`washingtoncontractorauthority.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2b5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8188^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.181^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.136^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`tess.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ae3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tess.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tess.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tess.ns.cloudflare.com`
		A	108.162.192.227^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tess.ns.cloudflare.com`
		A	172.64.32.227^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tess.ns.cloudflare.com`
		A	173.245.58.227^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tess.ns.cloudflare.com`
NS	`vin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vin.ns.cloudflare.com`
		A	108.162.193.245^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	172.64.33.245^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
		A	173.245.59.245^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vin.ns.cloudflare.com`
TXT	`google-site-verification=nx6i2YjIibyfrW-7Qd8X6UNKUXLj7TqYU_4HTQkPbh4`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.181, 172.67.129.136
		IPv6 hints	2606:4700:3031::6815:2b5, 2606:4700:3037::ac43:8188
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOA	`tess.ns.cloudflare.com`dns@cloudflare.com serial=2410674562

`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=1786738509

Same first word

washingtoncontractorauthority.com

DNS History

6 records (6 active, 0 former)

●NStess.ns.cloudflare.com2026-07-20 → 2026-08-14 · 2 obs

● 2026-07-20 14:56:58
● 2026-08-14 20:33:54

●NSvin.ns.cloudflare.com2026-07-20 → 2026-08-14 · 2 obs

● 2026-07-20 14:56:58
● 2026-08-14 20:33:54

●A104.21.2.1812026-07-20 → 2026-08-14 · 2 obs

● 2026-07-20 14:56:58
● 2026-08-14 20:33:54

●A172.67.129.1362026-07-20 → 2026-08-14 · 2 obs

● 2026-07-20 14:56:58
● 2026-08-14 20:33:54

●A2606:4700:3031::6815:2b52026-07-20 → 2026-08-14 · 2 obs

● 2026-07-20 14:56:58
● 2026-08-14 20:33:54

●A2606:4700:3037::ac43:81882026-07-20 → 2026-08-14 · 2 obs

● 2026-07-20 14:56:58
● 2026-08-14 20:33:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
washingtoncontractorauthority.com	tess.ns.cloudflare.com, vin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.227

NS records: tess.ns.cloudflare.com, vin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 210ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.136, 104.21.2.181`
AAAA	2	`2606:4700:3031::6815:2b5, 2606:4700:3037::ac43:8188`
NS	2	`tess.ns.cloudflare.com, vin.ns.cloudflare.com`
TXT	2	`google-site-verification=nx6i2YjIibyfrW-, v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`tess.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

washingtoncontractorauthority.com points to the four IP addresses 104.21.2.181, 172.67.129.136, 2606:4700:3031::6815:2b5 and 2606:4700:3037::ac43:8188.

arvid.cc, www.portal-morpho.xyz, www.fitnessinsanity.com.cdn.cloudflare.net and two other host names share IP numbers with washingtoncontractorauthority.com.

Name Servers

washingtoncontractorauthority.com has two authoritative name servers — tess.ns.cloudflare.com and vin.ns.cloudflare.com.

washingtoncontractorauthority.com uses the same name servers as several other domains — among them nationalpoolindustrynews.com, poolmaintenancetips.com, poolserviceadvice.com and two more.

At least some of washingtoncontractorauthority.com's name servers are shared with other domains, for example lascalabeverlyhills.net, le(0x74697473)hine.net, ikc.ie and two more.

It is common for these name servers to be used in conjunction with the name servers hayes.ns.cloudflare.com, coco.ns.cloudflare.com and art.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

tess.ns.cloudflare.com points to 108.162.192.227, 172.64.32.227, 173.245.58.227 and 3 other IP addresses.

vin.ns.cloudflare.com points to 108.162.193.245, 172.64.33.245, 173.245.59.245 and 3 other IP addresses.

washingtoncontractorauthority.com - robtex.com