2elisa.ns.cloudflare.com, ernest.ns.cloudflare.com
MX5eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...
TXT1v=spf1 include:spf.efwd.registrar-server
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elisa.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

blockstack.dev points to the four IP addresses 104.21.24.49, 172.67.216.213, 2606:4700:3032::ac43:d8d5 and 2606:4700:3035::6815:1831.

tikakaran.com, nzp.my.id, admin.51lizi.com plus two other host names have IP numbers in common with blockstack.dev.

Name Servers

Two name servers handle the delegation for blockstack.dev: elisa.ns.cloudflare.com and ernest.ns.cloudflare.com.

The name server configuration of blockstack.dev is shared with other domains, for instance xyz-nettiga0tiga.pages.dev, spacetempur88-blog.pages.dev, embertribe-decks.pages.dev and two others.

There is at least partial name server overlap between blockstack.dev and other domains — azemployees.com, mylushgarden.co.uk, dermatologiatabilo.cl and two more among them.

These name servers frequently co-occur with the name servers coco.ns.cloudflare.com and sam.ns.cloudflare.com.

Hosts with 6 IP addresses each:

elisa.ns.cloudflare.com resolves to 108.162.194.54, 162.159.38.54 and 172.64.34.54 among others, with 3 other IP addresses in total.

ernest.ns.cloudflare.com resolves to 108.162.193.164, 172.64.33.164 and 173.245.59.164 among others, with 3 other IP addresses in total.

Mail Servers

blockstack.dev has five mail servers, which are eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by blockstack.dev are shared with other domains: imagnthat.com, tvdigital.lat, generaltranslation.app and two others among them.

These mail servers are routinely seen in conjunction with the mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com.

Host names resolving to a single IP address:

The hostname eforward1.registrar-servers.com resolves to 162.255.118.51.

The hostname eforward2.registrar-servers.com resolves to 162.255.118.52.

The hostname eforward3.registrar-servers.com resolves to 162.255.118.51.

The hostname eforward4.registrar-servers.com resolves to 162.255.118.52.

The hostname eforward5.registrar-servers.com resolves to 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

eforward2.registrar-servers.com along with eforward4.registrar-servers.com each resolve to 162.255.118.52 IP addresses.