`contractornetwork.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
		PTR	`ip-76-76-21-21.defastlink.net`
NS	`dexter.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dexter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dexter.ns.cloudflare.com`
		A	108.162.195.190^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	162.159.44.190^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	172.64.35.190^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
NS	`grannbo.ns.cloudflare.com`
		A	2606:4700:50::a29f:2696^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c296^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grannbo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2296^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grannbo.ns.cloudflare.com`
		A	108.162.194.150^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	162.159.38.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	172.64.34.150^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
SOA	`dexter.ns.cloudflare.com`dns@cloudflare.com serial=2398033755

`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=1771291435

Previously MX for

contractornetwork.com

Same first word

contractornetwork.com

DNS History

17 records (3 active, 14 former)

●NSdexter.ns.cloudflare.com2026-03-03 → 2026-03-23 · 3 obs

○ 2020-01-07 22:46:52
● 2026-03-03 16:18:44
● 2026-03-23 12:14:38

●NSgrannbo.ns.cloudflare.com2026-03-03 → 2026-03-23 · 3 obs

○ 2020-01-07 22:46:52
● 2026-03-03 16:18:44
● 2026-03-23 12:14:38

○NSns1.ifund.com2015-11-17 → 2016-07-14 · 5 obs

○ 2015-07-14 10:40:32
● 2015-11-17 08:44:52
● 2016-07-14 15:32:44
○ 2017-03-22 15:00:24
○ 2026-03-23 12:14:38

○NSns2.ifund.com2015-11-17 → 2016-07-14 · 5 obs

○ 2015-07-14 10:40:32
● 2015-11-17 08:44:52
● 2016-07-14 15:32:44
○ 2017-03-22 15:00:24
○ 2026-03-23 12:14:38

○NSns3.digitalserver.com2020-01-07 → 2020-01-07 · 4 obs

○ 2017-03-22 15:00:24
● 2020-01-07 22:46:52
○ 2026-03-03 16:18:44
○ 2026-03-23 12:14:38

○NSns3.vnoc.com2017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-14 15:32:44
● 2017-03-22 15:00:24
○ 2020-01-07 22:46:52
○ 2026-03-23 12:14:38

○NSns4.digitalserver.com2020-01-07 → 2020-01-07 · 4 obs

○ 2017-03-22 15:00:24
● 2020-01-07 22:46:52
○ 2026-03-03 16:18:44
○ 2026-03-23 12:14:38

○NSns4.vnoc.com2017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-14 15:32:44
● 2017-03-22 15:00:24
○ 2020-01-07 22:46:52
○ 2026-03-23 12:14:38

○NSserver1.ecorp.com2007-11-11 → 2007-11-11 · 3 obs

● 2007-11-11 11:04:46
○ 2015-07-14 10:40:32
○ 2026-03-23 12:14:38

○NSserver2.ecorp.com2007-11-11 → 2007-11-11 · 3 obs

● 2007-11-11 11:04:46
○ 2015-07-14 10:40:32
○ 2026-03-23 12:14:38

○MXcontractornetwork.com2015-11-17 → 2020-01-07 · 5 obs

○ 2015-07-14 10:40:32
● 2015-11-17 08:44:52
● 2020-01-07 22:46:52
○ 2026-03-03 16:18:44
○ 2026-03-23 12:14:38

○MXmail.ecorp.com2007-11-11 → 2007-11-11 · 3 obs

● 2007-11-11 11:04:46
○ 2015-07-14 10:40:32
○ 2026-03-23 12:14:38

○A104.130.192.1372015-11-17 → 2016-07-14 · 5 obs

○ 2015-07-14 10:40:32
● 2015-11-17 08:44:52
● 2016-07-14 15:32:44
○ 2017-03-22 15:00:24
○ 2026-03-23 12:14:38

○A174.142.214.422020-01-07 → 2020-01-07 · 4 obs

○ 2017-03-22 15:00:24
● 2020-01-07 22:46:52
○ 2026-03-03 16:18:44
○ 2026-03-23 12:14:38

○A64.224.197.2302007-11-11 → 2007-11-11 · 3 obs

● 2007-11-11 11:04:46
○ 2015-07-14 10:40:32
○ 2026-03-23 12:14:38

○A69.64.80.682017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-14 15:32:44
● 2017-03-22 15:00:24
○ 2020-01-07 22:46:52
○ 2026-03-23 12:14:38

●A76.76.21.212026-03-03 → 2026-03-23 · 3 obs

○ 2020-01-07 22:46:52
● 2026-03-03 16:18:44
● 2026-03-23 12:14:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
contractornetwork.com	grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.150

NS records: grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contractornetwork.com (unsigned zone)

⏱️ Timing

Total: 2063ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`dexter.ns.cloudflare.com, grannbo.ns.cloudflare.com`
SOA	1	`dexter.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

contractornetwork.com resolves to a single IP address: 76.76.21.21.

Other host names including userzoom.de, ars.place, theadora.vn, bubblesandbounce.ca and whiteswansrochester.com share IP numbers with contractornetwork.com.

Name Servers

contractornetwork.com's delegation uses two name servers, dexter.ns.cloudflare.com and grannbo.ns.cloudflare.com.

contractornetwork.com shares the same name server setup as other domains, for example manhualegends.com, monbo.com, drumsurvey.com, privatetutors.org and behavioralprofile.com.

contractornetwork.com at least partially shares name servers with other domains, including insightms.com.au, 17755q.com, sflpz.cc, amijai.org and indianhardtube.com.

These name servers are often used together with achiel.ns.cloudflare.com.

Host names with six IP numbers:

dexter.ns.cloudflare.com points to: 2606:4700:58::a29f:2cbe, 2803:f800:50::6ca2:c3be, 2a06:98c1:50::ac40:23be, 108.162.195.190, 162.159.44.190 and 172.64.35.190.

grannbo.ns.cloudflare.com points to: 2606:4700:50::a29f:2696, 2803:f800:50::6ca2:c296, 2a06:98c1:50::ac40:2296, 108.162.194.150, 162.159.38.150 and 172.64.34.150.

contractornetwork.com - robtex.com