knowledgebase.tools - dns.ninja

`knowledgebase.tools`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3bd9^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:b892^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.217^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.146^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`coby.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coby.ns.cloudflare.com`
		A	108.162.193.92^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	172.64.33.92^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	173.245.59.92^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
NS	`elle.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elle.ns.cloudflare.com`
		A	108.162.192.110^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	172.64.32.110^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
		A	173.245.58.110^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elle.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.217, 172.67.184.146
		IPv6 hints	2606:4700:3030::6815:3bd9, 2606:4700:3033::ac43:b892
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOA	`coby.ns.cloudflare.com`dns@cloudflare.com serial=2406029403

`tools`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.tools` ⭐
	NS	`v0n1.nic.tools`
	NS	`v0n2.nic.tools`
	NS	`v0n3.nic.tools`
	NS	`v2n0.nic.tools`
	NS	`v2n1.nic.tools`
	SOA	`v0n0.nic.tools`hostmaster@donuts.email serial=1785098119

Same first word

Similar names

baseknowledge.ai

baseknowledge.com

knolwedgebase.com

DNS History

14 records (6 active, 8 former)

●NScoby.ns.cloudflare.com2026-03-25 → 2026-07-26 · 3 obs

○ 2017-06-29 17:19:48
● 2026-03-25 06:05:22
● 2026-07-26 20:56:38

○NSdns1.namecheaphosting.com2016-12-11 → 2017-06-29 · 4 obs

● 2016-12-11 00:10:42
● 2017-06-29 17:19:48
○ 2026-03-25 06:05:22
○ 2026-07-26 20:56:38

○NSdns2.namecheaphosting.com2016-12-11 → 2017-06-29 · 4 obs

● 2016-12-11 00:10:42
● 2017-06-29 17:19:48
○ 2026-03-25 06:05:22
○ 2026-07-26 20:56:38

●NSelle.ns.cloudflare.com2026-03-25 → 2026-07-26 · 3 obs

○ 2017-06-29 17:19:48
● 2026-03-25 06:05:22
● 2026-07-26 20:56:38

○MXsmx1.web-hosting.com2016-12-11 → 2017-06-29 · 4 obs

● 2016-12-11 00:10:42
● 2017-06-29 17:19:48
○ 2026-03-25 06:05:22
○ 2026-07-26 20:56:38

○MXsmx2.web-hosting.com2016-12-11 → 2017-06-29 · 4 obs

● 2016-12-11 00:10:42
● 2017-06-29 17:19:48
○ 2026-03-25 06:05:22
○ 2026-07-26 20:56:38

○MXsmx3.web-hosting.com2016-12-11 → 2017-06-29 · 4 obs

● 2016-12-11 00:10:42
● 2017-06-29 17:19:48
○ 2026-03-25 06:05:22
○ 2026-07-26 20:56:38

●A104.21.59.2172026-03-25 → 2026-07-26 · 3 obs

○ 2017-06-29 17:19:48
● 2026-03-25 06:05:22
● 2026-07-26 20:56:38

●A172.67.184.1462026-03-25 → 2026-07-26 · 3 obs

○ 2017-06-29 17:19:48
● 2026-03-25 06:05:22
● 2026-07-26 20:56:38

○A192.64.117.812016-12-11 → 2017-06-29 · 4 obs

● 2016-12-11 00:10:42
● 2017-06-29 17:19:48
○ 2026-03-25 06:05:22
○ 2026-07-26 20:56:38

●A2606:4700:3030::6815:3bd92026-06-26 → 2026-07-26 · 3 obs

○ 2026-06-10 04:13:14
● 2026-06-26 13:20:58
● 2026-07-26 20:56:38

●A2606:4700:3033::ac43:b8922026-06-26 → 2026-07-26 · 3 obs

○ 2026-06-10 04:13:14
● 2026-06-26 13:20:58
● 2026-07-26 20:56:38

○A2606:4700:3034::ac43:b8922026-03-25 → 2026-06-10 · 5 obs

○ 2017-06-29 17:19:48
● 2026-03-25 06:05:22
● 2026-06-10 04:13:14
○ 2026-06-26 13:20:58
○ 2026-07-26 20:56:38

○A2606:4700:3035::6815:3bd92026-03-25 → 2026-06-10 · 5 obs

○ 2017-06-29 17:19:48
● 2026-03-25 06:05:22
● 2026-06-10 04:13:14
○ 2026-06-26 13:20:58
○ 2026-07-26 20:56:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tools	v2n0.nic.tools, v0n2.nic.tools, v0n1.nic.tools, v0n0.nic.tools...	12 records
knowledgebase.tools	coby.ns.cloudflare.com, elle.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.110

NS records: coby.ns.cloudflare.com, elle.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebase.tools (unsigned zone)

⏱️ Timing

Total: 367ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.59.217, 172.67.184.146`
AAAA	2	`2606:4700:3030::6815:3bd9, 2606:4700:3033::ac43:b892`
NS	2	`coby.ns.cloudflare.com, elle.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`coby.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.tools, v0n1.nic.tools, v0n2.nic.tools...)

Analysis

IP Addresses

knowledgebase.tools directs to four IP numbers, which are 104.21.59.217, 172.67.184.146, 2606:4700:3030::6815:3bd9 and 2606:4700:3033::ac43:b892.

Additional host names — ctrlaltdeli.com, johanneslanger.com, buscaencomenda14.site and two others — share IP numbers with knowledgebase.tools.

Name Servers

knowledgebase.tools is delegated to two name servers: coby.ns.cloudflare.com and elle.ns.cloudflare.com.

knowledgebase.tools shares its name server setup with other domains, including pictureperfecthome.co.uk, caitlynmarsh.com, stagecos.com and two others.

There is at least partial name server overlap between knowledgebase.tools and other domains — liminedtvm.com, sungerpizza.com.tr, debakreel.net and two more among them.

The name servers clyde.ns.cloudflare.com, lochlan.ns.cloudflare.com and erin.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

coby.ns.cloudflare.com resolves to 108.162.193.92, 172.64.33.92, 173.245.59.92 and 3 other IP addresses.

elle.ns.cloudflare.com resolves to 108.162.192.110, 172.64.32.110, 173.245.58.110 and 3 other IP addresses.