`book-it.co`

DNSSEC	⚠️ Not signed
A	41.185.110.63^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
		PTR	`winsvrweb17.hostserv.co.za`
NS	`petra.ns.1-grid.co.uk` ⭐
		A	41.61.100.10^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`petra.ns.1-grid.com`
			PTR	`petra.ns.1-grid.co.uk`
NS	`petra.ns.1-grid.co.za`
		A	196.43.195.10^{🇿🇦 ZA-1-Grid196.43.195.0/24 1-Grid Route Object}
			PTR	`petra.ns.1-grid.net`
			PTR	`petra.ns.1-grid.co.za`
NS	`petra.ns.1-grid.com`
		A	41.61.100.10^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`petra.ns.1-grid.com`
			PTR	`petra.ns.1-grid.co.uk`
NS	`petra.ns.1-grid.net`
		A	196.43.195.10^{🇿🇦 ZA-1-Grid196.43.195.0/24 1-Grid Route Object}
			PTR	`petra.ns.1-grid.net`
			PTR	`petra.ns.1-grid.co.za`
MX	`1-grid-mx01.co.za` ⭐
		A	41.185.250.20^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.185.250.30^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.185.250.50^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.185.250.60^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.185.250.70^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter07.hostserv.co.za`
		A	41.185.250.80^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.185.250.90^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.185.250.100^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
MX	`1-grid-mx02.com` ⭐
		A	41.185.249.20^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.185.249.30^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.185.249.50^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.185.249.60^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.185.249.70^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter07.hostserv.co.za`
		A	41.185.249.80^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.185.249.90^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.185.249.100^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
MX	`1-grid-mx03.co.za` ⭐
		A	41.61.250.20^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.61.250.30^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.61.250.50^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.61.250.60^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.61.250.80^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.61.250.90^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.61.250.100^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
MX	`1-grid-mx04.com` ⭐
		A	41.61.249.20^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.61.249.30^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.61.249.50^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.61.249.60^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.61.249.70^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter07.hostserv.co.za`
		A	41.61.249.80^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.61.249.90^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.61.249.100^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
TXT	`v=spf1 ip4:41.185.110.35 a:mail.Book-it.co a:smtp.Book-it.co include:relay.ma...`
SOA	`petra.ns.1-grid.co.uk`daviddf@wpa.co.za 2025-06-22 #1

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759631798

Same first word

book-it.at

book-it.info

book-it.myshopify.com

book-it.org

book-it.be

book-it.eu

book-it.gr

book-it.de

book-it.co

Similar names

boiko-t.eu

it-book.co.jp

DNS History

24 records (9 active, 15 former)

○NSbuy.internettraffic.com2015-08-19 → 2015-12-28 · 4 obs

● 2015-08-19 00:06:22
● 2015-12-28 00:38:40
○ 2016-03-29 07:31:42
○ 2026-04-11 21:46:10

○NSns23.domaincontrol.com2017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○NSns24.domaincontrol.com2017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

●NSpetra.ns.1-grid.co.uk2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

●NSpetra.ns.1-grid.co.za2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

●NSpetra.ns.1-grid.com2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

●NSpetra.ns.1-grid.net2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

○NSsell.internettraffic.com2015-08-19 → 2015-12-28 · 4 obs

● 2015-08-19 00:06:22
● 2015-12-28 00:38:40
○ 2016-03-29 07:31:42
○ 2026-04-11 21:46:10

●MX1-grid-mx01.co.za2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

●MX1-grid-mx02.com2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

●MX1-grid-mx03.co.za2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

●MX1-grid-mx04.com2026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

○MXmailstore1.secureserver.net2017-08-20 → 2017-08-20 · 3 obs

● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○MXsmtp.secureserver.net2017-08-20 → 2017-08-20 · 3 obs

● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A184.168.221.22017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A184.168.221.282017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

●A41.185.110.632026-02-17 → 2026-04-11 · 3 obs

○ 2017-08-20 16:25:44
● 2026-02-17 18:42:30
● 2026-04-11 21:46:10

○A50.63.202.12017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A50.63.202.182017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A50.63.202.32017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A50.63.202.42017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A50.63.202.62017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A50.63.202.72017-08-20 → 2017-08-20 · 4 obs

○ 2016-03-29 07:31:42
● 2017-08-20 16:25:44
○ 2026-02-17 18:42:30
○ 2026-04-11 21:46:10

○A69.172.201.2082015-08-19 → 2015-12-28 · 4 obs

● 2015-08-19 00:06:22
● 2015-12-28 00:38:40
○ 2016-03-29 07:31:42
○ 2026-04-11 21:46:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
book-it.co	petra.ns.1-grid.co.uk, petra.ns.1-grid.net, petra.ns.1-grid.com, petra.ns.1-grid.co.za	-

✅ Authoritative Response

Server:196.43.195.10

NS records: petra.ns.1-grid.co.uk, petra.ns.1-grid.net, petra.ns.1-grid.com, petra.ns.1-grid.co.za

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for book-it.co (unsigned zone)

⏱️ Timing

Total: 4294ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`41.185.110.63`
NS	4	`petra.ns.1-grid.com, petra.ns.1-grid.co.uk...`
MX	4	`1-grid-mx03.co.za (pri: 5), 1-grid-mx01.co.za (pri: 5)...`
TXT	1	`v=spf1 ip4:41.185.110.35 a:mail.Book-it.`
SOA	1	`petra.ns.1-grid.co.uk daviddf.wpa.co.za`

Analysis

IP Addresses

book-it.co resolves to one IP number: 41.185.110.63.

other host names including selesho.co.za, epresense.co.za, cntrl2.e2esolution.com, relologistics.co.za and safeline-exporters.co.za share IP numbers with book-it.co.

Name Servers

book-it.co is delegated to four name servers: petra.ns.1-grid.com, petra.ns.1-grid.net, petra.ns.1-grid.co.uk and petra.ns.1-grid.co.za.

book-it.co at least partially shares name servers with other domains, for instance isa-audiology.org, unibit.co.za, sitcsa.com, 4most.co.za and neweracoatings.co.za.

Host names with one IP number:

Host name petra.ns.1-grid.com points to: 41.61.100.10.

Host name petra.ns.1-grid.net points to: 196.43.195.10.

Host name petra.ns.1-grid.co.uk points to: 41.61.100.10.

Host name petra.ns.1-grid.co.za points to: 196.43.195.10.

Host names pointing to 41.61.100.10: petra.ns.1-grid.com and petra.ns.1-grid.co.uk.

Host names pointing to 196.43.195.10: petra.ns.1-grid.net and petra.ns.1-grid.co.za.

Mail Servers

Four mail servers handle book-it.co: 1-grid-mx02.com, 1-grid-mx04.com, 1-grid-mx01.co.za and 1-grid-mx03.co.za.

book-it.co shares some mail servers with other domains, at least partially, for instance gwisgo.co.za, kspa.co.za, kelpx.com, familyskills.co.za and xspark.co.za.

Eight IP numbers:

1-grid-mx02.com points to: 41.185.249.20, 41.185.249.30, 41.185.249.50, 41.185.249.60, 41.185.249.70, 41.185.249.80, 41.185.249.90 and 41.185.249.100.

1-grid-mx04.com points to: 41.61.249.20, 41.61.249.30, 41.61.249.50, 41.61.249.60, 41.61.249.70, 41.61.249.80, 41.61.249.90 and 41.61.249.100.

1-grid-mx01.co.za points to: 41.185.250.20, 41.185.250.30, 41.185.250.50, 41.185.250.60, 41.185.250.70, 41.185.250.80, 41.185.250.90 and 41.185.250.100.

Seven IP numbers:

1-grid-mx03.co.za points to: 41.61.250.20, 41.61.250.30, 41.61.250.50, 41.61.250.60, 41.61.250.80, 41.61.250.90 and 41.61.250.100.

book-it.co - robtex.com

book-it.co

co

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`book-it.co`

`co`