`theknowledgeguru.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:abcb^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2fb5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.181^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.203^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dana.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a69^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c069^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2069^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dana.ns.cloudflare.com`
		A	108.162.192.105^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	172.64.32.105^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
		A	173.245.58.105^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dana.ns.cloudflare.com`
NS	`harvey.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c98^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c398^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harvey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2398^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harvey.ns.cloudflare.com`
		A	108.162.195.152^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
		A	162.159.44.152^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
		A	172.64.35.152^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harvey.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.181, 172.67.171.203
		IPv6 hints	2606:4700:3032::ac43:abcb, 2606:4700:3033::6815:2fb5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com
SOA	`dana.ns.cloudflare.com`dns@cloudflare.com serial=2401168285

`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=1777009111

Same first word

theknowledgeguru.com

DNS History

23 records (6 active, 17 former)

●NSdana.ns.cloudflare.com2026-02-17 → 2026-04-24 · 3 obs

○ 2018-08-10 12:02:14
● 2026-02-17 17:40:26
● 2026-04-24 05:49:46

●NSharvey.ns.cloudflare.com2026-02-17 → 2026-04-24 · 3 obs

○ 2018-08-10 12:02:14
● 2026-02-17 17:40:26
● 2026-04-24 05:49:46

○NSns-1266.awsdns-30.org2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○NSns-1871.awsdns-41.co.uk2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○NSns-47.awsdns-05.com2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○NSns-635.awsdns-15.net2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○NSns1.hover.com2015-08-18 → 2016-12-25 · 4 obs

● 2015-08-18 09:56:24
● 2016-12-25 09:58:10
○ 2018-08-10 12:02:14
○ 2026-04-24 05:49:46

○NSns2.hover.com2015-08-18 → 2016-12-25 · 4 obs

● 2015-08-18 09:56:24
● 2016-12-25 09:58:10
○ 2018-08-10 12:02:14
○ 2026-04-24 05:49:46

○MXmx.hover.com.cust.hostedemail.com2015-08-18 → 2016-12-25 · 4 obs

● 2015-08-18 09:56:24
● 2016-12-25 09:58:10
○ 2018-08-10 12:02:14
○ 2026-04-24 05:49:46

○MXmx1.forwardmx.io2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○MXmx2.forwardmx.io2018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

●A104.21.47.1812026-02-17 → 2026-04-24 · 147 obs

○ 2018-08-10 12:02:14
● 2026-02-17 17:40:26
○ 2026-02-17 21:52:02
● 2026-02-18 00:09:50
● 2026-02-18 01:03:46
○ 2026-02-18 02:11:26
○ 2026-02-18 22:50:52
● 2026-02-18 23:24:24
● 2026-02-19 03:55:00
○ 2026-02-19 07:33:52
● 2026-02-19 14:10:16
● 2026-02-20 00:14:22
○ 2026-02-20 00:54:46
● 2026-02-20 10:18:26
● 2026-02-20 11:24:28
○ 2026-02-20 12:27:34
○ 2026-02-21 08:55:16
● 2026-02-21 14:42:22
● 2026-02-21 17:02:26
○ 2026-02-21 23:30:20
● 2026-02-22 00:11:30
○ 2026-02-22 00:53:44
○ 2026-02-22 02:17:30
● 2026-02-22 09:13:14
○ 2026-02-22 18:59:38
○ 2026-02-22 20:03:44
● 2026-02-23 00:11:36
○ 2026-02-23 04:42:12
○ 2026-02-23 15:36:10
● 2026-02-23 18:58:18
○ 2026-02-23 20:42:56
● 2026-02-23 23:09:24
○ 2026-02-24 00:07:34
○ 2026-02-24 01:14:56
● 2026-02-24 07:20:44
○ 2026-02-24 08:20:26
○ 2026-02-24 21:20:50
● 2026-02-25 00:11:04
● 2026-02-25 06:45:32
○ 2026-02-25 21:44:08
● 2026-02-25 22:43:22
○ 2026-02-25 23:35:04
○ 2026-02-26 00:39:14
● 2026-02-26 10:57:00
○ 2026-02-26 12:58:52
○ 2026-02-26 19:26:16
● 2026-02-27 00:17:04
○ 2026-02-27 00:47:26
○ 2026-02-27 03:41:14
● 2026-02-27 09:26:48
○ 2026-02-27 11:10:24
○ 2026-02-27 13:02:20
● 2026-02-27 13:58:42
● 2026-02-28 06:54:38
○ 2026-02-28 07:53:58
○ 2026-02-28 11:37:46
● 2026-02-28 13:57:16
● 2026-02-28 18:46:40
○ 2026-02-28 20:12:14
● 2026-03-01 00:13:20
○ 2026-03-01 00:44:54
○ 2026-03-01 05:51:34
● 2026-03-01 06:46:14
○ 2026-03-01 20:47:08
○ 2026-03-01 23:09:10
● 2026-03-02 00:13:06
● 2026-03-02 04:36:28
○ 2026-03-02 05:36:58
● 2026-03-02 10:29:12
○ 2026-03-02 16:49:00
○ 2026-03-02 22:16:04
● 2026-03-03 00:12:12
○ 2026-03-03 05:38:10
● 2026-03-03 06:23:30
○ 2026-03-03 12:30:20
○ 2026-03-03 17:02:26
● 2026-03-03 23:59:28
○ 2026-03-04 01:49:48
○ 2026-03-04 10:12:58
● 2026-03-05 00:12:14
○ 2026-03-05 01:35:48
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● 2026-03-05 05:18:44
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● 2026-03-05 23:33:38
● 2026-03-06 11:26:58
○ 2026-03-06 13:33:46
● 2026-03-06 19:44:06
● 2026-03-07 01:15:40
○ 2026-03-07 02:35:42
● 2026-03-07 03:41:20
● 2026-03-08 00:10:56
○ 2026-03-08 00:44:12
○ 2026-03-08 06:07:14
● 2026-03-08 12:45:12
● 2026-03-08 18:09:40
○ 2026-03-08 20:44:50
● 2026-03-09 00:12:22
○ 2026-03-09 03:36:28
○ 2026-03-09 08:40:00
● 2026-03-09 12:18:42
○ 2026-03-09 13:30:52
○ 2026-03-09 20:35:26
● 2026-03-09 22:17:10
● 2026-03-10 00:00:44
○ 2026-03-10 00:47:56
○ 2026-03-10 11:28:28
● 2026-03-10 14:23:20
● 2026-03-11 00:11:56
○ 2026-03-11 03:17:00
○ 2026-03-11 05:57:56
● 2026-03-11 11:33:42
○ 2026-03-11 12:05:56
○ 2026-03-11 22:40:54
● 2026-03-12 00:13:30
○ 2026-03-12 01:39:28
○ 2026-03-12 02:28:42
● 2026-03-12 06:23:48
● 2026-03-12 17:09:36
○ 2026-03-12 18:29:12
● 2026-03-13 00:11:16
○ 2026-03-13 02:21:06
○ 2026-03-13 12:45:32
● 2026-03-14 00:09:18
● 2026-03-14 02:29:56
○ 2026-03-14 06:05:50
○ 2026-03-14 07:03:26
● 2026-03-14 10:49:02
○ 2026-03-14 13:48:30
● 2026-03-14 14:47:06
○ 2026-03-14 15:51:52
○ 2026-03-14 17:31:04
● 2026-03-14 19:00:08
● 2026-03-15 00:10:26
○ 2026-03-15 02:58:54
○ 2026-03-15 05:46:46
● 2026-03-15 08:38:42
● 2026-03-15 16:16:08
○ 2026-03-15 18:22:08
○ 2026-03-15 19:22:48
● 2026-03-16 00:11:24
○ 2026-03-16 01:40:54
● 2026-03-16 10:00:46
○ 2026-03-16 11:19:24
● 2026-03-19 01:02:16
● 2026-04-24 05:49:46

●A172.67.171.2032026-02-17 → 2026-04-24 · 147 obs

○A188.114.96.02026-02-17 → 2026-03-16 · 146 obs

○ 2026-02-17 17:40:26
● 2026-02-17 21:52:02
○ 2026-02-18 00:09:50
○ 2026-02-18 01:03:46
● 2026-02-18 02:11:26
● 2026-02-18 22:50:52
○ 2026-02-18 23:24:24
○ 2026-02-19 03:55:00
● 2026-02-19 07:33:52
○ 2026-02-19 14:10:16
○ 2026-02-20 00:14:22
● 2026-02-20 00:54:46
○ 2026-02-20 10:18:26
○ 2026-02-20 11:24:28
● 2026-02-20 12:27:34
● 2026-02-21 08:55:16
○ 2026-02-21 14:42:22
○ 2026-02-21 17:02:26
● 2026-02-21 23:30:20
○ 2026-02-22 00:11:30
● 2026-02-22 00:53:44
● 2026-02-22 02:17:30
○ 2026-02-22 09:13:14
● 2026-02-22 18:59:38
● 2026-02-22 20:03:44
○ 2026-02-23 00:11:36
● 2026-02-23 04:42:12
● 2026-02-23 15:36:10
○ 2026-02-23 18:58:18
● 2026-02-23 20:42:56
○ 2026-02-23 23:09:24
● 2026-02-24 00:07:34
● 2026-02-24 01:14:56
○ 2026-02-24 07:20:44
● 2026-02-24 08:20:26
● 2026-02-24 21:20:50
○ 2026-02-25 00:11:04
○ 2026-02-25 06:45:32
● 2026-02-25 21:44:08
○ 2026-02-25 22:43:22
● 2026-02-25 23:35:04
● 2026-02-26 00:39:14
○ 2026-02-26 10:57:00
● 2026-02-26 12:58:52
● 2026-02-26 19:26:16
○ 2026-02-27 00:17:04
● 2026-02-27 00:47:26
● 2026-02-27 03:41:14
○ 2026-02-27 09:26:48
● 2026-02-27 11:10:24
● 2026-02-27 13:02:20
○ 2026-02-27 13:58:42
○ 2026-02-28 06:54:38
● 2026-02-28 07:53:58
● 2026-02-28 11:37:46
○ 2026-02-28 13:57:16
○ 2026-02-28 18:46:40
● 2026-02-28 20:12:14
○ 2026-03-01 00:13:20
● 2026-03-01 00:44:54
● 2026-03-01 05:51:34
○ 2026-03-01 06:46:14
● 2026-03-01 20:47:08
● 2026-03-01 23:09:10
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○ 2026-03-02 04:36:28
● 2026-03-02 05:36:58
○ 2026-03-02 10:29:12
● 2026-03-02 16:49:00
● 2026-03-02 22:16:04
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● 2026-03-03 05:38:10
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● 2026-03-03 12:30:20
● 2026-03-03 17:02:26
○ 2026-03-03 23:59:28
● 2026-03-04 01:49:48
● 2026-03-04 10:12:58
○ 2026-03-05 00:12:14
● 2026-03-05 01:35:48
● 2026-03-05 03:28:02
○ 2026-03-05 05:18:44
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● 2026-03-05 20:15:40
○ 2026-03-05 23:33:38
○ 2026-03-06 11:26:58
● 2026-03-06 13:33:46
○ 2026-03-06 19:44:06
○ 2026-03-07 01:15:40
● 2026-03-07 02:35:42
○ 2026-03-07 03:41:20
○ 2026-03-08 00:10:56
● 2026-03-08 00:44:12
● 2026-03-08 06:07:14
○ 2026-03-08 12:45:12
○ 2026-03-08 18:09:40
● 2026-03-08 20:44:50
○ 2026-03-09 00:12:22
● 2026-03-09 03:36:28
● 2026-03-09 08:40:00
○ 2026-03-09 12:18:42
● 2026-03-09 13:30:52
● 2026-03-09 20:35:26
○ 2026-03-09 22:17:10
○ 2026-03-10 00:00:44
● 2026-03-10 00:47:56
● 2026-03-10 11:28:28
○ 2026-03-10 14:23:20
○ 2026-03-11 00:11:56
● 2026-03-11 03:17:00
● 2026-03-11 05:57:56
○ 2026-03-11 11:33:42
● 2026-03-11 12:05:56
● 2026-03-11 22:40:54
○ 2026-03-12 00:13:30
● 2026-03-12 01:39:28
● 2026-03-12 02:28:42
○ 2026-03-12 06:23:48
○ 2026-03-12 17:09:36
● 2026-03-12 18:29:12
○ 2026-03-13 00:11:16
● 2026-03-13 02:21:06
● 2026-03-13 12:45:32
○ 2026-03-14 00:09:18
○ 2026-03-14 02:29:56
● 2026-03-14 06:05:50
● 2026-03-14 07:03:26
○ 2026-03-14 10:49:02
● 2026-03-14 13:48:30
○ 2026-03-14 14:47:06
● 2026-03-14 15:51:52
● 2026-03-14 17:31:04
○ 2026-03-14 19:00:08
○ 2026-03-15 00:10:26
● 2026-03-15 02:58:54
● 2026-03-15 05:46:46
○ 2026-03-15 08:38:42
○ 2026-03-15 16:16:08
● 2026-03-15 18:22:08
● 2026-03-15 19:22:48
○ 2026-03-16 00:11:24
● 2026-03-16 01:40:54
○ 2026-03-16 10:00:46
● 2026-03-16 11:19:24
○ 2026-03-19 01:02:16
○ 2026-04-24 05:49:46

○A188.114.97.02026-02-17 → 2026-03-16 · 146 obs

●A2606:4700:3032::ac43:abcb2026-02-17 → 2026-04-24 · 147 obs

●A2606:4700:3033::6815:2fb52026-02-17 → 2026-04-24 · 147 obs

○A2a06:98c1:3120::2026-02-17 → 2026-03-16 · 146 obs

○A2a06:98c1:3121::2026-02-17 → 2026-03-16 · 146 obs

○A34.232.234.1002018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○A52.87.40.2052018-08-10 → 2018-08-10 · 4 obs

○ 2016-12-25 09:58:10
● 2018-08-10 12:02:14
○ 2026-02-17 17:40:26
○ 2026-04-24 05:49:46

○A64.98.145.302016-12-25 → 2016-12-25 · 4 obs

○ 2016-04-18 23:35:44
● 2016-12-25 09:58:10
○ 2018-08-10 12:02:14
○ 2026-04-24 05:49:46

○A64.99.80.302015-08-18 → 2016-04-18 · 4 obs

● 2015-08-18 09:56:24
● 2016-04-18 23:35:44
○ 2016-12-25 09:58:10
○ 2026-04-24 05:49:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
theknowledgeguru.com	dana.ns.cloudflare.com, harvey.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.105

NS records: dana.ns.cloudflare.com, harvey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for theknowledgeguru.com (unsigned zone)

⏱️ Timing

Total: 173ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.203, 104.21.47.181`
AAAA	2	`2606:4700:3033::6815:2fb5, 2606:4700:3032::ac43:abcb`
NS	2	`dana.ns.cloudflare.com, harvey.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dana.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

theknowledgeguru.com maps to four IP numbers: 2606:4700:3032::ac43:abcb, 2606:4700:3033::6815:2fb5, 104.21.47.181 and 172.67.171.203.

Other host names, for instance aftonhotel.com, hilltophunts.com, www.ufbpqmryrrctn.site, skifriends.com and portaleventos.cl share IP numbers with theknowledgeguru.com.

Name Servers

Two name servers dana.ns.cloudflare.com and harvey.ns.cloudflare.com are delegated to theknowledgeguru.com.

theknowledgeguru.com uses the same name server configuration as other domains, such as xjj54.cc, tweeked.org, acall.org, myap.ru and xjf80.cc.

theknowledgeguru.com at least partially shares name servers with other domains such as aim.com.my, andrei-ta.com, olithepap.com, steakfrite.com and snapmerchant.com.

These name servers are commonly used with dave.ns.cloudflare.com and ned.ns.cloudflare.com.

Host names with six IP numbers: Host name dana.ns.cloudflare.com points to 2606:4700:50::adf5:3a69, 2803:f800:50::6ca2:c069, 2a06:98c1:50::ac40:2069, 108.162.192.105, 172.64.32.105 and 173.245.58.105; host name harvey.ns.cloudflare.com points to 2606:4700:58::a29f:2c98, 2803:f800:50::6ca2:c398, 2a06:98c1:50::ac40:2398, 108.162.195.152, 162.159.44.152 and 172.64.35.152.

theknowledgeguru.com - robtex.com