stackfocus.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stackfocus.dev

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:a1ab🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:228b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.34.139Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.171🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbyron.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c43🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbyron.ns.cloudflare.com
A2803:f800:50::6ca2:c343🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbyron.ns.cloudflare.com
A2a06:98c1:50::ac40:2343🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbyron.ns.cloudflare.com
A108.162.195.67🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbyron.ns.cloudflare.com
A162.159.44.67Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbyron.ns.cloudflare.com
A172.64.35.67🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbyron.ns.cloudflare.com
NSselah.ns.cloudflare.com
A2606:4700:50::a29f:2615🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
A2803:f800:50::6ca2:c215🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRselah.ns.cloudflare.com
A2a06:98c1:50::ac40:2215🇺🇸 Cloudflare2a06:98c1:50::/45
PTRselah.ns.cloudflare.com
A108.162.194.21🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
A162.159.38.21Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
A172.64.34.21🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(91)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(93)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
TXTgoogle-site-verification=KumKISCuY1MXP7RkCo4ijCfrOOHBv6E8BPx9SxijBWc
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.34.139, 172.67.161.171
IPv6 hints2606:4700:3032::ac43:a1ab, 2606:4700:3035::6815:228b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=204, name=cloudflare-ech.com
SOAbyron.ns.cloudflare.comdns@cloudflare.com serial=2412341898

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

stackfocus.app
stackfocus.digital
stackfocus.agency
stackfocus.org
stackfocus.com
stackfocus.dev

Similar names

focusstack.net
focusstack.org
focusstack.com
focustacks.com

Previous names

stackdock.dev
stackdrip.dev
stackdriver-sandbox.dev
stackdrop.dev
stacked.dev
stackedbyaggelos.dev
stackedbydan.dev
stackedge.dev
stackedhand.dev
stackelevate.dev
stackengineer.dev
stackenlighten.dev
stackenterprises.dev
stacker.dev
stackers.dev
stackery.dev
stacket.dev
stackexchange.dev
stackfeed.dev
stackfix.dev

Next names

stackfor.dev
stackframed.dev
stackfull.dev
stackfusion.dev
stackgarden.dev
stackgate.dev
stackgeist.dev
stackhack.dev
stackhaus.dev
stackhive.dev
stackhobby.dev
stackhop.dev
stackhouse.dev
stackhousess.dev
stackhq.dev
stackicons.dev
stackie.dev
stackified.dev
stackinfolio.dev
stackingbits.dev

DNS History

9 records (9 active, 0 former)

NSbyron.ns.cloudflare.comselah.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.34.139172.67.161.1712606:4700:3032::ac43:a1ab2606:4700:3035::6815:228b
●NSbyron.ns.cloudflare.com2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●NSselah.ns.cloudflare.com2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●MXroute1.mx.cloudflare.net2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●MXroute2.mx.cloudflare.net2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●MXroute3.mx.cloudflare.net2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●A104.21.34.1392026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●A172.67.161.1712026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●A2606:4700:3032::ac43:a1ab2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42
●A2606:4700:3035::6815:228b2026-09-01 → 2026-09-01 · 2 obs
● 2026-09-01 06:24:34
● 2026-09-01 19:15:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
stackfocus.devbyron.ns.cloudflare.com, selah.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.67

NS records: byron.ns.cloudflare.com, selah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackfocus.dev (unsigned zone)

⏱️ Timing

Total: 844ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.161.171, 104.21.34.139
AAAA22606:4700:3035::6815:228b, 2606:4700:3032::ac43:a1ab
NS2byron.ns.cloudflare.com, selah.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 63), route2.mx.cloudflare.net (pri: 91)...
TXT2google-site-verification=KumKISCuY1MXP7R, v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1byron.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

stackfocus.dev resolves to four IP addresses: 104.21.34.139, 172.67.161.171, 2606:4700:3032::ac43:a1ab and 2606:4700:3035::6815:228b.

lockrepair76732.bleepblogs.com, pay.elektro.volyn.ua, www.v1servers.com and two other host names share IP numbers with stackfocus.dev.

Name Servers

stackfocus.dev uses two name servers for its delegation: byron.ns.cloudflare.com and selah.ns.cloudflare.com.

stackfocus.dev uses the same name servers as several other domains — among them neurificial.pages.dev, uretek.lv, davidvarga.sk and two more.

stackfocus.dev partially shares its NS delegation with several other domains, including ockraig.com, francisconevesmail.com, jalinga.com.cn and two others.

These name servers regularly co-occur with the name servers zahir.ns.cloudflare.com, amy.ns.cloudflare.com and simone.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname byron.ns.cloudflare.com directs to 108.162.195.67, 162.159.44.67 and 172.64.35.67 along with 3 other IP addresses.

Hostname selah.ns.cloudflare.com directs to 108.162.194.21, 162.159.38.21 and 172.64.34.21 along with 3 other IP addresses.

Mail Servers

stackfocus.dev uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

stackfocus.dev has at least partial mail server overlap with other domains such as gogloai.com, gridvisionai.com, chat3dprinter.com and two more.

Hostnames that resolve to 6 IP addresses:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.