stack2.io - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stack2.io

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:89e9🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:3eb3🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.62.179Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.233🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSprincess.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2611🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
A2803:f800:50::6ca2:c211🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRprincess.ns.cloudflare.com
A2a06:98c1:50::ac40:2211🇺🇸 Cloudflare2a06:98c1:50::/45
PTRprincess.ns.cloudflare.com
A108.162.194.17🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
A162.159.38.17Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
A172.64.34.17🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRprincess.ns.cloudflare.com
NSterin.ns.cloudflare.com
A2606:4700:58::adf5:3bec🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterin.ns.cloudflare.com
A2803:f800:50::6ca2:c1ec🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRterin.ns.cloudflare.com
A2a06:98c1:50::ac40:21ec🇺🇸 Cloudflare2a06:98c1:50::/45
PTRterin.ns.cloudflare.com
A108.162.193.236🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterin.ns.cloudflare.com
A172.64.33.236🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterin.ns.cloudflare.com
A173.245.59.236🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterin.ns.cloudflare.com
MXw0206cbd.kasserver.com ⭐
A85.13.147.191🇩🇪 NMM-AS85.13.147.0/24 Neue Medien Muennich
PTRdd25204.kasserver.com
TXTgoogle-site-verification=sBXYcQVguE6sU7sHYvrNHuQhX5C7v2iVAqcxRVY2XrM
TXTklaviyo-site-verification=VatLDk
TXTv=spf1 a mx include:spf.kasserver.com include:_spf.klaviyo.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.62.179, 172.67.137.233
IPv6 hints2606:4700:3032::ac43:89e9, 2606:4700:3033::6815:3eb3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=50, name=cloudflare-ech.com
SOAprincess.ns.cloudflare.comdns@cloudflare.com serial=2412392041

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1787802101

Same first word

stack2.io
stack2.au
stack2.com
stack2.me

Similar names

2stack.com

Previous names

stablesuite.io
stableswaps.io
stabletek.io
stabletx.io
stablewatch.io
stablex.io
stablix.io
stably.io
stabo.io
stacey.io
stache.io
stacher.io
stachowski.io
stack-match.io
stack-rx.io
stack-space.io
stack-studio.io
stack.io
stack1.io
stack11.io

Next names

stack4.io
stack64.io
stack7.io
stackabl.io
stackable.io
stackablelabs.io
stackables.io
stackadvisory.io
stackaero.io
stackahoy.io
stackalytics.io
stackandflow.io
stackart.io
stackatlas.io
stackato.io
stackav.io
stackbase.io
stackbases.io
stackbe.io
stackbeam.io

DNS History

7 records (7 active, 0 former)

NSprincess.ns.cloudflare.comterin.ns.cloudflare.comMXw0206cbd.kasserver.comA104.21.62.179172.67.137.2332606:4700:3032::ac43:89e92606:4700:3033::6815:3eb3
●NSprincess.ns.cloudflare.com2026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24
●NSterin.ns.cloudflare.com2026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24
●MXw0206cbd.kasserver.com2026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24
●A104.21.62.1792026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24
●A172.67.137.2332026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24
●A2606:4700:3032::ac43:89e92026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24
●A2606:4700:3033::6815:3eb32026-08-19 → 2026-08-27 · 2 obs
● 2026-08-19 13:41:18
● 2026-08-27 04:39:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
stack2.ioprincess.ns.cloudflare.com, terin.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.236

NS records: princess.ns.cloudflare.com, terin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stack2.io (unsigned zone)

⏱️ Timing

Total: 656ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.233, 104.21.62.179
AAAA22606:4700:3032::ac43:89e9, 2606:4700:3033::6815:3eb3
NS2princess.ns.cloudflare.com, terin.ns.cloudflare.com
MX1w0206cbd.kasserver.com (pri: 10)
TXT3google-site-verification=sBXYcQVguE6sU7s, klaviyo-site-verification=VatLDk...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1princess.ns.cloudflare.com dns.cloudflar

Analysis

IP Addresses

stack2.io points to the four IP addresses 104.21.62.179, 172.67.137.233, 2606:4700:3032::ac43:89e9 and 2606:4700:3033::6815:3eb3.

neet.se, xrp-labs.blog, amieonline.org and two other host names share IP numbers with stack2.io.

Name Servers

stack2.io is delegated to two name servers: princess.ns.cloudflare.com and terin.ns.cloudflare.com.

stack2.io uses the same name servers as several other domains — among them antamar.eu, wumilyduha.pro, terranindustries.co and two more.

The name servers of stack2.io overlap at least partially with those of other domains — among them midna.me, taptap-f9d.workers.dev, thoriumserver.dk and two more.

It is common to find these name servers alongside the name servers mark.ns.cloudflare.com, rosa.ns.cloudflare.com, lochlan.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

princess.ns.cloudflare.com resolves to 108.162.194.17, 162.159.38.17, 172.64.34.17 and 3 other IP addresses.

terin.ns.cloudflare.com resolves to 108.162.193.236, 172.64.33.236, 173.245.59.236 and 3 other IP addresses.

Mail Servers

Mail for stack2.io is handled by a single mail server, w0206cbd.kasserver.com.

The MX records for stack2.io match those of other domains — including ruhrnah.de and performance-sl.de.

w0206cbd.kasserver.com resolves to a single IP number: 85.13.147.191.