stackmail.io - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stackmail.io

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:b4ee🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3ba5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.165Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.180.238🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarmfazh.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A2803:f800:50::6ca2:c368🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarmfazh.ns.cloudflare.com
A2a06:98c1:50::ac40:2368🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarmfazh.ns.cloudflare.com
A108.162.195.104🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A162.159.44.104Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
A172.64.35.104🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarmfazh.ns.cloudflare.com
NSraina.ns.cloudflare.com
A2606:4700:50::a29f:26f1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
A2803:f800:50::6ca2:c2f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRraina.ns.cloudflare.com
A2a06:98c1:50::ac40:22f1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRraina.ns.cloudflare.com
A108.162.194.241🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
A162.159.38.241Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
A172.64.34.241🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraina.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c1d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f26.1e100.net
A2607:f8b0:4004:c1d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f27.1e100.net
A2607:f8b0:4004:c2d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f26.1e100.net
A2607:f8b0:4004:c2d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f27.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
A142.251.167.27🇺🇸 Google142.251.167.0/24
PTRww-in-f27.1e100.net
A192.178.218.27🇺🇸 Google192.178.218.0/24
PTRyuiadtq-in-f27.1e100.net
A192.179.18.26🇺🇸 Google192.178.0.0/15
PTRry-in-f26.1e100.net
A192.179.18.27🇺🇸 Google192.178.0.0/15
PTRry-in-f27.1e100.net
TXTgoogle-site-verification=_RIKt7HepGE4Hyt5acsckwQUzrqHjMHOQynlcrEwgI8
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.165, 172.67.180.238
IPv6 hints2606:4700:3034::ac43:b4ee, 2606:4700:3036::6815:3ba5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOAarmfazh.ns.cloudflare.comdns@cloudflare.com serial=2411361239

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1788332545

Same first word

stackmail.si
stackmail.online
stackmail.org
stackmail.co.uk
stackmail.io
stackmail.de
stackmail.in
stackmail.sbs
stackmail.com

Similar names

mailstack.org
taskclaim.xyz
claimtask.com
mailstack.com
mailstack.ph
mailstack.ie
aimlstack.xyz
stacklima.com
mailstack.live
mailstack.tech
mailstack.my.id
mailstack.net
mailstack.dev
liamstack.blogspot.com
mailstack.online
casaklimt.synology.me
mailstack.com.lk
scaliamkt.com
milastack.click
mailstack.xyz
mailstack.info
mailstack.in
liamstack.blogspot.co.uk
liamstack.blogspot.fr

Previous names

stackjobs.io
stackjudge.io
stackk.io
stackla.io
stacklabs.io
stacklattice.io
stackled.io
stackler.io
stackless.io
stacklet.io
stacklette.io
stacklift.io
stacklit.io
stacklocal.io
stackloft.io
stacklogger.io
stacklogic.io
stackloop.io
stacklr.io
stacklyai.io

Next names

stackmap.io
stackmark.io
stackmarket.io
stackmaster.io
stackmcp.io
stackmedia.io
stackmeet.io
stackmentor.io
stackmind.io
stackmodo.io
stackmonk.io
stackmotion.io
stacknative.io
stacknex.io
stacknexus.io
stacknode.io
stacknow.io
stacko.io
stackoasis.io
stackocean.io

DNS History

7 records (7 active, 0 former)

NSarmfazh.ns.cloudflare.comraina.ns.cloudflare.comMXsmtp.google.comA104.21.59.165172.67.180.2382606:4700:3034::ac43:b4ee2606:4700:3036::6815:3ba5
●NSarmfazh.ns.cloudflare.com2026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26
●NSraina.ns.cloudflare.com2026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26
●MXsmtp.google.com2026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26
●A104.21.59.1652026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26
●A172.67.180.2382026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26
●A2606:4700:3034::ac43:b4ee2026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26
●A2606:4700:3036::6815:3ba52026-08-30 → 2026-09-02 · 2 obs
● 2026-08-30 15:59:22
● 2026-09-02 07:35:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
stackmail.ioarmfazh.ns.cloudflare.com, raina.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.241

NS records: armfazh.ns.cloudflare.com, raina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackmail.io (unsigned zone)

⏱️ Timing

Total: 632ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.59.165, 172.67.180.238
AAAA22606:4700:3036::6815:3ba5, 2606:4700:3034::ac43:b4ee
NS2armfazh.ns.cloudflare.com, raina.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT1google-site-verification=_RIKt7HepGE4Hyt
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1armfazh.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

stackmail.io resolves to four IP addresses: 104.21.59.165, 172.67.180.238, 2606:4700:3034::ac43:b4ee and 2606:4700:3036::6815:3ba5.

Among the host names that share IP numbers with stackmail.io are wordperfect.org, sso.agarwood-pg.com, lomj8tira.com and two others.

Name Servers

stackmail.io is served by two delegated name servers, armfazh.ns.cloudflare.com and raina.ns.cloudflare.com.

stackmail.io has the same name server delegation as a number of other domains, such as msuhaimister.workers.dev, nyusi.click, monorepo-52e.pages.dev and two more.

stackmail.io partially shares its NS delegation with several other domains, including refreshashenwolf.shop, wardenbot.pages.dev, na7897.com and two others.

These name servers are regularly seen alongside fred.ns.cloudflare.com and gerald.ns.cloudflare.com as name servers.

Host names resolving to 6 IP numbers:

armfazh.ns.cloudflare.com carries IP addresses 108.162.195.104, 162.159.44.104 and 172.64.35.104, with 3 other addresses beyond those.

raina.ns.cloudflare.com carries IP addresses 108.162.194.241, 162.159.38.241 and 172.64.34.241, with 3 other addresses beyond those.

Mail Servers

stackmail.io routes its mail through a single mail server, smtp.google.com.

stackmail.io has the same mail server arrangement as a number of other domains, for example sendadvertisinggrowth.co, administraction.fr, celebritiesph.com and two more.

stackmail.io shares at least some of its mail servers with other domains — for example casheasy.co, mysoulution.at, dwellaproperties.com and two more.

smtp.google.com directs to 9 IP numbers, including 142.251.167.26, 142.251.167.27 and 192.178.218.27, along with 6 other.