`builcore.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9635^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:1e11^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.17^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.53^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gordon.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3baa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gordon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gordon.ns.cloudflare.com`
		A	108.162.193.170^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	172.64.33.170^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	173.245.59.170^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
NS	`jasmine.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aaa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasmine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jasmine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jasmine.ns.cloudflare.com`
		A	108.162.192.170^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasmine.ns.cloudflare.com`
		A	172.64.32.170^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasmine.ns.cloudflare.com`
		A	173.245.58.170^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasmine.ns.cloudflare.com`
MX	`d316202a.ess.barracudanetworks.com` ⭐
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
MX	`d316202b.ess.barracudanetworks.com`⁽²⁰⁾
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
TXT	`google-site-verification=H2RYlCjnzylXnxlvldbJ1jmtFWKAvUR8nQJG1O4B3zw`
TXT	`intacct-esk=101EAB5623250841E06399068D0A78A6`
TXT	`v=spf1 include:_spf.google.com include:spf.ess.barracudanetworks.com include:...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.17, 172.67.150.53
		IPv6 hints	2606:4700:3030::ac43:9635, 2606:4700:3036::6815:1e11
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=217, name=cloudflare-ech.com
SOA	`gordon.ns.cloudflare.com`dns@cloudflare.com serial=2408734005

`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=1786544379

Same first word

builcore.com

Similar names

ricoblue.com

urbelico.com.br

bouclier.be

elbricou.com

bouclier.de

euroblic.com

courbeil.com

bouclier.net

liberocu.com

bouclier.fr

orbicule.com

rebulico.com

cluberio.com

DNS History

18 records (8 active, 10 former)

●NSgordon.ns.cloudflare.com2021-03-20 → 2026-08-12 · 3 obs

○ 2016-12-29 08:49:56
● 2021-03-20 05:14:02
● 2026-08-12 14:39:48

●NSjasmine.ns.cloudflare.com2021-03-20 → 2026-08-12 · 3 obs

○ 2016-12-29 08:49:56
● 2021-03-20 05:14:02
● 2026-08-12 14:39:48

○NSns717.websitewelcome.com2015-06-10 → 2016-12-29 · 4 obs

● 2015-06-10 03:44:22
● 2016-12-29 08:49:56
○ 2021-03-20 05:14:02
○ 2026-08-12 14:39:48

○NSns718.websitewelcome.com2015-06-10 → 2016-12-29 · 4 obs

● 2015-06-10 03:44:22
● 2016-12-29 08:49:56
○ 2021-03-20 05:14:02
○ 2026-08-12 14:39:48

○MXalt1.aspmx.l.google.com2015-06-10 → 2021-03-30 · 4 obs

● 2015-06-10 03:44:22
● 2021-03-30 19:09:32
○ 2026-02-15 07:12:20
○ 2026-08-12 14:39:48

○MXalt2.aspmx.l.google.com2015-06-10 → 2021-03-30 · 4 obs

● 2015-06-10 03:44:22
● 2021-03-30 19:09:32
○ 2026-02-15 07:12:20
○ 2026-08-12 14:39:48

○MXalt3.aspmx.l.google.com2015-06-10 → 2021-03-30 · 4 obs

● 2015-06-10 03:44:22
● 2021-03-30 19:09:32
○ 2026-02-15 07:12:20
○ 2026-08-12 14:39:48

○MXalt4.aspmx.l.google.com2015-06-10 → 2021-03-30 · 4 obs

● 2015-06-10 03:44:22
● 2021-03-30 19:09:32
○ 2026-02-15 07:12:20
○ 2026-08-12 14:39:48

○MXaspmx.l.google.com2015-06-10 → 2021-03-30 · 4 obs

● 2015-06-10 03:44:22
● 2021-03-30 19:09:32
○ 2026-02-15 07:12:20
○ 2026-08-12 14:39:48

●MXd316202a.ess.barracudanetworks.com2026-02-15 → 2026-08-12 · 3 obs

○ 2021-03-30 19:09:32
● 2026-02-15 07:12:20
● 2026-08-12 14:39:48

●MXd316202b.ess.barracudanetworks.com2026-02-15 → 2026-08-12 · 3 obs

○ 2021-03-30 19:09:32
● 2026-02-15 07:12:20
● 2026-08-12 14:39:48

●A104.21.30.172021-03-20 → 2026-08-12 · 3 obs

○ 2016-12-29 08:49:56
● 2021-03-20 05:14:02
● 2026-08-12 14:39:48

●A172.67.150.532021-03-20 → 2026-08-12 · 3 obs

○ 2016-12-29 08:49:56
● 2021-03-20 05:14:02
● 2026-08-12 14:39:48

○A192.185.193.402015-06-10 → 2016-12-29 · 4 obs

● 2015-06-10 03:44:22
● 2016-12-29 08:49:56
○ 2021-03-20 05:14:02
○ 2026-08-12 14:39:48

●A2606:4700:3030::ac43:96352026-07-14 → 2026-08-12 · 3 obs

○ 2026-06-15 11:53:18
● 2026-07-14 05:16:58
● 2026-08-12 14:39:48

○A2606:4700:3031::6815:1e112021-03-20 → 2026-06-15 · 5 obs

○ 2016-12-29 08:49:56
● 2021-03-20 05:14:02
● 2026-06-15 11:53:18
○ 2026-07-14 05:16:58
○ 2026-08-12 14:39:48

○A2606:4700:3031::ac43:96352021-03-20 → 2026-06-15 · 5 obs

○ 2016-12-29 08:49:56
● 2021-03-20 05:14:02
● 2026-06-15 11:53:18
○ 2026-07-14 05:16:58
○ 2026-08-12 14:39:48

●A2606:4700:3036::6815:1e112026-07-14 → 2026-08-12 · 3 obs

○ 2026-06-15 11:53:18
● 2026-07-14 05:16:58
● 2026-08-12 14:39:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
builcore.com	gordon.ns.cloudflare.com, jasmine.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.170

NS records: gordon.ns.cloudflare.com, jasmine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for builcore.com (unsigned zone)

⏱️ Timing

Total: 171ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.150.53, 104.21.30.17`
AAAA	2	`2606:4700:3036::6815:1e11, 2606:4700:3030::ac43:9635`
NS	2	`gordon.ns.cloudflare.com, jasmine.ns.cloudflare.com`
MX	2	`d316202a.ess.barracudanetworks.com (pri:, d316202b.ess.barracudanetworks.com (pri:`
TXT	3	`google-site-verification=H2RYlCjnzylXnxl, intacct-esk=101EAB5623250841E06399068D0A...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gordon.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

builcore.com points to the four IP addresses 104.21.30.17, 172.67.150.53, 2606:4700:3030::ac43:9635 and 2606:4700:3036::6815:1e11.

Two other host names, along with pasttenses.com, www.sxmglobal.com and koolcrap.com, also share IP numbers with builcore.com.

Name Servers

Two name servers handle the delegation for builcore.com: gordon.ns.cloudflare.com and jasmine.ns.cloudflare.com.

builcore.com shares its NS records with other domains, for example lighthouseonline.com, stackward.com, inshop.com.ua and two others.

The name servers of builcore.com overlap at least partially with those of other domains — among them maxwin88famous.website, market-vikna.com.ua, dachengs.cn and two more.

The name servers aspen.ns.cloudflare.com, miles.ns.cloudflare.com and nola.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

gordon.ns.cloudflare.com resolves to 108.162.193.170, 172.64.33.170 and 173.245.59.170 among others, with 3 other IP addresses in total.

jasmine.ns.cloudflare.com resolves to 108.162.192.170, 172.64.32.170 and 173.245.58.170 among others, with 3 other IP addresses in total.

Mail Servers

builcore.com is served by two mail servers, d316202a.ess.barracudanetworks.com and d316202b.ess.barracudanetworks.com.

d316202a.ess.barracudanetworks.com and d316202b.ess.barracudanetworks.com both direct to 209.222.82.252, 209.222.82.253 and 209.222.82.255, all three IP addresses being shared between the two hosts.

d316202a.ess.barracudanetworks.com along with d316202b.ess.barracudanetworks.com each resolve to 209.222.82.252 IP addresses.

d316202a.ess.barracudanetworks.com along with d316202b.ess.barracudanetworks.com each resolve to 209.222.82.253 IP addresses.

d316202a.ess.barracudanetworks.com along with d316202b.ess.barracudanetworks.com each resolve to 209.222.82.255 IP addresses.

builcore.com - robtex.com

builcore.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`builcore.com`

`com`