🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowledgebaseit.com`

DNSSEC	⚠️ Not signed
A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`aec037177372cc6cd.awsglobalaccelerator.com`
A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
NS	`pdns11.domaincontrol.com` ⭐
		A	2603:5:21f2::37^{🇺🇸 GODADDY-DNS2603:5:21f0::/44}
			PTR	`pdns11.domaincontrol.com`
		A	97.74.111.55^{🇺🇸 GODADDY-DNS97.74.110.0/23}
			PTR	`pdns11.domaincontrol.com`
NS	`pdns12.domaincontrol.com`
		A	2603:5:22f2::37^{🇺🇸 GODADDY-DNS2603:5:22f0::/44}
			PTR	`pdns12.domaincontrol.com`
		A	173.201.79.55^{🇺🇸 GODADDY-DNS173.201.78.0/23}
			PTR	`pdns12.domaincontrol.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22 GoDaddy.com, LLC}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
SOA	`pdns11.domaincontrol.com`dns@jomax.net 2026-06-16 #7

`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=1790982944

Same first word

knowledgebaseit.com

Similar names

itknowledgebase.de

itknowledgebase.cn

itknowledgebase.net

Previous names

Next names

DNS History

9 records (6 active, 3 former)

○NSns01.domaincontrol.com2016-12-15 → 2017-08-09 · 4 obs

● 2016-12-15 09:10:12
● 2017-08-09 16:57:54
○ 2026-09-03 23:54:46
○ 2026-10-02 23:39:40

○NSns02.domaincontrol.com2016-12-15 → 2017-08-09 · 4 obs

● 2016-12-15 09:10:12
● 2017-08-09 16:57:54
○ 2026-09-03 23:54:46
○ 2026-10-02 23:39:40

●NSpdns11.domaincontrol.com2026-09-03 → 2026-10-02 · 3 obs

○ 2017-08-09 16:57:54
● 2026-09-03 23:54:46
● 2026-10-02 23:39:40

●NSpdns12.domaincontrol.com2026-09-03 → 2026-10-02 · 3 obs

○ 2017-08-09 16:57:54
● 2026-09-03 23:54:46
● 2026-10-02 23:39:40

●MXmailstore1.secureserver.net2016-12-15 → 2026-10-02 · 2 obs

● 2016-12-15 09:10:12
● 2026-10-02 23:39:40

●MXsmtp.secureserver.net2016-12-15 → 2026-10-02 · 2 obs

● 2016-12-15 09:10:12
● 2026-10-02 23:39:40

●A15.197.225.1282026-09-03 → 2026-10-02 · 3 obs

○ 2017-08-09 16:57:54
● 2026-09-03 23:54:46
● 2026-10-02 23:39:40

●A3.33.251.1682026-09-03 → 2026-10-02 · 3 obs

○ 2017-08-09 16:57:54
● 2026-09-03 23:54:46
● 2026-10-02 23:39:40

○A50.63.202.492016-12-15 → 2017-08-09 · 4 obs

● 2016-12-15 09:10:12
● 2017-08-09 16:57:54
○ 2026-09-03 23:54:46
○ 2026-10-02 23:39:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledgebaseit.com	pdns11.domaincontrol.com, pdns12.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.111.55

NS records: pdns11.domaincontrol.com, pdns12.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebaseit.com (unsigned zone)

⏱️ Timing

Total: 232ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.225.128, 3.33.251.168`
NS	2	`pdns11.domaincontrol.com, pdns12.domaincontrol.com`
MX	2	`mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0)`
SOA	1	`pdns11.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns11.domaincontrol.com, pdns11.domaincontrol.com, pdns12.domaincontrol.com...)

Analysis

IP Addresses

knowledgebaseit.com points to the IP addresses 3.33.251.168 and 15.197.225.128

adel-farm.com, ohiocertifiedinspections.com, jillianrenedecor.com plus two other host names have IP numbers in common with knowledgebaseit.com.

Name Servers

knowledgebaseit.com uses two name servers for its delegation: pdns11.domaincontrol.com and pdns12.domaincontrol.com.

The name server configuration of knowledgebaseit.com is shared with other domains, for instance fishandcoffee.com, kingmassage.ca, theincubator.academy and two others.

At least some of knowledgebaseit.com's name servers are shared with other domains, for example spectronic.com.au and onebsa.com.my.

The two host names pdns11.domaincontrol.com and pdns12.domaincontrol.com each have a pair of IP addresses: pdns11.domaincontrol.com has 97.74.111.55 and 2603:5:21f2::37, and pdns12.domaincontrol.com has 173.201.79.55 and 2603:5:22f2::37.

Mail Servers

knowledgebaseit.com uses two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.

The mail server setup of knowledgebaseit.com matches that of other domains such as ottimopizzeria.co.uk, sandraweirrealtygroup.com, verumingredients.com and two others.

The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

knowledgebaseit.com - robtex.com