corebuilt.com - dns.ninja

`corebuilt.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5303^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:a674^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.3^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.116^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dean.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b99^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c199^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2199^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dean.ns.cloudflare.com`
		A	108.162.193.153^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	172.64.33.153^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	173.245.59.153^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
NS	`wren.ns.cloudflare.com`
		A	2606:4700:50::a29f:268d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wren.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wren.ns.cloudflare.com`
		A	108.162.194.141^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	162.159.38.141^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	172.64.34.141^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
MX	`mx1.forwardemail.net` ⭐
		A	2604:a880:2:d0::306:1^{🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean}
			PTR	`mx1.forwardemail.net`
		A	2a02:6ea0:d71e::2^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx1.forwardemail.net`
		A	121.127.44.56^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx1.forwardemail.net`
		A	138.197.213.185^{🇺🇸 DIGITALOCEAN138.197.208.0/20 DigitalOcean}
			PTR	`mx1.forwardemail.net`
MX	`mx2.forwardemail.net` ⭐
		A	2604:a880:400:d1::cd:9001^{🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	2a02:6ea0:d71e::1^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx2.forwardemail.net`
		A	104.248.224.170^{🇺🇸 DIGITALOCEAN104.248.224.0/20 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	121.127.44.59^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx2.forwardemail.net`
TXT	`atlassian-domain-verification=ijqVUL1ikrGpT5vrIjPm9HPpzFx2dWZ2PjUVALjThx92832...`
TXT	`forward-email-site-verification=1qgAYRDWJb`
TXT	`openai-domain-verification=dv-5OnAUl25HFd6BEG9qwEC5cOJ`
TXT	`v=spf1 include:spf.forwardemail.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.3, 172.67.166.116
		IPv6 hints	2606:4700:3033::6815:5303, 2606:4700:3034::ac43:a674
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=28, name=cloudflare-ech.com
SOA	`dean.ns.cloudflare.com`dns@cloudflare.com serial=2409513029

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785674362

WOT: SAFE (92/100)

Same first word

corebuilt.com

corebuilt.net

corebuilt.biz

corebuilt.co

Similar names

creobuilt.com

recobuilt.com

blu(0x65726f746963).de

builtcore.net

builtcore.org

builtcore.biz

builtcore.com

(0x65726f746963)lub.com

tricoblue.com

cleirbout.be

builtcore.us

DNS History

20 records (8 active, 12 former)

○NScris.ns.cloudflare.com2026-02-18 → 2026-02-18 · 4 obs

○ 2016-10-01 22:06:56
● 2026-02-18 16:34:30
○ 2026-07-21 01:09:04
○ 2026-08-02 13:06:00

●NSdean.ns.cloudflare.com2026-07-21 → 2026-08-02 · 3 obs

○ 2026-02-18 16:34:30
● 2026-07-21 01:09:04
● 2026-08-02 13:06:00

○NSdns010.d.register.com2015-05-13 → 2016-10-01 · 4 obs

● 2015-05-13 21:09:24
● 2016-10-01 22:06:56
○ 2026-02-18 16:34:30
○ 2026-08-02 13:06:00

○NSdns036.c.register.com2015-05-13 → 2016-10-01 · 4 obs

● 2015-05-13 21:09:24
● 2016-10-01 22:06:56
○ 2026-02-18 16:34:30
○ 2026-08-02 13:06:00

○NSdns042.b.register.com2015-05-13 → 2016-10-01 · 4 obs

● 2015-05-13 21:09:24
● 2016-10-01 22:06:56
○ 2026-02-18 16:34:30
○ 2026-08-02 13:06:00

○NSdns127.a.register.com2015-05-13 → 2016-10-01 · 4 obs

● 2015-05-13 21:09:24
● 2016-10-01 22:06:56
○ 2026-02-18 16:34:30
○ 2026-08-02 13:06:00

○NSmallory.ns.cloudflare.com2026-02-18 → 2026-02-18 · 4 obs

○ 2016-10-01 22:06:56
● 2026-02-18 16:34:30
○ 2026-07-21 01:09:04
○ 2026-08-02 13:06:00

●NSwren.ns.cloudflare.com2026-07-21 → 2026-08-02 · 3 obs

○ 2026-02-18 16:34:30
● 2026-07-21 01:09:04
● 2026-08-02 13:06:00

○MXmx.corebuilt.com2015-05-13 → 2016-10-01 · 4 obs

● 2015-05-13 21:09:24
● 2016-10-01 22:06:56
○ 2026-02-18 16:34:30
○ 2026-08-02 13:06:00

●MXmx1.forwardemail.net2026-02-18 → 2026-08-02 · 3 obs

○ 2016-10-01 22:06:56
● 2026-02-18 16:34:30
● 2026-08-02 13:06:00

●MXmx2.forwardemail.net2026-02-18 → 2026-08-02 · 3 obs

○ 2016-10-01 22:06:56
● 2026-02-18 16:34:30
● 2026-08-02 13:06:00

○A104.21.21.2262026-02-18 → 2026-02-18 · 3 obs

● 2026-02-18 16:34:30
○ 2026-07-21 01:09:04
○ 2026-08-02 13:06:00

●A104.21.83.32026-07-21 → 2026-08-02 · 3 obs

○ 2026-07-02 07:23:28
● 2026-07-21 01:09:04
● 2026-08-02 13:06:00

●A172.67.166.1162026-07-21 → 2026-08-02 · 3 obs

○ 2026-07-02 07:23:28
● 2026-07-21 01:09:04
● 2026-08-02 13:06:00

○A172.67.200.2382026-02-18 → 2026-02-18 · 3 obs

● 2026-02-18 16:34:30
○ 2026-07-21 01:09:04
○ 2026-08-02 13:06:00

○A2606:4700:3030::6815:15e22026-02-18 → 2026-02-18 · 3 obs

● 2026-02-18 16:34:30
○ 2026-07-21 01:09:04
○ 2026-08-02 13:06:00

○A2606:4700:3030::ac43:c8ee2026-07-02 → 2026-07-02 · 4 obs

○ 2026-06-06 07:21:00
● 2026-07-02 07:23:28
○ 2026-07-21 01:09:04
○ 2026-08-02 13:06:00

●A2606:4700:3033::6815:53032026-07-21 → 2026-08-02 · 3 obs

○ 2026-07-02 07:23:28
● 2026-07-21 01:09:04
● 2026-08-02 13:06:00

●A2606:4700:3034::ac43:a6742026-07-21 → 2026-08-02 · 3 obs

○ 2026-07-02 07:23:28
● 2026-07-21 01:09:04
● 2026-08-02 13:06:00

○A2606:4700:3036::ac43:c8ee2026-02-18 → 2026-06-06 · 4 obs

● 2026-02-18 16:34:30
● 2026-06-06 07:21:00
○ 2026-07-02 07:23:28
○ 2026-08-02 13:06:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
corebuilt.com	dean.ns.cloudflare.com, wren.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.153

NS records: dean.ns.cloudflare.com, wren.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corebuilt.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.116, 104.21.83.3`
AAAA	2	`2606:4700:3034::ac43:a674, 2606:4700:3033::6815:5303`
NS	2	`dean.ns.cloudflare.com, wren.ns.cloudflare.com`
MX	2	`mx1.forwardemail.net (pri: 10), mx2.forwardemail.net (pri: 10)`
TXT	4	`atlassian-domain-verification=ijqVUL1ikr, forward-email-site-verification=1qgAYRDW...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dean.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dean.ns.cloudflare.com, dean.ns.cloudflare.com, dean.ns.cloudflare.com...)

Analysis

IP Addresses

corebuilt.com resolves to four IP addresses: 104.21.83.3, 172.67.166.116, 2606:4700:3033::6815:5303 and 2606:4700:3034::ac43:a674.

www.payless-liquors.com, www.regalos-inolvidables.com, aniskisoftware.com plus two other host names have IP numbers in common with corebuilt.com.

Name Servers

DNS delegation for corebuilt.com points to two name servers: dean.ns.cloudflare.com and wren.ns.cloudflare.com.

The name server configuration of corebuilt.com is shared with other domains, for instance ycsit.cn, hstb.co.uk, theoryware.org and two others.

corebuilt.com partially shares its NS delegation with several other domains, including jasonkhoo.net, four-seasons.com.tr, voodoodesigns.net and two others.

These name servers are regularly seen alongside diva.ns.cloudflare.com and cleo.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

dean.ns.cloudflare.com has IP addresses 108.162.193.153, 172.64.33.153 and 173.245.59.153, plus 3 other.

wren.ns.cloudflare.com has IP addresses 108.162.194.141, 162.159.38.141 and 172.64.34.141, plus 3 other.

Mail Servers

corebuilt.com uses two mail servers, mx1.forwardemail.net and mx2.forwardemail.net.

The mail server setup of corebuilt.com matches that of other domains such as coindrop.to, www.ijsvereniging.nl, itprojekt.ee and two others.

At least some of the mail servers used by corebuilt.com are shared with other domains: hotelinnicaragua.org, surefile.com, vampire-wars.com and two others among them.

Both mx1.forwardemail.net and mx2.forwardemail.net resolve to four IP addresses: mx1.forwardemail.net directs to 121.127.44.56, 138.197.213.185, 2604:a880:2:d0::306:1 and 2a02:6ea0:d71e::2, and mx2.forwardemail.net directs to 104.248.224.170, 121.127.44.59, 2604:a880:400:d1::cd:9001 and 2a02:6ea0:d71e::1.