checkapp.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

checkapp.dev

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:cadd🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:34bd🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.52.189Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.202.221🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSirma.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3aa6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
A2803:f800:50::6ca2:c0a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRirma.ns.cloudflare.com
A2a06:98c1:50::ac40:20a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRirma.ns.cloudflare.com
A108.162.192.166🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
A172.64.32.166🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
A173.245.58.166🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirma.ns.cloudflare.com
NSvin.ns.cloudflare.com
A2606:4700:58::adf5:3bf5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
A2803:f800:50::6ca2:c1f5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvin.ns.cloudflare.com
A2a06:98c1:50::ac40:21f5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvin.ns.cloudflare.com
A108.162.193.245🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
A172.64.33.245🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
A173.245.59.245🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.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(44)
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(48)
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
TXTgoogle-site-verification=jy(0x785858)bCOOG-5znBXBQomNYGkWUyNl99Bd_ccvfW-NqM
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.52.189, 172.67.202.221
IPv6 hints2606:4700:3036::ac43:cadd, 2606:4700:3037::6815:34bd
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=64, name=cloudflare-ech.com
SOAirma.ns.cloudflare.comdns@cloudflare.com serial=2415158236

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

checkapp.cl
checkapp.ca
checkapp.bond
checkapp.cc
checkapp.net.br
checkapp.eu
checkapp.com.br
checkapp.com
checkapp.com.ph
checkapp.one
checkapp.pro
checkapp.in
checkapp.com.mx
checkapp.co
checkapp.fi
checkapp.dev
checkapp.app
checkapp.clinic
checkapp.net
checkapp.kz
checkapp.rent
checkapp.es
checkapp.health
checkapp.site
checkapp.pages.dev
checkapp.it
checkapp.xyz
checkapp.top
checkapp.shop
checkapp.de
checkapp.gr
checkapp.ci
checkapp.click
checkapp.info
checkapp.uk
checkapp.io
checkapp.life
checkapp.me
checkapp.asia
checkapp.se
checkapp.ph
checkapp.org
checkapp.us
checkapp.com.tr
checkapp.ru
checkapp.icu

Similar names

chappeck.info
appcheck.org
appcheck.app
appcheck.pro
appcheck.de
appcheck.dev
appcheck.co
appcheck.icu
papcheck.com
appcheck.uz
appcheck.com.br
appcheck.com
appcheck.hateblo.jp
appcheck.it
appcheck.in
appcheck.net
appcheck.co.uk
chekcapp.net
appcheck.uk
appcheck.ca
appcheck.jp
appcheck.azurewebsites.net
appcheck.workers.dev
appcheck.vip
appcheck.com.au
appcheck.live
appcheck.shop
appcheck.ru
appcheck.ai
appcheck.us
appcheck.eu

Previous names

checa.dev
checco.dev
cheche.dev
chechen.dev
chechenlanguage.dev
chechu.dev
checinski.dev
check-info.dev
check-point.dev
check-site.dev
check-spelling.dev
check24.dev
check2check.dev
check2go.dev
checkable.dev
checkademic.dev
checkadmin.dev
checkai.dev
checkality.dev
checkan.dev

Next names

checkatrade.dev
checkb.dev
checkback.dev
checkbase.dev
checkbin.dev
checkbook.dev
checkbooks.dev
checkboxes.dev
checkboxfactory.dev
checkbyssh.dev
checkcheckcheck.dev
checkcherry.dev
checkcode.dev
checkcomm.dev
checkcrypto.dev
checkd.dev
checkdev.dev
checkdom.dev
checkdomain.dev
checkdrop.dev

DNS History

9 records (9 active, 0 former)

NSirma.ns.cloudflare.comvin.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.52.189172.67.202.2212606:4700:3036::ac43:cadd2606:4700:3037::6815:34bd
●NSirma.ns.cloudflare.com2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●NSvin.ns.cloudflare.com2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●MXroute1.mx.cloudflare.net2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●MXroute2.mx.cloudflare.net2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●MXroute3.mx.cloudflare.net2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●A104.21.52.1892026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●A172.67.202.2212026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●A2606:4700:3036::ac43:cadd2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12
●A2606:4700:3037::6815:34bd2026-09-15 → 2026-10-09 · 2 obs
● 2026-09-15 13:32:00
● 2026-10-09 03:36:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
checkapp.devvin.ns.cloudflare.com, irma.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.166

NS records: vin.ns.cloudflare.com, irma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkapp.dev (unsigned zone)

⏱️ Timing

Total: 1039ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.202.221, 104.21.52.189
AAAA22606:4700:3036::ac43:cadd, 2606:4700:3037::6815:34bd
NS2irma.ns.cloudflare.com, vin.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 37), route1.mx.cloudflare.net (pri: 44)...
TXT2google-site-verification=jy(0x785858)bCOOG-5znB, v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1irma.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

checkapp.dev resolves to four IP addresses: 104.21.52.189, 172.67.202.221, 2606:4700:3036::ac43:cadd and 2606:4700:3037::6815:34bd.

Additional host names — soicauxoso.top, mobilabuzau.ro, ahuulaf.space and two others — share IP numbers with checkapp.dev.

Name Servers

DNS delegation for checkapp.dev points to two name servers: irma.ns.cloudflare.com and vin.ns.cloudflare.com.

checkapp.dev shares its name server setup with other domains, including cft-0b0962c4.workers.dev, birdiebrae.co.uk, black-brook-03fe.workers.dev and two others.

checkapp.dev partially shares its NS delegation with several other domains, including greatlakesweimrescue.com, ft-c13fe278c1.pages.dev, ecoflags.com.br and two others.

These name servers regularly co-occur with the name servers amit.ns.cloudflare.com, luciane.ns.cloudflare.com and coco.ns.cloudflare.com.

Host names with 6 IP numbers:

irma.ns.cloudflare.com has IP addresses 108.162.192.166, 172.64.32.166 and 173.245.58.166, plus 3 other.

vin.ns.cloudflare.com has IP addresses 108.162.193.245, 172.64.33.245 and 173.245.59.245, plus 3 other.

Mail Servers

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

checkapp.dev shares mail servers — at least in part — with other domains, including conariconfeitaria.com.br, grcloutraki.gr, electric-club.net and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.