knowcebu.com - dns.ninja

`knowcebu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3ed8^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:8b94^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.216^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.148^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26af^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2af^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22af^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexia.ns.cloudflare.com`
		A	108.162.194.175^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexia.ns.cloudflare.com`
		A	162.159.38.175^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexia.ns.cloudflare.com`
		A	172.64.34.175^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexia.ns.cloudflare.com`
NS	`glen.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`glen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`glen.ns.cloudflare.com`
		A	108.162.193.169^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
		A	172.64.33.169^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
		A	173.245.59.169^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`glen.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.216, 172.67.139.148
		IPv6 hints	2606:4700:3031::6815:3ed8, 2606:4700:3033::ac43:8b94
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=104, name=cloudflare-ech.com
SOA	`alexia.ns.cloudflare.com`dns@cloudflare.com serial=2407547320

`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=1783851642

Same first word

knowcebu.com

Similar names

buckowen.net

cubeknow.com

knowcube.com

nwcubeok.net

buckowen.com

DNS History

17 records (6 active, 11 former)

●NSalexia.ns.cloudflare.com2026-04-25 → 2026-07-12 · 3 obs

○ 2026-04-23 07:29:24
● 2026-04-25 08:50:44
● 2026-07-12 10:45:04

●NSglen.ns.cloudflare.com2026-04-25 → 2026-07-12 · 3 obs

○ 2026-04-23 07:29:24
● 2026-04-25 08:50:44
● 2026-07-12 10:45:04

○NSns1.afternic.com2026-04-23 → 2026-04-23 · 4 obs

○ 2018-06-15 07:01:46
● 2026-04-23 07:29:24
○ 2026-04-25 08:50:44
○ 2026-07-12 10:45:04

○NSns1.ipage.com2016-12-19 → 2018-06-15 · 4 obs

● 2016-12-19 22:43:30
● 2018-06-15 07:01:46
○ 2026-04-23 07:29:24
○ 2026-07-12 10:45:04

○NSns2.afternic.com2026-04-23 → 2026-04-23 · 4 obs

○ 2018-06-15 07:01:46
● 2026-04-23 07:29:24
○ 2026-04-25 08:50:44
○ 2026-07-12 10:45:04

○NSns2.ipage.com2016-12-19 → 2018-06-15 · 4 obs

● 2016-12-19 22:43:30
● 2018-06-15 07:01:46
○ 2026-04-23 07:29:24
○ 2026-07-12 10:45:04

○MXaspmx.l.google.com2016-12-19 → 2018-06-15 · 4 obs

● 2016-12-19 22:43:30
● 2018-06-15 07:01:46
○ 2026-04-23 07:29:24
○ 2026-07-12 10:45:04

●A104.21.62.2162026-04-25 → 2026-07-12 · 3 obs

○ 2026-04-23 07:29:24
● 2026-04-25 08:50:44
● 2026-07-12 10:45:04

○A13.248.169.482026-04-23 → 2026-04-23 · 4 obs

○ 2018-06-15 07:01:46
● 2026-04-23 07:29:24
○ 2026-04-25 08:50:44
○ 2026-07-12 10:45:04

●A172.67.139.1482026-04-25 → 2026-07-12 · 3 obs

○ 2026-04-23 07:29:24
● 2026-04-25 08:50:44
● 2026-07-12 10:45:04

●A2606:4700:3031::6815:3ed82026-06-18 → 2026-07-12 · 3 obs

○ 2026-05-12 23:57:06
● 2026-06-18 16:43:28
● 2026-07-12 10:45:04

○A2606:4700:3033::6815:3ed82026-04-25 → 2026-05-12 · 5 obs

○ 2026-04-23 07:29:24
● 2026-04-25 08:50:44
● 2026-05-12 23:57:06
○ 2026-06-18 16:43:28
○ 2026-07-12 10:45:04

●A2606:4700:3033::ac43:8b942026-06-18 → 2026-07-12 · 3 obs

○ 2026-05-12 23:57:06
● 2026-06-18 16:43:28
● 2026-07-12 10:45:04

○A2606:4700:3035::ac43:8b942026-04-25 → 2026-05-12 · 5 obs

○ 2026-04-23 07:29:24
● 2026-04-25 08:50:44
● 2026-05-12 23:57:06
○ 2026-06-18 16:43:28
○ 2026-07-12 10:45:04

○A66.96.147.962018-06-15 → 2018-06-15 · 4 obs

○ 2016-12-19 22:43:30
● 2018-06-15 07:01:46
○ 2026-04-23 07:29:24
○ 2026-07-12 10:45:04

○A66.96.149.322016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 22:43:30
○ 2018-06-15 07:01:46
○ 2026-07-12 10:45:04

○A76.223.54.1462026-04-23 → 2026-04-23 · 4 obs

○ 2018-06-15 07:01:46
● 2026-04-23 07:29:24
○ 2026-04-25 08:50:44
○ 2026-07-12 10:45:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net...	-
knowcebu.com	glen.ns.cloudflare.com, alexia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.175

NS records: glen.ns.cloudflare.com, alexia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowcebu.com (unsigned zone)

⏱️ Timing

Total: 253ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.62.216, 172.67.139.148`
AAAA	2	`2606:4700:3031::6815:3ed8, 2606:4700:3033::ac43:8b94`
NS	2	`alexia.ns.cloudflare.com, glen.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexia.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

knowcebu.com directs to four IP numbers, which are 104.21.62.216, 172.67.139.148, 2606:4700:3031::6815:3ed8 and 2606:4700:3033::ac43:8b94.

Additional host names — cqboan.com, elkcreekmountain.com, blissfulcbdremedies.com and two others — share IP numbers with knowcebu.com.

Name Servers

knowcebu.com has two authoritative name servers — alexia.ns.cloudflare.com and glen.ns.cloudflare.com.

knowcebu.com shares its name server setup with other domains, including toolvat.com, leukekadootjes.nl, kidomanager.nl and two others.

There is at least partial name server overlap between knowcebu.com and other domains — alicemarques.com, estanciatownes.org, zarewoft.com and two more among them.

The name servers garret.ns.cloudflare.com, plato.ns.cloudflare.com and anirban.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

alexia.ns.cloudflare.com points to 108.162.194.175, 162.159.38.175, 172.64.34.175 and 3 other IP addresses.

glen.ns.cloudflare.com points to 108.162.193.169, 172.64.33.169, 173.245.59.169 and 3 other IP addresses.