postack.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

postack.dev

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:ca8🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:98d1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.12.168Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.152.209🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelinore.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a99🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelinore.ns.cloudflare.com
A2803:f800:50::6ca2:c099🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelinore.ns.cloudflare.com
A2a06:98c1:50::ac40:2099🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelinore.ns.cloudflare.com
A108.162.192.153🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelinore.ns.cloudflare.com
A172.64.32.153🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelinore.ns.cloudflare.com
A173.245.58.153🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelinore.ns.cloudflare.com
NSezra.ns.cloudflare.com
A2606:4700:58::a29f:2c0f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A2803:f800:50::6ca2:c30f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRezra.ns.cloudflare.com
A2a06:98c1:50::ac40:230f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRezra.ns.cloudflare.com
A108.162.195.15🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A162.159.44.15Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A172.64.35.15🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.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(60)
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(73)
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
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.12.168, 172.67.152.209
IPv6 hints2606:4700:3033::6815:ca8, 2606:4700:3037::ac43:98d1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=7, name=cloudflare-ech.com
SOAelinore.ns.cloudflare.comdns@cloudflare.com serial=2413766056

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

postack.com
postack.dev
postack.pages.dev
postack.io

Similar names

opstack.info
stockap.com.br
kacstop.pl
opstack.workers.dev
tackpos.com
kostcpa.com
opstack.com.br
stockpa.love
stackop.com
opstack.org
okcapts.com
stockap.com
spotack.com
ackpots.com
cpatkos.workers.dev
pkcasto.com.ph
stockpa.com
topcask.com
cpskota.edu.in
apstock.com
kopcast.com
sackpot.com
kostapc.net.ru
socktap.com
opstack.ai
pastock.com
katopcs.org
tosakpc.net
ostpack.de
opstack.pro
pakscot.org
opstack.com
pockats.com
opstack.de
asktopc.blogspot.com
opstack.co
tackops.com
coastkp.info
spotkac.com
satcopk.com
ostpack.com
opstack.ca
opstack.us
apkcost.co
ostpack.ru
satkopc.es
opstack.app
pastock.pages.dev
capstok.nl
stockap.love
stopack.com
opstack.io
opstack.co.uk
taskcop.com
opstack.com.au

Previous names

poss.dev
possa.dev
possibleworlds.dev
possistemi.dev
possm.dev
possqueen.dev
possumhollow.dev
possumus.dev
possumx.dev
post-binary.dev
post-code.dev
post-deterministic.dev
post-dwro.dev
post-flow.dev
post-in.dev
post-mortem.dev
post-office.dev
post-tools.dev
post.dev
posta.dev

Next names

postagi.dev
postai.dev
postal.dev
postalis.dev
postalstore.dev
postandcourier.dev
postany.dev
postara.dev
postba.dev
postbag.dev
postbank.dev
postbase.dev
postbinary.dev
postblink.dev
postblitz.dev
postboard.dev
postbode.dev
postbote.dev

DNS History

9 records (9 active, 0 former)

NSelinore.ns.cloudflare.comezra.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.12.168172.67.152.2092606:4700:3033::6815:ca82606:4700:3037::ac43:98d1
●NSelinore.ns.cloudflare.com2026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●NSezra.ns.cloudflare.com2026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●MXroute1.mx.cloudflare.net2026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●MXroute2.mx.cloudflare.net2026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●MXroute3.mx.cloudflare.net2026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●A104.21.12.1682026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●A172.67.152.2092026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●A2606:4700:3033::6815:ca82026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42
●A2606:4700:3037::ac43:98d12026-09-02 → 2026-09-08 · 2 obs
● 2026-09-02 12:35:24
● 2026-09-08 01:40:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
postack.develinore.ns.cloudflare.com, ezra.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.153

NS records: elinore.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postack.dev (unsigned zone)

⏱️ Timing

Total: 838ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.12.168, 172.67.152.209
AAAA22606:4700:3037::ac43:98d1, 2606:4700:3033::6815:ca8
NS2elinore.ns.cloudflare.com, ezra.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 11), route1.mx.cloudflare.net (pri: 60)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elinore.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

postack.dev directs to four IP numbers, which are 104.21.12.168, 172.67.152.209, 2606:4700:3033::6815:ca8 and 2606:4700:3037::ac43:98d1.

lessonhiveapp.com, northera.ai, xm-tx.com and two other host names share IP numbers with postack.dev.

Name Servers

postack.dev is served by two delegated name servers, elinore.ns.cloudflare.com and ezra.ns.cloudflare.com.

postack.dev uses the same name servers as several other domains — among them seeker.email, tamikavaneysueaz.pages.dev, yachting-revue.cz and two more.

There is at least partial name server overlap between postack.dev and other domains — worldfreeuindin.workers.dev, 828bet.pages.dev, velorcias.org and two more among them.

These name servers tend to appear in combination with the name servers daniella.ns.cloudflare.com, maxine.ns.cloudflare.com, suzanne.ns.cloudflare.com and terin.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

elinore.ns.cloudflare.com carries IP addresses 108.162.192.153, 172.64.32.153 and 173.245.58.153, with 3 other addresses beyond those.

ezra.ns.cloudflare.com carries IP addresses 108.162.195.15, 162.159.44.15 and 172.64.35.15, with 3 other addresses beyond those.

Mail Servers

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

postack.dev has at least partial mail server overlap with other domains such as mattcho.net, theplannerprodigy.com, mariauzun.com 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.