🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowledgecache.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:ab8c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:4fd8^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.216^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.140^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`charles.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b53^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c153^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`charles.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2153^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`charles.ns.cloudflare.com`
		A	108.162.193.83^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.83^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	173.245.59.83^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`wren.ns.cloudflare.com`
		A	2606:4700:50::a29f:268d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wren.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wren.ns.cloudflare.com`
		A	108.162.194.141^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	162.159.38.141^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
		A	172.64.34.141^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wren.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.216, 172.67.171.140
		IPv6 hints	2606:4700:3030::ac43:ab8c, 2606:4700:3034::6815:4fd8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=82, name=cloudflare-ech.com
SOA	`charles.ns.cloudflare.com`dns@cloudflare.com serial=2413646147

`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=1788854463

Same first word

knowledgecache.com

knowledgecache.xyz

Previous names

Next names

DNS History

27 records (11 active, 16 former)

●NScharles.ns.cloudflare.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

○NSns0.transversal.com2015-05-28 → 2017-06-12 · 4 obs

● 2015-05-28 13:29:20
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

○NSns2.transversal.net2015-05-28 → 2017-06-12 · 4 obs

● 2015-05-28 13:29:20
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

●NSwren.ns.cloudflare.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

●MXeforward1.registrar-servers.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

●MXeforward2.registrar-servers.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

●MXeforward3.registrar-servers.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

●MXeforward4.registrar-servers.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

●MXeforward5.registrar-servers.com2026-09-06 → 2026-09-08 · 3 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
● 2026-09-08 08:04:58

○MXeq1.mail.transversal.net2015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 13:29:20
○ 2015-10-21 03:44:02
○ 2026-09-08 08:04:58

○MXeq2.mail.transversal.net2015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 13:29:20
○ 2015-10-21 03:44:02
○ 2026-09-08 08:04:58

○MXl31.mail.transversal.net2015-05-28 → 2016-04-09 · 4 obs

● 2015-05-28 13:29:20
● 2016-04-09 04:58:10
○ 2016-11-20 11:57:48
○ 2026-09-08 08:04:58

○MXl32.mail.transversal.net2015-05-28 → 2016-04-09 · 4 obs

● 2015-05-28 13:29:20
● 2016-04-09 04:58:10
○ 2016-11-20 11:57:48
○ 2026-09-08 08:04:58

○MXn4-1.mail.transversal.net2016-11-20 → 2017-06-12 · 5 obs

○ 2016-04-09 04:58:10
● 2016-11-20 11:57:48
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

○MXn4-2.mail.transversal.net2016-11-20 → 2017-06-12 · 5 obs

○ 2016-04-09 04:58:10
● 2016-11-20 11:57:48
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

○MXwg1.mail.transversal.net2015-10-21 → 2017-06-12 · 5 obs

○ 2015-05-28 13:29:20
● 2015-10-21 03:44:02
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

○MXwg2.mail.transversal.net2015-10-21 → 2017-06-12 · 5 obs

○ 2015-05-28 13:29:20
● 2015-10-21 03:44:02
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

●A104.21.79.2162026-09-07 → 2026-09-08 · 3 obs

○ 2026-09-06 08:39:52
● 2026-09-07 07:37:02
● 2026-09-08 08:04:58

●A172.67.171.1402026-09-07 → 2026-09-08 · 3 obs

○ 2026-09-06 08:39:52
● 2026-09-07 07:37:02
● 2026-09-08 08:04:58

○A188.114.96.02026-09-06 → 2026-09-06 · 4 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
○ 2026-09-07 07:37:02
○ 2026-09-08 08:04:58

○A188.114.97.02026-09-06 → 2026-09-06 · 4 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
○ 2026-09-07 07:37:02
○ 2026-09-08 08:04:58

○A198.61.151.1812015-05-28 → 2017-06-12 · 4 obs

● 2015-05-28 13:29:20
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

○A2001:4801:7901:0:aff8:a2d8:0:5082015-05-28 → 2017-06-12 · 4 obs

● 2015-05-28 13:29:20
● 2017-06-12 19:00:38
○ 2026-09-06 08:39:52
○ 2026-09-08 08:04:58

●A2606:4700:3030::ac43:ab8c2026-09-07 → 2026-09-08 · 3 obs

○ 2026-09-06 08:39:52
● 2026-09-07 07:37:02
● 2026-09-08 08:04:58

●A2606:4700:3034::6815:4fd82026-09-07 → 2026-09-08 · 3 obs

○ 2026-09-06 08:39:52
● 2026-09-07 07:37:02
● 2026-09-08 08:04:58

○A2a06:98c1:3120::2026-09-06 → 2026-09-06 · 4 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
○ 2026-09-07 07:37:02
○ 2026-09-08 08:04:58

○A2a06:98c1:3121::2026-09-06 → 2026-09-06 · 4 obs

○ 2017-06-12 19:00:38
● 2026-09-06 08:39:52
○ 2026-09-07 07:37:02
○ 2026-09-08 08:04:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net...	-
knowledgecache.com	charles.ns.cloudflare.com, wren.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.83

NS records: charles.ns.cloudflare.com, wren.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgecache.com (unsigned zone)

⏱️ Timing

Total: 487ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.140, 104.21.79.216`
AAAA	2	`2606:4700:3030::ac43:ab8c, 2606:4700:3034::6815:4fd8`
NS	2	`charles.ns.cloudflare.com, wren.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`charles.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

knowledgecache.com has four IP addresses: 104.21.79.216, 172.67.171.140, 2606:4700:3030::ac43:ab8c and 2606:4700:3034::6815:4fd8.

grlink.com, kidorabd.online, mymigun.co.il plus two other host names have IP numbers in common with knowledgecache.com.

Name Servers

The NS records for knowledgecache.com delegate to charles.ns.cloudflare.com and wren.ns.cloudflare.com.

The name server configuration of knowledgecache.com is shared with other domains, for instance great-nwebedu.workers.dev, renacerinternationalhealthcare.com, ganwafer.com and two others.

knowledgecache.com has at least partial name server overlap with other domains, such as ultimoclic.es, crscott86.workers.dev, vidyacloud.in and two others.

It is common to find these name servers paired with the name servers piper.ns.cloudflare.com, vivienne.ns.cloudflare.com, aria.ns.cloudflare.com and clayton.ns.cloudflare.com.

Hosts with 6 IP addresses each:

charles.ns.cloudflare.com maps to 108.162.193.83, 172.64.33.83, 173.245.59.83 and 3 additional IP addresses.

wren.ns.cloudflare.com maps to 108.162.194.141, 162.159.38.141, 172.64.34.141 and 3 additional IP addresses.

Mail Servers

Mail for knowledgecache.com is handled by five mail servers, namely eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by knowledgecache.com are shared with other domains: rbtihelp.com, stanfordsteelchair.shop, curbsideflare.com and two others among them.

These mail servers tend to be used in combination with the mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com.

Host names resolving to a single IP address:

eforward1.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward2.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward3.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward4.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward5.registrar-servers.com resolves to the IP address 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

eforward2.registrar-servers.com and eforward4.registrar-servers.com each have 162.255.118.52 IP addresses.