`qc-contracting.com`

DNSSEC	⚠️ Not signed
A	162.159.137.9^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns-610.awsdns-12.net` ⭐
		A	2600:9000:5302:6200::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-610.awsdns-12.net`
		A	205.251.194.98^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-610.awsdns-12.net`
NS	`ns-1382.awsdns-44.org`
		A	2600:9000:5305:6600::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1382.awsdns-44.org`
		A	205.251.197.102^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1382.awsdns-44.org`
NS	`ns-1794.awsdns-32.co.uk` ⚠️ Not in parent delegation
		A	2600:9000:5307:200::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1794.awsdns-32.co.uk`
		A	205.251.199.2^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1794.awsdns-32.co.uk`
NS	`ns-1794.awsdns-32.uk` ⚠️ Not in zone NS records
NS	`ns-355.awsdns-44.com`
		A	2600:9000:5301:6300::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-355.awsdns-44.com`
		A	205.251.193.99^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-355.awsdns-44.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`google-site-verification=vHQ02uqKvTYDZ-F2D4ItOPvavAHoYzJhe79nCC-Arms`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
SOA	`ns-610.awsdns-12.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=1776183622

⚠️ On DNS blocklist: tif

Subdomains

www.qc-contracting.com

Same first word

qc-contracting.com

DNS History

14 records (8 active, 6 former)

●NSns-1382.awsdns-44.org2026-03-14 → 2026-04-14 · 3 obs

○ 2017-12-06 17:53:04
● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

●NSns-1794.awsdns-32.co.uk2026-03-14 → 2026-04-14 · 3 obs

○ 2017-12-06 17:53:04
● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

●NSns-1794.awsdns-32.uk2026-03-14 → 2026-04-14 · 3 obs

○ 2017-12-06 17:53:04
● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

●NSns-355.awsdns-44.com2026-03-14 → 2026-04-14 · 3 obs

○ 2017-12-06 17:53:04
● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

●NSns-610.awsdns-12.net2026-03-14 → 2026-04-14 · 3 obs

○ 2017-12-06 17:53:04
● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

○NSseth.ns.cloudflare.com2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 17:53:04
○ 2026-03-14 16:04:18
○ 2026-04-14 16:44:52

○NStani.ns.cloudflare.com2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 17:53:04
○ 2026-03-14 16:04:18
○ 2026-04-14 16:44:52

●MXin1-smtp.messagingengine.com2026-03-14 → 2026-04-14 · 2 obs

● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

●MXin2-smtp.messagingengine.com2026-03-14 → 2026-04-14 · 2 obs

● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

○A104.24.124.312017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 17:53:04
○ 2026-03-14 16:04:18
○ 2026-04-14 16:44:52

○A104.24.125.312017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 17:53:04
○ 2026-03-14 16:04:18
○ 2026-04-14 16:44:52

●A162.159.137.92026-03-14 → 2026-04-14 · 3 obs

○ 2017-12-06 17:53:04
● 2026-03-14 16:04:18
● 2026-04-14 16:44:52

○A2400:cb00:2048:1::6818:7c1f2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 17:53:04
○ 2026-03-14 16:04:18
○ 2026-04-14 16:44:52

○A2400:cb00:2048:1::6818:7d1f2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 17:53:04
○ 2026-03-14 16:04:18
○ 2026-04-14 16:44:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
qc-contracting.com	ns-610.awsdns-12.net, ns-355.awsdns-44.com, ns-1382.awsdns-44.org, ns-1794.awsdns-32.uk	1 record

✅ Authoritative Response

Server:205.251.194.98

NS records: ns-610.awsdns-12.net, ns-355.awsdns-44.com, ns-1382.awsdns-44.org, ns-1794.awsdns-32.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qc-contracting.com (unsigned zone)

⏱️ Timing

Total: 510ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.159.137.9`
NS	4	`ns-1382.awsdns-44.org, ns-1794.awsdns-32.co.uk...`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	2	`google-site-verification=vHQ02uqKvTYDZ-F, v=spf1 include:spf.messagingengine.com ?`
SOA	1	`ns-610.awsdns-12.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-355.awsdns-44.com)

Analysis

Hierarchy

The parent of www.qc-contracting.com is qc-contracting.com.

IP Addresses

qc-contracting.com points to a single IP number: 162.159.137.9.

Other host names, for instance forteracing.com, crossplus.eu, theirongateonline.net, hgtjooal.elementor.cloud and cedarriverseafood.com share IP numbers with qc-contracting.com.

Name Servers

qc-contracting.com is delegated to five name servers: ns-355.awsdns-44.com, ns-610.awsdns-12.net, ns-1382.awsdns-44.org, ns-1794.awsdns-32.uk and ns-1794.awsdns-32.co.uk.

qc-contracting.com shares name servers with other domains at least partially, for instance 155.248.13.in-addr.arpa, newsinternational.co.uk, ehisoft.co.kr, foundnet.us and pagos.ai.

Host names with two IP numbers:

ns-355.awsdns-44.com resolves to 2600:9000:5301:6300::1 and 205.251.193.99.

ns-610.awsdns-12.net resolves to 2600:9000:5302:6200::1 and 205.251.194.98.

ns-1382.awsdns-44.org resolves to 2600:9000:5305:6600::1 and 205.251.197.102.

ns-1794.awsdns-32.co.uk resolves to 2600:9000:5307:200::1 and 205.251.199.2.

Mail Servers

qc-contracting.com is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

qc-contracting.com shares the same mail server setup as other domains, including jenniferbrilliant.com, schutten.org, scent.me, jordan.fm and 101100.ca.

qc-contracting.com shares at least some mail servers with other domains, for instance kevinwebb.io.

Host names with eight IP numbers:

The host name in1-smtp.messagingengine.com resolves to: 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with four IP numbers:

The host name in2-smtp.messagingengine.com resolves to: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

qc-contracting.com - robtex.com