`builders-contractors.com`

DNSSEC	⚠️ Not signed
NS	`ns-574.awsdns-07.net` ⭐
		A	2600:9000:5302:3e00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-574.awsdns-07.net`
		A	205.251.194.62^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-574.awsdns-07.net`
NS	`ns-1182.awsdns-19.org`
		A	2600:9000:5304:9e00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1182.awsdns-19.org`
		A	205.251.196.158^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1182.awsdns-19.org`
NS	`ns-163.awsdns-20.com`
		A	2600:9000:5300:a300::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-163.awsdns-20.com`
		A	205.251.192.163^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-163.awsdns-20.com`
NS	`ns-1874.awsdns-42.co.uk`
		A	2600:9000:5307:5200::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1874.awsdns-42.co.uk`
		A	205.251.199.82^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1874.awsdns-42.co.uk`
SOA	`ns-574.awsdns-07.net`awsdns-hostmaster@amazon.com serial=1

`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

WOT: UNKNOWN (68/100)

PTR for

218.86.212.62.in-addr.arpa

Previously MX for

builders-contractors.com

Subdomains

ns2.builders-contractors.com

Same first word

builders-contractors.com

DNS History

17 records (4 active, 13 former)

○NSdns1.american-data.net2007-10-24 → 2017-02-04 · 4 obs

● 2007-10-24 03:52:34
● 2017-02-04 21:23:10
○ 2018-07-01 08:53:00
○ 2026-03-23 19:02:22

○NSdns1.registrar-servers.com2018-07-01 → 2026-03-09 · 4 obs

○ 2017-02-04 21:23:10
● 2018-07-01 08:53:00
● 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

○NSdns2.american-data.net2007-10-24 → 2017-02-04 · 4 obs

● 2007-10-24 03:52:34
● 2017-02-04 21:23:10
○ 2018-07-01 08:53:00
○ 2026-03-23 19:02:22

○NSdns2.registrar-servers.com2018-07-01 → 2026-03-09 · 4 obs

○ 2017-02-04 21:23:10
● 2018-07-01 08:53:00
● 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

●NSns-1182.awsdns-19.org2026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
● 2026-03-23 19:02:22

●NSns-163.awsdns-20.com2026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
● 2026-03-23 19:02:22

●NSns-1874.awsdns-42.co.uk2026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
● 2026-03-23 19:02:22

●NSns-574.awsdns-07.net2026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
● 2026-03-23 19:02:22

○NSns1.builders-contractors.com2026-03-09 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

○NSns2.builders-contractors.com2026-03-09 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

○MXbuilders-contractors.com2026-03-09 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

○MXmail.builders-contractors.com2007-10-24 → 2007-10-24 · 3 obs

● 2007-10-24 03:52:34
○ 2015-06-19 15:56:28
○ 2026-03-23 19:02:22

○MXmail5.domain-mail.com2015-06-19 → 2017-02-04 · 5 obs

○ 2007-10-24 03:52:34
● 2015-06-19 15:56:28
● 2017-02-04 21:23:10
○ 2018-07-01 08:53:00
○ 2026-03-23 19:02:22

○A185.81.129.2062026-03-09 → 2026-03-23 · 2 obs

○ 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

○A192.64.119.1232018-07-01 → 2018-07-01 · 4 obs

○ 2017-02-04 21:23:10
● 2018-07-01 08:53:00
○ 2026-03-09 10:30:34
○ 2026-03-23 19:02:22

○A66.179.9.1722015-06-19 → 2017-02-04 · 5 obs

○ 2007-10-24 03:52:34
● 2015-06-19 15:56:28
● 2017-02-04 21:23:10
○ 2018-07-01 08:53:00
○ 2026-03-23 19:02:22

○A66.179.9.1802007-10-24 → 2007-10-24 · 3 obs

● 2007-10-24 03:52:34
○ 2015-06-19 15:56:28
○ 2026-03-23 19:02:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
builders-contractors.com	ns-163.awsdns-20.com, ns-574.awsdns-07.net, ns-1182.awsdns-19.org, ns-1874.awsdns-42.co.uk	1 record

✅ Authoritative Response

Server:205.251.199.82

NS records: ns-163.awsdns-20.com, ns-574.awsdns-07.net, ns-1182.awsdns-19.org, ns-1874.awsdns-42.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for builders-contractors.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1182.awsdns-19.org, ns-163.awsdns-20.com...`
SOA	1	`ns-574.awsdns-07.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-163.awsdns-20.com)

Analysis

Hierarchy

ns2.builders-contractors.com has builders-contractors.com as its parent.

Name Servers

builders-contractors.com is delegated to four name servers: ns-163.awsdns-20.com, ns-574.awsdns-07.net, ns-1182.awsdns-19.org and ns-1874.awsdns-42.co.uk.

builders-contractors.com at least partially shares name servers with other domains such as pagelyhosting.net, coronarodewayinn.com, racingjoy.co.kr, sprintplus.online and stuff2you.com.

Host names with two IP numbers:

ns-163.awsdns-20.com points to 2600:9000:5300:a300::1 and 205.251.192.163

ns-574.awsdns-07.net points to 2600:9000:5302:3e00::1 and 205.251.194.62

ns-1182.awsdns-19.org points to 2600:9000:5304:9e00::1 and 205.251.196.158

ns-1874.awsdns-42.co.uk points to 2600:9000:5307:5200::1 and 205.251.199.82

builders-contractors.com - robtex.com