stackum.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stackum.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:9e96🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2129🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.33.41Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.158.150🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdoug.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b9f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdoug.ns.cloudflare.com
A2803:f800:50::6ca2:c19f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdoug.ns.cloudflare.com
A2a06:98c1:50::ac40:219f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdoug.ns.cloudflare.com
A108.162.193.159🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdoug.ns.cloudflare.com
A172.64.33.159🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdoug.ns.cloudflare.com
A173.245.59.159🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdoug.ns.cloudflare.com
NSolga.ns.cloudflare.com
A2606:4700:50::adf5:3a89🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolga.ns.cloudflare.com
A2803:f800:50::6ca2:c089🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRolga.ns.cloudflare.com
A2a06:98c1:50::ac40:2089🇺🇸 Cloudflare2a06:98c1:50::/45
PTRolga.ns.cloudflare.com
A108.162.192.137🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolga.ns.cloudflare.com
A172.64.32.137🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolga.ns.cloudflare.com
A173.245.58.137🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolga.ns.cloudflare.com
MXroute3.mx.cloudflare.net ⭐
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
MXroute1.mx.cloudflare.net(45)
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(68)
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
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.33.41, 172.67.158.150
IPv6 hints2606:4700:3031::ac43:9e96, 2606:4700:3035::6815:2129
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=47, name=cloudflare-ech.com
SOAdoug.ns.cloudflare.comdns@cloudflare.com serial=2411693160

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

stackum.dev

Similar names

kamcuts.com
mastkcu.com
mutsack.com
stumack.com
sacktum.workers.dev

Previous names

stackroute.dev
stackrubric.dev
stacksafe.dev
stacksai.dev
stackscan.dev
stacksdiarios.dev
stacksend.dev
stackshift.dev
stackship.dev
stackside.dev
stackslabs.dev
stacksmart.dev
stacksmithlabs.dev
stacksolution.dev
stacksorcery.dev
stackspeed.dev
stackster.dev
stackstore.dev
stacksuite.dev

Next names

stackup.dev
stackv.dev
stackvibes.dev
stackworx.dev
stacky.dev
stackzone.dev
stad.dev
stada.dev
staddi99.dev
stadia.dev
stadt-apo.dev
stadt-kassel.dev
stadt-malchow.dev
stadt-parchim.dev
stadtaachen.dev
stadthagen.dev
stadtkind.dev
stadtradeln.dev
stadtw.dev
stadtwer.dev

DNS History

9 records (9 active, 0 former)

NSdoug.ns.cloudflare.comolga.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.33.41172.67.158.1502606:4700:3031::ac43:9e962606:4700:3035::6815:2129
●NSdoug.ns.cloudflare.com2026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●NSolga.ns.cloudflare.com2026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●MXroute1.mx.cloudflare.net2026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●MXroute2.mx.cloudflare.net2026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●MXroute3.mx.cloudflare.net2026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●A104.21.33.412026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●A172.67.158.1502026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●A2606:4700:3031::ac43:9e962026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36
●A2606:4700:3035::6815:21292026-08-18 → 2026-08-20 · 2 obs
● 2026-08-18 10:08:38
● 2026-08-20 02:02:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
stackum.devdoug.ns.cloudflare.com, olga.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.137

NS records: doug.ns.cloudflare.com, olga.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackum.dev (unsigned zone)

⏱️ Timing

Total: 837ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.158.150, 104.21.33.41
AAAA22606:4700:3035::6815:2129, 2606:4700:3031::ac43:9e96
NS2doug.ns.cloudflare.com, olga.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 27), route1.mx.cloudflare.net (pri: 45)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1doug.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

stackum.dev directs to four IP numbers, which are 104.21.33.41, 172.67.158.150, 2606:4700:3031::ac43:9e96 and 2606:4700:3035::6815:2129.

defenseonlinegames.com, npi.com.bo, streamtip.com and two other host names share IP numbers with stackum.dev.

Name Servers

stackum.dev is served by two delegated name servers, doug.ns.cloudflare.com and olga.ns.cloudflare.com.

stackum.dev uses the same name servers as several other domains — among them institutefamily.org, animeholic.net, 4fsklep.pl and two more.

There is at least partial name server overlap between stackum.dev and other domains — markgraf.us, heyaxton.com, d8projects.com and two more among them.

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

Hostnames that resolve to 6 IP addresses:

doug.ns.cloudflare.com carries IP addresses 108.162.193.159, 172.64.33.159 and 173.245.59.159, with 3 other addresses beyond those.

olga.ns.cloudflare.com carries IP addresses 108.162.192.137, 172.64.32.137 and 173.245.58.137, with 3 other addresses beyond those.

Mail Servers

Incoming mail for stackum.dev is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

stackum.dev has at least partial mail server overlap with other domains such as ahadiihsan.com, cms-nh.com, drfiny.in and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.