`knowledgeforprofit.com`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3034::ac43:cc1d^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:34d7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.215^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.204.29^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`colin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`colin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`colin.ns.cloudflare.com`
		A	108.162.195.75^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	162.159.44.75^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	172.64.35.75^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
NS	`malavika.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`malavika.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`malavika.ns.cloudflare.com`
		A	108.162.194.165^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
		A	162.159.38.165^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
		A	172.64.34.165^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
MX	`knowledgeforprofit-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c946::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00504.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::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f90a::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr03cu00201.inbound.protection.outlook.com`
		A	52.101.9.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr05cu00504.inbound.protection.outlook.com`
		A	52.101.10.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr03cu00202.inbound.protection.outlook.com`
		A	52.101.10.18^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00302.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
TXT	`MS=ms24980490`
TXT	`google-site-verification=DzHImPi1yjBo_iW25UCCm0qlQEM5KvUhXhHAM9qNK0s`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.52.215, 172.67.204.29
		IPv6 hints	2606:4700:3034::ac43:cc1d, 2606:4700:3037::6815:34d7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=237, name=cloudflare-ech.com
SOA	`colin.ns.cloudflare.com`dns@cloudflare.com serial=2404890156

`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=1781060833

🔒 HSTS Preload (+subdomains)

Same first word

knowledgeforprofit.com

DNS History

17 records (7 active, 10 former)

●NScolin.ns.cloudflare.com2026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

●NSmalavika.ns.cloudflare.com2026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

○NSns14.wixdns.net2020-02-15 → 2020-02-15 · 4 obs

○ 2017-04-18 16:44:18
● 2020-02-15 21:28:30
○ 2026-05-07 19:56:54
○ 2026-06-10 03:37:46

○NSns15.wixdns.net2020-02-15 → 2020-02-15 · 4 obs

○ 2017-04-18 16:44:18
● 2020-02-15 21:28:30
○ 2026-05-07 19:56:54
○ 2026-06-10 03:37:46

○NSns73.domaincontrol.com2015-08-02 → 2017-04-18 · 4 obs

● 2015-08-02 05:08:54
● 2017-04-18 16:44:18
○ 2020-02-15 21:28:30
○ 2026-06-10 03:37:46

○NSns74.domaincontrol.com2015-08-02 → 2017-04-18 · 4 obs

● 2015-08-02 05:08:54
● 2017-04-18 16:44:18
○ 2020-02-15 21:28:30
○ 2026-06-10 03:37:46

●MXknowledgeforprofit-com.mail.protection.outlook.com2026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

○MXmail.knowledgeforprofit.com2020-02-15 → 2020-02-15 · 4 obs

○ 2017-04-18 16:44:18
● 2020-02-15 21:28:30
○ 2026-05-07 19:56:54
○ 2026-06-10 03:37:46

○MXmailstore1.secureserver.net2015-08-02 → 2017-04-18 · 4 obs

● 2015-08-02 05:08:54
● 2017-04-18 16:44:18
○ 2020-02-15 21:28:30
○ 2026-06-10 03:37:46

○MXsmtp.secureserver.net2015-08-02 → 2017-04-18 · 4 obs

● 2015-08-02 05:08:54
● 2017-04-18 16:44:18
○ 2020-02-15 21:28:30
○ 2026-06-10 03:37:46

●A104.21.52.2152026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

●A172.67.204.292026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

○A184.168.221.522017-04-18 → 2017-04-18 · 4 obs

○ 2016-08-10 17:40:38
● 2017-04-18 16:44:18
○ 2020-02-15 21:28:30
○ 2026-06-10 03:37:46

○A23.236.62.1472020-02-15 → 2020-02-15 · 4 obs

○ 2017-04-18 16:44:18
● 2020-02-15 21:28:30
○ 2026-05-07 19:56:54
○ 2026-06-10 03:37:46

●A2606:4700:3034::ac43:cc1d2026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

●A2606:4700:3037::6815:34d72026-05-07 → 2026-06-10 · 3 obs

○ 2020-02-15 21:28:30
● 2026-05-07 19:56:54
● 2026-06-10 03:37:46

○A50.62.126.12015-08-02 → 2016-08-10 · 4 obs

● 2015-08-02 05:08:54
● 2016-08-10 17:40:38
○ 2017-04-18 16:44:18
○ 2026-06-10 03:37:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
knowledgeforprofit.com	malavika.ns.cloudflare.com, colin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.75

NS records: malavika.ns.cloudflare.com, colin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 467ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.52.215, 172.67.204.29`
AAAA	2	`2606:4700:3037::6815:34d7, 2606:4700:3034::ac43:cc1d`
NS	2	`colin.ns.cloudflare.com, malavika.ns.cloudflare.com`
MX	1	`knowledgeforprofit-com.mail.protection.o`
TXT	3	`MS=ms24980490, google-site-verification=DzHImPi1yjBo_iW...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`colin.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

knowledgeforprofit.com points to 4 IP addresses — 104.21.52.215, 172.67.204.29, 2606:4700:3034::ac43:cc1d and 2606:4700:3037::6815:34d7.

bcvkib.xyz, v.lqwsagby.cfd, florapassionindia.com plus two other host names have IP numbers in common with knowledgeforprofit.com.

Name Servers

Two name servers handle the delegation for knowledgeforprofit.com: colin.ns.cloudflare.com and malavika.ns.cloudflare.com.

The name server configuration of knowledgeforprofit.com is shared with other domains, for instance caramasia.org, 3rtecnologia.com.br, m4thbet.com and two others.

There is at least partial name server overlap between knowledgeforprofit.com and other domains — wxmianfeihongbaoqun.com.cn, jiubanxueyuanyuanzuqiubifencf.com.cn, zuixindianyingzaixianmianfeiguankanwanzhengban1.com.cn and two more among them.

These name servers tend to appear together with the name servers alberto.ns.cloudflare.com, amanda.ns.cloudflare.com and noor.ns.cloudflare.com, plus two others.

Hosts with 6 IP addresses each:

colin.ns.cloudflare.com maps to six IP addresses: 108.162.195.75, 162.159.44.75, 172.64.35.75 and three others.

malavika.ns.cloudflare.com maps to six IP addresses: 108.162.194.165, 162.159.38.165, 172.64.34.165 and three others.

Mail Servers

knowledgeforprofit.com uses one mail server — knowledgeforprofit-com.mail.protection.outlook.com.

The hostname knowledgeforprofit-com.mail.protection.outlook.com has 8 IP addresses: 52.101.9.12, 52.101.10.2, 52.101.10.18 and five others.

knowledgeforprofit.com - robtex.com