importknowledge.com - dns.ninja

`importknowledge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3033^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:b2cb^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.51^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.203^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bob.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b68^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c168^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bob.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2168^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bob.ns.cloudflare.com`
		A	108.162.193.104^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	172.64.33.104^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	173.245.59.104^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
NS	`laura.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ab7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laura.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laura.ns.cloudflare.com`
		A	108.162.192.183^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	172.64.32.183^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	173.245.58.183^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`apple-domain=Q6OrL0jsdhuOIdeF`
TXT	`v=spf1 include:icloud.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.51, 172.67.178.203
		IPv6 hints	2606:4700:3030::6815:3033, 2606:4700:3033::ac43:b2cb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com
SOA	`bob.ns.cloudflare.com`dns@cloudflare.com serial=2408209372

`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=1783145336

Same first word

importknowledge.com

DNS History

25 records (8 active, 17 former)

●NSbob.ns.cloudflare.com2026-02-26 → 2026-07-04 · 3 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-07-04 06:32:30

○NSdns1.namecheaphosting.com2017-01-09 → 2018-07-08 · 4 obs

● 2017-01-09 01:41:32
● 2018-07-08 12:19:42
○ 2026-02-26 18:41:04
○ 2026-07-04 06:32:30

○NSdns2.namecheaphosting.com2017-01-09 → 2018-07-08 · 4 obs

● 2017-01-09 01:41:32
● 2018-07-08 12:19:42
○ 2026-02-26 18:41:04
○ 2026-07-04 06:32:30

●NSlaura.ns.cloudflare.com2026-02-26 → 2026-07-04 · 3 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-07-04 06:32:30

○MXeforward1.registrar-servers.com2026-02-26 → 2026-06-02 · 5 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

○MXeforward2.registrar-servers.com2026-02-26 → 2026-06-02 · 5 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

○MXeforward3.registrar-servers.com2026-02-26 → 2026-06-02 · 5 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

○MXeforward4.registrar-servers.com2026-02-26 → 2026-06-02 · 5 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

○MXeforward5.registrar-servers.com2026-02-26 → 2026-06-02 · 5 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

●MXmx01.mail.icloud.com2026-06-09 → 2026-07-04 · 3 obs

○ 2026-06-02 10:58:06
● 2026-06-09 06:14:06
● 2026-07-04 06:32:30

●MXmx02.mail.icloud.com2026-06-09 → 2026-07-04 · 3 obs

○ 2026-06-02 10:58:06
● 2026-06-09 06:14:06
● 2026-07-04 06:32:30

○MXsmx1.web-hosting.com2017-01-09 → 2018-07-08 · 4 obs

● 2017-01-09 01:41:32
● 2018-07-08 12:19:42
○ 2026-02-26 18:41:04
○ 2026-07-04 06:32:30

○MXsmx2.web-hosting.com2017-01-09 → 2018-07-08 · 4 obs

● 2017-01-09 01:41:32
● 2018-07-08 12:19:42
○ 2026-02-26 18:41:04
○ 2026-07-04 06:32:30

○MXsmx3.web-hosting.com2017-01-09 → 2018-07-08 · 4 obs

● 2017-01-09 01:41:32
● 2018-07-08 12:19:42
○ 2026-02-26 18:41:04
○ 2026-07-04 06:32:30

●A104.21.48.512026-02-26 → 2026-07-04 · 9 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-03-18 01:46:12
○ 2026-04-17 10:47:00
● 2026-05-05 20:36:58
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
● 2026-07-04 06:32:28
● 2026-07-04 06:32:30

●A172.67.178.2032026-02-26 → 2026-07-04 · 9 obs

○A188.114.96.02026-04-17 → 2026-06-09 · 7 obs

○ 2026-03-18 01:46:12
● 2026-04-17 10:47:00
○ 2026-05-05 20:36:58
○ 2026-06-02 10:58:06
● 2026-06-09 06:14:06
○ 2026-07-04 06:32:28
○ 2026-07-04 06:32:30

○A188.114.97.02026-04-17 → 2026-06-09 · 7 obs

○ 2026-03-18 01:46:12
● 2026-04-17 10:47:00
○ 2026-05-05 20:36:58
○ 2026-06-02 10:58:06
● 2026-06-09 06:14:06
○ 2026-07-04 06:32:28
○ 2026-07-04 06:32:30

○A198.54.116.312017-01-09 → 2018-07-08 · 4 obs

● 2017-01-09 01:41:32
● 2018-07-08 12:19:42
○ 2026-02-26 18:41:04
○ 2026-07-04 06:32:30

●A2606:4700:3030::6815:30332026-07-04 → 2026-07-04 · 3 obs

○ 2026-06-09 06:14:06
● 2026-07-04 06:32:28
● 2026-07-04 06:32:30

○A2606:4700:3031::6815:30332026-02-26 → 2026-06-02 · 8 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-03-18 01:46:12
○ 2026-04-17 10:47:00
● 2026-05-05 20:36:58
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

●A2606:4700:3033::ac43:b2cb2026-07-04 → 2026-07-04 · 3 obs

○ 2026-06-09 06:14:06
● 2026-07-04 06:32:28
● 2026-07-04 06:32:30

○A2606:4700:3034::ac43:b2cb2026-02-26 → 2026-06-02 · 8 obs

○ 2018-07-08 12:19:42
● 2026-02-26 18:41:04
● 2026-03-18 01:46:12
○ 2026-04-17 10:47:00
● 2026-05-05 20:36:58
● 2026-06-02 10:58:06
○ 2026-06-09 06:14:06
○ 2026-07-04 06:32:30

○A2a06:98c1:3120::2026-04-17 → 2026-06-09 · 7 obs

○ 2026-03-18 01:46:12
● 2026-04-17 10:47:00
○ 2026-05-05 20:36:58
○ 2026-06-02 10:58:06
● 2026-06-09 06:14:06
○ 2026-07-04 06:32:28
○ 2026-07-04 06:32:30

○A2a06:98c1:3121::2026-04-17 → 2026-06-09 · 7 obs

○ 2026-03-18 01:46:12
● 2026-04-17 10:47:00
○ 2026-05-05 20:36:58
○ 2026-06-02 10:58:06
● 2026-06-09 06:14:06
○ 2026-07-04 06:32:28
○ 2026-07-04 06:32:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
importknowledge.com	bob.ns.cloudflare.com, laura.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.183

NS records: bob.ns.cloudflare.com, laura.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for importknowledge.com (unsigned zone)

⏱️ Timing

Total: 265ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.178.203, 104.21.48.51`
AAAA	2	`2606:4700:3033::ac43:b2cb, 2606:4700:3030::6815:3033`
NS	2	`bob.ns.cloudflare.com, laura.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	2	`apple-domain=Q6OrL0jsdhuOIdeF, v=spf1 include:icloud.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bob.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

importknowledge.com resolves to four IP addresses: 104.21.48.51, 172.67.178.203, 2606:4700:3030::6815:3033 and 2606:4700:3033::ac43:b2cb.

Two other host names, along with muoi.neserp.com, ebuk.net and hkb-am.com, also share IP numbers with importknowledge.com.

Name Servers

Two name servers handle the delegation for importknowledge.com: bob.ns.cloudflare.com and laura.ns.cloudflare.com.

importknowledge.com shares its NS records with other domains, for example acrosssoft.com, jyks94.com, roohiphotography.com and two others.

importknowledge.com shares at least some of its name servers with other domains, including kalamazoocoffeenews.com, ptuwiz.company, golden-sky-leixlip.com and two others.

The name servers augustus.ns.cloudflare.com, carter.ns.cloudflare.com, rodney.ns.cloudflare.com and two others are commonly seen in use alongside these name servers.

DNS names with 6 IP addresses:

bob.ns.cloudflare.com resolves to 108.162.193.104, 172.64.33.104 and 173.245.59.104 among others, with 3 other IP addresses in total.

laura.ns.cloudflare.com resolves to 108.162.192.183, 172.64.32.183 and 173.245.58.183 among others, with 3 other IP addresses in total.

Mail Servers

importknowledge.com is served by two mail servers, mx01.mail.icloud.com and mx02.mail.icloud.com.

Among the domains sharing a mail server setup with importknowledge.com are poma.su, robis.be, hinerman.com and two others.

importknowledge.com shares at least some of its mail servers with other domains, such as cnb24.de and 360solutions.com.au.

DNS names with 6 IP addresses:

mx01.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31 and 17.57.152.5 among others, with 3 other IP addresses in total.

mx02.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31 and 17.57.152.5 among others, with 3 other IP addresses in total.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.42.251.62 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.56.9.31 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.152.5 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.154.33 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.155.25 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.156.30 IP addresses.