🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowledge2performance.com`

DNSSEC	⚠️ Not signed
A	18.157.53.194^{🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix}
		PTR	`ec2-18-157-53-194.eu-central-1.compute.amazonaws.com`
NS	`konnor.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c6a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`konnor.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c36a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`konnor.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:236a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`konnor.ns.cloudflare.com`
		A	108.162.195.106^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`konnor.ns.cloudflare.com`
		A	162.159.44.106^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`konnor.ns.cloudflare.com`
		A	172.64.35.106^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`konnor.ns.cloudflare.com`
NS	`sofia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sofia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sofia.ns.cloudflare.com`
		A	108.162.192.223^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	172.64.32.223^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	173.245.58.223^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
SOA	`konnor.ns.cloudflare.com`dns@cloudflare.com serial=2415308406

`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=1790649494

Same first word

knowledge2performance.com

Previous names

Next names

DNS History

9 records (3 active, 6 former)

●NSkonnor.ns.cloudflare.com2026-09-19 → 2026-09-29 · 3 obs

○ 2017-04-19 01:49:34
● 2026-09-19 22:11:32
● 2026-09-29 02:41:06

○NSns17.domaincontrol.com2008-03-14 → 2017-04-19 · 4 obs

● 2008-03-14 17:56:10
● 2017-04-19 01:49:34
○ 2026-09-19 22:11:32
○ 2026-09-29 02:41:06

○NSns18.domaincontrol.com2008-03-14 → 2017-04-19 · 4 obs

● 2008-03-14 17:56:10
● 2017-04-19 01:49:34
○ 2026-09-19 22:11:32
○ 2026-09-29 02:41:06

●NSsofia.ns.cloudflare.com2026-09-19 → 2026-09-29 · 3 obs

○ 2017-04-19 01:49:34
● 2026-09-19 22:11:32
● 2026-09-29 02:41:06

○MXmailstore1.secureserver.net2008-03-14 → 2017-04-19 · 4 obs

● 2008-03-14 17:56:10
● 2017-04-19 01:49:34
○ 2026-09-19 22:11:32
○ 2026-09-29 02:41:06

○MXsmtp.secureserver.net2008-03-14 → 2017-04-19 · 4 obs

● 2008-03-14 17:56:10
● 2017-04-19 01:49:34
○ 2026-09-19 22:11:32
○ 2026-09-29 02:41:06

●A18.157.53.1942026-09-19 → 2026-09-29 · 3 obs

○ 2017-04-19 01:49:34
● 2026-09-19 22:11:32
● 2026-09-29 02:41:06

○A208.109.192.902008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 17:56:10
○ 2015-06-03 07:35:42
○ 2026-09-29 02:41:06

○A68.178.254.92015-06-03 → 2017-04-19 · 5 obs

○ 2008-03-14 17:56:10
● 2015-06-03 07:35:42
● 2017-04-19 01:49:34
○ 2026-09-19 22:11:32
○ 2026-09-29 02:41:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
knowledge2performance.com	sofia.ns.cloudflare.com, konnor.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.106

NS records: sofia.ns.cloudflare.com, konnor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledge2performance.com (unsigned zone)

⏱️ Timing

Total: 173ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.157.53.194`
NS	2	`konnor.ns.cloudflare.com, sofia.ns.cloudflare.com`
SOA	1	`konnor.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sofia.ns.cloudflare.com, sofia.ns.cloudflare.com, sofia.ns.cloudflare.com...)

Analysis

IP Addresses

knowledge2performance.com resolves to just one IP address, 18.157.53.194.

Two other host names, along with transportcalculator.com, vintagecompute.com and itlfc.com, also share IP numbers with knowledge2performance.com.

Name Servers

Two name servers handle the delegation for knowledge2performance.com: konnor.ns.cloudflare.com and sofia.ns.cloudflare.com.

knowledge2performance.com shares its NS records with other domains, for example okpi.cc, repandmate.com, al-khadraa.com.iq and two others.

knowledge2performance.com partially shares its NS delegation with several other domains, including zknis.cloud, dollenselectric.com, myserenedayspa.com and two others.

These name servers often co-occur with the name servers coleman.ns.cloudflare.com.

DNS names with 6 IP addresses:

konnor.ns.cloudflare.com resolves to 108.162.195.106, 162.159.44.106 and 172.64.35.106 among others, with 3 other IP addresses in total.

sofia.ns.cloudflare.com resolves to 108.162.192.223, 172.64.32.223 and 173.245.58.223 among others, with 3 other IP addresses in total.

knowledge2performance.com - robtex.com