`build4uinc.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1df5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:9604^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.245^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.150.4^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`beau.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b49^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c149^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`beau.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2149^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`beau.ns.cloudflare.com`
		A	108.162.193.73^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	172.64.33.73^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
		A	173.245.59.73^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beau.ns.cloudflare.com`
NS	`zita.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zita.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zita.ns.cloudflare.com`
		A	108.162.192.243^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
		A	172.64.32.243^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
		A	173.245.58.243^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zita.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽²⁰⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁸⁶⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`google-site-verification=gkvpCjV94IlQPtymEbIEXnU0fHTzW0aXnaNwhgQj_mM`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.245, 172.67.150.4
		IPv6 hints	2606:4700:3031::6815:1df5, 2606:4700:3031::ac43:9604
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOA	`beau.ns.cloudflare.com`dns@cloudflare.com serial=2403609270

`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=1778584996

Same first word

build4uinc.com

DNS History

25 records (9 active, 16 former)

●NSbeau.ns.cloudflare.com2020-01-16 → 2026-05-12 · 3 obs

○ 2017-03-13 04:44:12
● 2020-01-16 17:04:50
● 2026-05-12 11:46:06

○NSns51.1and1.com2015-08-09 → 2017-03-13 · 4 obs

● 2015-08-09 07:04:52
● 2017-03-13 04:44:12
○ 2020-01-16 17:04:50
○ 2026-05-12 11:46:06

○NSns52.1and1.com2015-08-09 → 2017-03-13 · 4 obs

● 2015-08-09 07:04:52
● 2017-03-13 04:44:12
○ 2020-01-16 17:04:50
○ 2026-05-12 11:46:06

●NSzita.ns.cloudflare.com2020-01-16 → 2026-05-12 · 3 obs

○ 2017-03-13 04:44:12
● 2020-01-16 17:04:50
● 2026-05-12 11:46:06

○MXmx00.1and1.com2015-08-09 → 2017-03-13 · 4 obs

● 2015-08-09 07:04:52
● 2017-03-13 04:44:12
○ 2020-01-16 17:04:50
○ 2026-05-12 11:46:06

○MXmx01.1and1.com2015-08-09 → 2017-03-13 · 4 obs

● 2015-08-09 07:04:52
● 2017-03-13 04:44:12
○ 2020-01-16 17:04:50
○ 2026-05-12 11:46:06

●MXroute1.mx.cloudflare.net2026-03-21 → 2026-05-12 · 3 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-05-12 11:46:06

●MXroute2.mx.cloudflare.net2026-03-21 → 2026-05-12 · 3 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-05-12 11:46:06

●MXroute3.mx.cloudflare.net2026-03-21 → 2026-05-12 · 3 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-05-12 11:46:06

●A104.21.29.2452026-03-21 → 2026-05-12 · 6 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-03-22 11:13:32
○ 2026-04-24 08:28:16
● 2026-04-24 15:57:46
● 2026-05-12 11:46:06

○A104.28.26.1742020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-13 04:44:12
● 2020-01-16 17:04:50
○ 2026-03-21 00:47:00
○ 2026-05-12 11:46:06

○A104.28.27.1742020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-13 04:44:12
● 2020-01-16 17:04:50
○ 2026-03-21 00:47:00
○ 2026-05-12 11:46:06

●A172.67.150.42026-03-21 → 2026-05-12 · 6 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-03-22 11:13:32
○ 2026-04-24 08:28:16
● 2026-04-24 15:57:46
● 2026-05-12 11:46:06

○A188.114.96.02026-04-24 → 2026-04-24 · 4 obs

○ 2026-03-22 11:13:32
● 2026-04-24 08:28:16
○ 2026-04-24 15:57:46
○ 2026-05-12 11:46:06

○A188.114.97.02026-04-24 → 2026-04-24 · 4 obs

○ 2026-03-22 11:13:32
● 2026-04-24 08:28:16
○ 2026-04-24 15:57:46
○ 2026-05-12 11:46:06

○A192.195.77.1862016-07-01 → 2017-03-13 · 5 obs

○ 2016-03-04 17:50:04
● 2016-07-01 10:55:50
● 2017-03-13 04:44:12
○ 2020-01-16 17:04:50
○ 2026-05-12 11:46:06

●A2606:4700:3031::6815:1df52026-03-21 → 2026-05-12 · 6 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-03-22 11:13:32
○ 2026-04-24 08:28:16
● 2026-04-24 15:57:46
● 2026-05-12 11:46:06

●A2606:4700:3031::ac43:96042026-03-21 → 2026-05-12 · 6 obs

○ 2020-01-16 17:04:50
● 2026-03-21 00:47:00
● 2026-03-22 11:13:32
○ 2026-04-24 08:28:16
● 2026-04-24 15:57:46
● 2026-05-12 11:46:06

○A2606:4700:3034::681c:1bae2020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-13 04:44:12
● 2020-01-16 17:04:50
○ 2026-03-21 00:47:00
○ 2026-05-12 11:46:06

○A2606:4700:3037::681c:1aae2020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-13 04:44:12
● 2020-01-16 17:04:50
○ 2026-03-21 00:47:00
○ 2026-05-12 11:46:06

○A2607:f1c0:1000:60b6:a32e:fc00:45ee:202016-07-01 → 2017-03-13 · 5 obs

○ 2016-03-04 17:50:04
● 2016-07-01 10:55:50
● 2017-03-13 04:44:12
○ 2020-01-16 17:04:50
○ 2026-05-12 11:46:06

○A2607:f1c0:1000:60b6:ee95:16d2:1f5e:48212015-08-09 → 2016-03-04 · 4 obs

● 2015-08-09 07:04:52
● 2016-03-04 17:50:04
○ 2016-07-01 10:55:50
○ 2026-05-12 11:46:06

○A2a06:98c1:3120::2026-04-24 → 2026-04-24 · 4 obs

○ 2026-03-22 11:13:32
● 2026-04-24 08:28:16
○ 2026-04-24 15:57:46
○ 2026-05-12 11:46:06

○A2a06:98c1:3121::2026-04-24 → 2026-04-24 · 4 obs

○ 2026-03-22 11:13:32
● 2026-04-24 08:28:16
○ 2026-04-24 15:57:46
○ 2026-05-12 11:46:06

○A74.208.91.1872015-08-09 → 2016-03-04 · 4 obs

● 2015-08-09 07:04:52
● 2016-03-04 17:50:04
○ 2016-07-01 10:55:50
○ 2026-05-12 11:46:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...	-
build4uinc.com	zita.ns.cloudflare.com, beau.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.243

NS records: zita.ns.cloudflare.com, beau.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for build4uinc.com (unsigned zone)

⏱️ Timing

Total: 282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.29.245, 172.67.150.4`
AAAA	2	`2606:4700:3031::6815:1df5, 2606:4700:3031::ac43:9604`
NS	2	`beau.ns.cloudflare.com, zita.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 15), route2.mx.cloudflare.net (pri: 20)...`
TXT	2	`google-site-verification=gkvpCjV94IlQPty, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`beau.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

build4uinc.com resolves to four IPs: 2606:4700:3031::6815:1df5, 2606:4700:3031::ac43:9604, 104.21.29.245 and 172.67.150.4.

Other host names such as sundarammutualfund.com, amiswine.com, ricostacosmoya.com, tiendacapilar.com and xianshangavzx.com share IP numbers with build4uinc.com.

Name Servers

build4uinc.com is delegated to two name servers: beau.ns.cloudflare.com and zita.ns.cloudflare.com.

build4uinc.com uses the same name server setup as other domains, including zeeshanx.com, tqfk.xyz, expreshosting.com, 520cq.net and plosoffice.com.

At least part of the name servers for build4uinc.com are shared with other domains, for instance spectreumsss-upbliblings-acticssneed.com, drleather.com, friendsofetresearch.org, detronics.com.br and xhabbo.net.

These name servers are commonly used alongside jule.ns.cloudflare.com and aida.ns.cloudflare.com.

Host names with six IP numbers:

beau.ns.cloudflare.com points to: 2606:4700:58::adf5:3b49, 2803:f800:50::6ca2:c149, 2a06:98c1:50::ac40:2149, 108.162.193.73, 172.64.33.73 and 173.245.59.73.

zita.ns.cloudflare.com points to: 2606:4700:50::adf5:3af3, 2803:f800:50::6ca2:c0f3, 2a06:98c1:50::ac40:20f3, 108.162.192.243, 172.64.32.243 and 173.245.58.243.

Mail Servers

Three mail servers handle build4uinc.com: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

build4uinc.com shares at least some mail servers with other domains, for example hkr.is, snachx.com, playworldplanet.us, nuanst.com and teknovizyon.net.

Host names with six IP numbers: route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13; route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19; route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

build4uinc.com - robtex.com

build4uinc.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`build4uinc.com`

`com`