`contractorbooks.com`

DNSSEC	⚠️ Not signed
A	23.227.38.32^{🇨🇦 Cloudflare23.227.38.0/23 Shopify 151 O'Connor Street, Ground floor Ottawa ON K2P 2L8 Canada}
		PTR	`myshopify.com`
NS	`ns01.domaincontrol.com` ⭐
		A	2603:5:2140::1^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`ns01.domaincontrol.com`
		A	97.74.100.1^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns01.domaincontrol.com`
NS	`ns02.domaincontrol.com`
		A	2603:5:2240::1^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`ns02.domaincontrol.com`
		A	173.201.68.1^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns02.domaincontrol.com`
MX	`contractorbooks-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c946::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01403.inbound.protection.outlook.com`
		A	2a01:111:f403:f805::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr03cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.8.44^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm5pr04cu00104.inbound.protection.outlook.com`
		A	52.101.8.46^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr05cu00406.inbound.protection.outlook.com`
		A	52.101.42.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00300.inbound.protection.outlook.com`
		A	52.101.50.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00605.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms33432058`
SOA	`ns01.domaincontrol.com`dns@jomax.net 2023-07-03 #3

`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=1774489587

Subdomains

www.contractorbooks.com

Same first word

contractorbooks.com

DNS History

16 records (4 active, 12 former)

○NSdns1.stabletransit.com2017-02-07 → 2017-02-07 · 4 obs

○ 2016-04-22 22:33:22
● 2017-02-07 21:45:00
○ 2020-02-22 21:14:38
○ 2026-03-26 02:10:32

○NSdns2.stabletransit.com2017-02-07 → 2017-02-07 · 4 obs

○ 2016-04-22 22:33:22
● 2017-02-07 21:45:00
○ 2020-02-22 21:14:38
○ 2026-03-26 02:10:32

○NSns.rackspace.com2017-02-07 → 2017-02-07 · 4 obs

○ 2016-04-22 22:33:22
● 2017-02-07 21:45:00
○ 2020-02-22 21:14:38
○ 2026-03-26 02:10:32

●NSns01.domaincontrol.com2026-03-04 → 2026-03-26 · 3 obs

○ 2020-02-22 21:14:38
● 2026-03-04 07:31:32
● 2026-03-26 02:10:32

●NSns02.domaincontrol.com2026-03-04 → 2026-03-26 · 3 obs

○ 2020-02-22 21:14:38
● 2026-03-04 07:31:32
● 2026-03-26 02:10:32

○NSns1.ezhostingserver.com2015-07-06 → 2016-04-22 · 4 obs

● 2015-07-06 13:26:06
● 2016-04-22 22:33:22
○ 2017-02-07 21:45:00
○ 2026-03-26 02:10:32

○NSns1.hostek.com2015-07-06 → 2016-04-22 · 4 obs

● 2015-07-06 13:26:06
● 2016-04-22 22:33:22
○ 2017-02-07 21:45:00
○ 2026-03-26 02:10:32

○NSns2.ezhostingserver.com2015-07-06 → 2016-04-22 · 4 obs

● 2015-07-06 13:26:06
● 2016-04-22 22:33:22
○ 2017-02-07 21:45:00
○ 2026-03-26 02:10:32

○NSpdns07.domaincontrol.com2020-02-22 → 2020-02-22 · 4 obs

○ 2017-02-07 21:45:00
● 2020-02-22 21:14:38
○ 2026-03-04 07:31:32
○ 2026-03-26 02:10:32

○NSpdns08.domaincontrol.com2020-02-22 → 2020-02-22 · 4 obs

○ 2017-02-07 21:45:00
● 2020-02-22 21:14:38
○ 2026-03-04 07:31:32
○ 2026-03-26 02:10:32

●MXcontractorbooks-com.mail.protection.outlook.com2026-03-04 → 2026-03-26 · 3 obs

○ 2017-02-07 21:45:00
● 2026-03-04 07:31:32
● 2026-03-26 02:10:32

○MXmail.contractorbooks.com2015-07-06 → 2016-04-22 · 4 obs

● 2015-07-06 13:26:06
● 2016-04-22 22:33:22
○ 2017-02-07 21:45:00
○ 2026-03-26 02:10:32

○A162.242.172.192017-02-07 → 2017-02-07 · 4 obs

○ 2016-04-22 22:33:22
● 2017-02-07 21:45:00
○ 2020-02-22 21:14:38
○ 2026-03-26 02:10:32

●A23.227.38.322026-03-04 → 2026-03-26 · 3 obs

○ 2020-02-22 21:14:38
● 2026-03-04 07:31:32
● 2026-03-26 02:10:32

○A35.231.159.842020-02-22 → 2020-02-22 · 4 obs

○ 2017-02-07 21:45:00
● 2020-02-22 21:14:38
○ 2026-03-04 07:31:32
○ 2026-03-26 02:10:32

○A66.201.103.722015-07-06 → 2016-04-22 · 4 obs

● 2015-07-06 13:26:06
● 2016-04-22 22:33:22
○ 2017-02-07 21:45:00
○ 2026-03-26 02:10:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
contractorbooks.com	ns01.domaincontrol.com, ns02.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.100.1

NS records: ns01.domaincontrol.com, ns02.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contractorbooks.com (unsigned zone)

⏱️ Timing

Total: 237ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.227.38.32`
NS	2	`ns01.domaincontrol.com, ns02.domaincontrol.com`
MX	1	`contractorbooks-com.mail.protection.outl`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms33432058`
SOA	1	`ns01.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns01.domaincontrol.com, ns01.domaincontrol.com, ns02.domaincontrol.com...)

Analysis

Hierarchy

The parent of www.contractorbooks.com is contractorbooks.com.

IP Addresses

contractorbooks.com points to a single IP: 23.227.38.32.

Other host names, for instance handsocks.com, avenueroad.biz, tubbytodd.com, hinemn.com and alnew.com share IP numbers with contractorbooks.com.

Name Servers

Two name servers ns01.domaincontrol.com and ns02.domaincontrol.com handle delegation for contractorbooks.com.

contractorbooks.com uses the same name server setup as other domains, for example raytested.com, lidersoftasesores.com, galaxieevents.com, usbt.us and hormigon-federico.com.

contractorbooks.com shares name servers with other domains at least in part, for instance eqtrs.net.

Host names with two IP numbers:

ns01.domaincontrol.com points to: 2603:5:2140::1 and 97.74.100.1

ns02.domaincontrol.com points to: 2603:5:2240::1 and 173.201.68.1

Mail Servers

contractorbooks.com is handled by a single mail server, contractorbooks-com.mail.protection.outlook.com.

Hostname contractorbooks-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::7, 2a01:111:f403:f802::3, 2a01:111:f403:f805::1, 2a01:111:f403:f908::2, 52.101.8.44, 52.101.8.46, 52.101.42.16 and 52.101.50.13.

contractorbooks.com - robtex.com