corebuilt.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

corebuilt.dev

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:23f7🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b5c1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.35.247Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.193🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlauryn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2616🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlauryn.ns.cloudflare.com
A2803:f800:50::6ca2:c216🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlauryn.ns.cloudflare.com
A2a06:98c1:50::ac40:2216🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlauryn.ns.cloudflare.com
A108.162.194.22🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlauryn.ns.cloudflare.com
A162.159.38.22Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlauryn.ns.cloudflare.com
A172.64.34.22🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlauryn.ns.cloudflare.com
NSosmar.ns.cloudflare.com
A2606:4700:58::a29f:2c7c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRosmar.ns.cloudflare.com
A2803:f800:50::6ca2:c37c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRosmar.ns.cloudflare.com
A2a06:98c1:50::ac40:237c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRosmar.ns.cloudflare.com
A108.162.195.124🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRosmar.ns.cloudflare.com
A162.159.44.124Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRosmar.ns.cloudflare.com
A172.64.35.124🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRosmar.ns.cloudflare.com
MXmx1.spacemail.com ⭐
A162.255.118.30🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTRmx1.spacemail.com
MXmx2.spacemail.com ⭐
A162.255.118.31🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTRmx2.spacemail.com
TXT8ca65270-335c-4e3a-96a8-2e5165ab6ce2
TXTgoogle-site-verification=s7weSxinxgjbIqSeRF7zVB-Nk3mJ-Wn-kCMp62pHWuE
TXTv=spf1 include:spf.spacemail.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.35.247, 172.67.181.193
IPv6 hints2606:4700:3037::6815:23f7, 2606:4700:3037::ac43:b5c1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com
SOAlauryn.ns.cloudflare.comdns@cloudflare.com serial=2413178967

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

corebuilt.net
corebuilt.dev
corebuilt.biz
corebuilt.online
corebuilt.ca
corebuilt.info
corebuilt.app
corebuilt.co
corebuilt.com
corebuilt.ph
corebuilt.de
corebuilt.homes
corebuilt.au

Similar names

tricoblue.com
builtcore.ca
cleirbout.be
builtcore.us
creobuilt.com
recobuilt.com
blu(0x65726f746963).de
builtcore.net
rulebotic.com
builtcore.org
builtcore.de
builtcore.biz
rebuiltco.com.au
cloutribe.com
builtcore.info
rebuiltco.us
builtcore.com
ritoclube.com
(0x65726f746963)lub.ph
biurotelc.pl
(0x65726f746963)lub.com
clueorbit.com

Previous names

coreanalytics.dev
coreapp.dev
corearcade.dev
corearch.dev
coreauth.dev
coreauton.dev
coreautonos.dev
coreaxis.dev
coreband.dev
corebank.dev
corebapp.dev
coreblue.dev
coreboost.dev
corebot.dev
corebots.dev
corebox.dev
corebridge.dev
corebridgedigital.dev
corebug.dev
corebuild.dev

Next names

corebuso.dev
corechain.dev
corechat.dev
corecheck.dev
coreci.dev
corecity.dev
coreclaw.dev
corecms.dev
corecode.dev
corecodeindustries.dev
corecoder.dev
corecollective.dev
corecontrol.dev
corecp.dev
corecraft.dev
corecrm.dev
cored.dev
coredeck.dev
coredesign.dev
coredesk.dev

DNS History

8 records (8 active, 0 former)

NSlauryn.ns.cloudflare.comosmar.ns.cloudflare.comMXmx1.spacemail.commx2.spacemail.comA104.21.35.247172.67.181.1932606:4700:3037::6815:23f72606:4700:3037::ac43:b5c1
●NSlauryn.ns.cloudflare.com2026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●NSosmar.ns.cloudflare.com2026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●MXmx1.spacemail.com2026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●MXmx2.spacemail.com2026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●A104.21.35.2472026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●A172.67.181.1932026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●A2606:4700:3037::6815:23f72026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36
●A2606:4700:3037::ac43:b5c12026-08-29 → 2026-09-06 · 2 obs
● 2026-08-29 06:48:50
● 2026-09-06 18:49:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...-
corebuilt.devosmar.ns.cloudflare.com, lauryn.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.22

NS records: osmar.ns.cloudflare.com, lauryn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corebuilt.dev (unsigned zone)

⏱️ Timing

Total: 668ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.35.247, 172.67.181.193
AAAA22606:4700:3037::ac43:b5c1, 2606:4700:3037::6815:23f7
NS2lauryn.ns.cloudflare.com, osmar.ns.cloudflare.com
MX2mx1.spacemail.com (pri: 0), mx2.spacemail.com (pri: 0)
TXT38ca65270-335c-4e3a-96a8-2e5165ab6ce2, google-site-verification=s7weSxinxgjbIqS...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lauryn.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

corebuilt.dev directs to four IP numbers, which are 104.21.35.247, 172.67.181.193, 2606:4700:3037::6815:23f7 and 2606:4700:3037::ac43:b5c1.

jeffric.com, bcouch.net, hargluqaqoluvqu.info plus two other host names have IP numbers in common with corebuilt.dev.

Name Servers

corebuilt.dev is delegated to two name servers: lauryn.ns.cloudflare.com and osmar.ns.cloudflare.com.

The name server configuration of corebuilt.dev is shared with other domains, for instance gedeysw.pages.dev, showbizradio.cyou, mimeitj.pages.dev and two others.

There is at least partial name server overlap between corebuilt.dev and other domains — gmkb.bio, easyautomate.de, garyaoreillya.pages.dev and two more among them.

The name servers leia.ns.cloudflare.com, beau.ns.cloudflare.com and addyson.ns.cloudflare.com are often found in combination with these name servers.

Hosts with 6 IP addresses each:

lauryn.ns.cloudflare.com resolves to 108.162.194.22, 162.159.38.22, 172.64.34.22 and 3 other IP addresses.

osmar.ns.cloudflare.com resolves to 108.162.195.124, 162.159.44.124, 172.64.35.124 and 3 other IP addresses.

Mail Servers

corebuilt.dev uses two mail servers, mx1.spacemail.com and mx2.spacemail.com.

The mail server setup of corebuilt.dev matches that of other domains such as alriazacademy.site, nordicgraniteou.com, firsto.co and two others.

corebuilt.dev shares mail servers with at least some other domains, such as flixera.co, 7a.eu and jaquemate.world.

mx1.spacemail.com → 162.255.118.30 and mx2.spacemail.com → 162.255.118.31: one IP number per host name.