`knowledge-download.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c892^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2c86^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.44.134^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.146^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elaine.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c098^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elaine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2098^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elaine.ns.cloudflare.com`
		A	108.162.192.152^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
		A	172.64.32.152^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
		A	173.245.58.152^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elaine.ns.cloudflare.com`
NS	`mario.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mario.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mario.ns.cloudflare.com`
		A	108.162.193.203^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	172.64.33.203^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	173.245.59.203^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
TXT	`ca3-f79e930e0ce34c4a9bff1c3a279ee693`
TXT	`google-site-verification=SdtW2ptnZFaiF1iOOBFDOz1VL1mGSLHnaup3YKuII1o`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.44.134, 172.67.200.146
		IPv6	2606:4700:3033::ac43:c892, 2606:4700:3037::6815:2c86
SOA	`elaine.ns.cloudflare.com`dns@cloudflare.com serial=2399477195

`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=1771291435

Previously MX for

knowledge-download.com

www.knowledge-download.com

Subdomains

www.knowledge-download.com

Same first word

knowledge-download.com

DNS History

16 records (6 active, 10 former)

●NSelaine.ns.cloudflare.com2026-03-21 → 2026-03-24 · 3 obs

○ 2020-04-13 18:31:08
● 2026-03-21 10:24:52
● 2026-03-24 05:22:18

○NShope.ns.cloudflare.com2020-04-13 → 2020-04-13 · 4 obs

○ 2016-07-11 03:50:40
● 2020-04-13 18:31:08
○ 2026-03-21 10:24:52
○ 2026-03-24 05:22:18

○NSkanye.ns.cloudflare.com2020-04-13 → 2020-04-13 · 4 obs

○ 2016-07-11 03:50:40
● 2020-04-13 18:31:08
○ 2026-03-21 10:24:52
○ 2026-03-24 05:22:18

●NSmario.ns.cloudflare.com2026-03-21 → 2026-03-24 · 3 obs

○ 2020-04-13 18:31:08
● 2026-03-21 10:24:52
● 2026-03-24 05:22:18

○NSns1.waxspace.com2015-06-10 → 2016-07-11 · 4 obs

● 2015-06-10 23:26:36
● 2016-07-11 03:50:40
○ 2020-04-13 18:31:08
○ 2026-03-24 05:22:18

○NSns2.waxspace.com2015-06-10 → 2016-07-11 · 4 obs

● 2015-06-10 23:26:36
● 2016-07-11 03:50:40
○ 2020-04-13 18:31:08
○ 2026-03-24 05:22:18

○MXknowledge-download.com2015-06-10 → 2016-07-11 · 4 obs

● 2015-06-10 23:26:36
● 2016-07-11 03:50:40
○ 2020-04-13 18:31:08
○ 2026-03-24 05:22:18

●A104.21.44.1342026-03-21 → 2026-03-24 · 3 obs

○ 2020-04-13 18:31:08
● 2026-03-21 10:24:52
● 2026-03-24 05:22:18

○A104.27.146.2152020-04-13 → 2020-04-13 · 4 obs

○ 2016-07-11 03:50:40
● 2020-04-13 18:31:08
○ 2026-03-21 10:24:52
○ 2026-03-24 05:22:18

○A104.27.147.2152020-04-13 → 2020-04-13 · 4 obs

○ 2016-07-11 03:50:40
● 2020-04-13 18:31:08
○ 2026-03-21 10:24:52
○ 2026-03-24 05:22:18

●A172.67.200.1462026-03-21 → 2026-03-24 · 3 obs

○ 2020-04-13 18:31:08
● 2026-03-21 10:24:52
● 2026-03-24 05:22:18

○A198.50.224.2322015-06-10 → 2016-07-11 · 4 obs

● 2015-06-10 23:26:36
● 2016-07-11 03:50:40
○ 2020-04-13 18:31:08
○ 2026-03-24 05:22:18

○A2606:4700:3032::681b:92d72020-04-13 → 2020-04-13 · 4 obs

○ 2016-07-11 03:50:40
● 2020-04-13 18:31:08
○ 2026-03-21 10:24:52
○ 2026-03-24 05:22:18

○A2606:4700:3032::681b:93d72020-04-13 → 2020-04-13 · 4 obs

○ 2016-07-11 03:50:40
● 2020-04-13 18:31:08
○ 2026-03-21 10:24:52
○ 2026-03-24 05:22:18

●A2606:4700:3033::ac43:c8922026-03-21 → 2026-03-24 · 3 obs

○ 2020-04-13 18:31:08
● 2026-03-21 10:24:52
● 2026-03-24 05:22:18

●A2606:4700:3037::6815:2c862026-03-21 → 2026-03-24 · 3 obs

○ 2020-04-13 18:31:08
● 2026-03-21 10:24:52
● 2026-03-24 05:22:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledge-download.com	elaine.ns.cloudflare.com, mario.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.203

NS records: elaine.ns.cloudflare.com, mario.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledge-download.com (unsigned zone)

⏱️ Timing

Total: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.146, 104.21.44.134`
AAAA	2	`2606:4700:3033::ac43:c892, 2606:4700:3037::6815:2c86`
NS	2	`elaine.ns.cloudflare.com, mario.ns.cloudflare.com`
TXT	2	`ca3-f79e930e0ce34c4a9bff1c3a279ee693, google-site-verification=SdtW2ptnZFaiF1i`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elaine.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

knowledge-download.com is the parent of www.knowledge-download.com.

IP Addresses

Four IP numbers are pointed to by knowledge-download.com: 2606:4700:3033::ac43:c892, 2606:4700:3037::6815:2c86, 104.21.44.134 and 172.67.200.146.

other host names including mubarak.kz, 889993291.xyz, 3548e.com, momoplayvip.info and cenit.info share IP numbers with knowledge-download.com.

Name Servers

knowledge-download.com is delegated to two name servers elaine.ns.cloudflare.com and mario.ns.cloudflare.com.

knowledge-download.com shares the same name server setup as other domains, for instance polskiestrony.net, fatburneraustralia.com, eckeryachting.com, esculca.net and alprostadil-de.info.

knowledge-download.com at least partially shares name servers with other domains, for instance cantix.ca, shkaizhi.cn, thungthonglotto.com, yangpengyu.cn and riedon.com.

These name servers are commonly used alongside mustafa.ns.cloudflare.com and odin.ns.cloudflare.com.

Host names with six IP numbers:

Host name elaine.ns.cloudflare.com points to: 2606:4700:50::adf5:3a98, 2803:f800:50::6ca2:c098, 2a06:98c1:50::ac40:2098, 108.162.192.152, 172.64.32.152 and 173.245.58.152.

Host name mario.ns.cloudflare.com points to: 2606:4700:58::adf5:3bcb, 2803:f800:50::6ca2:c1cb, 2a06:98c1:50::ac40:21cb, 108.162.193.203, 172.64.33.203 and 173.245.59.203.

knowledge-download.com - robtex.com