`usconstructionhub.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:df8e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:3340^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.64^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.142^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`buck.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`buck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`buck.ns.cloudflare.com`
		A	108.162.193.78^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	172.64.33.78^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	173.245.59.78^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
NS	`crystal.ns.cloudflare.com`
		A	2606:4700:50::a29f:26ca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`crystal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`crystal.ns.cloudflare.com`
		A	108.162.194.202^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	162.159.38.202^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	172.64.34.202^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.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	`route1.mx.cloudflare.net`⁽⁴¹⁾
		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`
MX	`route2.mx.cloudflare.net`⁽⁶⁴⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.51.64, 172.67.223.142
		IPv6 hints	2606:4700:3031::ac43:df8e, 2606:4700:3032::6815:3340
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com
SOA	`buck.ns.cloudflare.com`dns@cloudflare.com serial=2409140675

`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=1784079632

⚠️ On DNS blocklist: tif

Subdomains

www.usconstructionhub.com

Same first word

usconstructionhub.com

DNS History

9 records (9 active, 0 former)

●NSbuck.ns.cloudflare.com2026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●NScrystal.ns.cloudflare.com2026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●MXroute1.mx.cloudflare.net2026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●MXroute2.mx.cloudflare.net2026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●MXroute3.mx.cloudflare.net2026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●A104.21.51.642026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●A172.67.223.1422026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●A2606:4700:3031::ac43:df8e2026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

●A2606:4700:3032::6815:33402026-05-26 → 2026-07-15 · 2 obs

● 2026-05-26 09:01:52
● 2026-07-15 01:45:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
usconstructionhub.com	buck.ns.cloudflare.com, crystal.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.78

NS records: buck.ns.cloudflare.com, crystal.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usconstructionhub.com (unsigned zone)

⏱️ Timing

Total: 423ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.51.64, 172.67.223.142`
AAAA	2	`2606:4700:3032::6815:3340, 2606:4700:3031::ac43:df8e`
NS	2	`buck.ns.cloudflare.com, crystal.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 19), route1.mx.cloudflare.net (pri: 41)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`buck.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.usconstructionhub.com is a subdomain of usconstructionhub.com.

IP Addresses

usconstructionhub.com points to the four IP addresses 104.21.51.64, 172.67.223.142, 2606:4700:3031::ac43:df8e and 2606:4700:3032::6815:3340.

Two other host names, along with leas.co.uk, yzrrawnht.kfontv.ru and www.echos.com.br, also share IP numbers with usconstructionhub.com.

Name Servers

usconstructionhub.com is served by two delegated name servers, buck.ns.cloudflare.com and crystal.ns.cloudflare.com.

usconstructionhub.com shares its NS records with other domains, for example hardwareaccessoiresstore.com, cosa.com.mx, golfio.com and two others.

The name servers of usconstructionhub.com overlap at least partially with those of other domains — among them ernita4donl.online, truaxinsuranceinc.com, tradetelegraph.com and two more.

The name servers apollo.ns.cloudflare.com, thaddeus.ns.cloudflare.com and dee.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

buck.ns.cloudflare.com carries IP addresses 108.162.193.78, 172.64.33.78 and 173.245.59.78, with 3 other addresses beyond those.

crystal.ns.cloudflare.com carries IP addresses 108.162.194.202, 162.159.38.202 and 172.64.34.202, with 3 other addresses beyond those.

Mail Servers

Mail for usconstructionhub.com is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between usconstructionhub.com and other domains, including margonetworks.com, ceee.nyc.mn, learnfibersoptics.online and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.

usconstructionhub.com - robtex.com