`knowledgefaculty.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3b2c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:d5c9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.44^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.201^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carl.ns.cloudflare.com`
		A	108.162.193.106^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	172.64.33.106^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	173.245.59.106^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
NS	`lilith.ns.cloudflare.com`
		A	2606:4700:50::a29f:268f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lilith.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lilith.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lilith.ns.cloudflare.com`
		A	108.162.194.143^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lilith.ns.cloudflare.com`
		A	162.159.38.143^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lilith.ns.cloudflare.com`
		A	172.64.34.143^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lilith.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`MS=ms34932558`
TXT	`google-site-verification=zd_SnW4PwL7IhbbzvIs9dT47ERxiNSM-pDu5pc30gvM`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.44, 172.67.213.201
		IPv6 hints	2606:4700:3031::6815:3b2c, 2606:4700:3033::ac43:d5c9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=251, name=cloudflare-ech.com
SOA	`carl.ns.cloudflare.com`dns@cloudflare.com serial=2410090023

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1786407964

⚠️ On DNS blocklist: tif

Same first word

knowledgefaculty.org

DNS History

16 records (11 active, 5 former)

●NScarl.ns.cloudflare.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●NSlilith.ns.cloudflare.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

○NSns1.openprovider.nl2015-06-28 → 2020-03-06 · 4 obs

● 2015-06-28 01:38:46
● 2020-03-06 04:27:48
○ 2026-08-01 20:35:24
○ 2026-08-11 01:05:02

○NSns2.openprovider.be2015-06-28 → 2020-03-06 · 4 obs

● 2015-06-28 01:38:46
● 2020-03-06 04:27:48
○ 2026-08-01 20:35:24
○ 2026-08-11 01:05:02

○NSns3.openprovider.eu2015-06-28 → 2020-03-06 · 4 obs

● 2015-06-28 01:38:46
● 2020-03-06 04:27:48
○ 2026-08-01 20:35:24
○ 2026-08-11 01:05:02

●MXalt1.aspmx.l.google.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●MXalt2.aspmx.l.google.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●MXalt3.aspmx.l.google.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●MXalt4.aspmx.l.google.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●MXaspmx.l.google.com2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

○MXmail.knowledgefaculty.org2015-06-28 → 2020-03-06 · 4 obs

● 2015-06-28 01:38:46
● 2020-03-06 04:27:48
○ 2026-08-01 20:35:24
○ 2026-08-11 01:05:02

●A104.21.59.442026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●A172.67.213.2012026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●A2606:4700:3031::6815:3b2c2026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

●A2606:4700:3033::ac43:d5c92026-08-01 → 2026-08-11 · 3 obs

○ 2020-03-06 04:27:48
● 2026-08-01 20:35:24
● 2026-08-11 01:05:02

○A87.249.99.902015-06-28 → 2020-03-06 · 4 obs

● 2015-06-28 01:38:46
● 2020-03-06 04:27:48
○ 2026-08-01 20:35:24
○ 2026-08-11 01:05:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
knowledgefaculty.org	carl.ns.cloudflare.com, lilith.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.106

NS records: carl.ns.cloudflare.com, lilith.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgefaculty.org (unsigned zone)

⏱️ Timing

Total: 1129ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.213.201, 104.21.59.44`
AAAA	2	`2606:4700:3033::ac43:d5c9, 2606:4700:3031::6815:3b2c`
NS	2	`carl.ns.cloudflare.com, lilith.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`MS=ms34932558, google-site-verification=zd_SnW4PwL7Ihbb...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carl.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

knowledgefaculty.org directs to four IP numbers, which are 104.21.59.44, 172.67.213.201, 2606:4700:3031::6815:3b2c and 2606:4700:3033::ac43:d5c9.

Two other host names, along with miotau.com, legogewinnspiel.de and xpchatgpt.486957763.workers.dev, also share IP numbers with knowledgefaculty.org.

Name Servers

The NS records for knowledgefaculty.org delegate to carl.ns.cloudflare.com and lilith.ns.cloudflare.com.

knowledgefaculty.org shares its NS records with other domains, for example yarbot.xyz, bullheadcitybee.us, arka360.com and two others.

The name servers of knowledgefaculty.org overlap at least partially with those of other domains — among them sme-fx.com, deltasupportservices.com, switchgearelectrical.com and two more.

These name servers commonly appear alongside the name servers rex.ns.cloudflare.com and teagan.ns.cloudflare.com.

DNS names with 6 IP addresses:

carl.ns.cloudflare.com maps to 108.162.193.106, 172.64.33.106, 173.245.59.106 and 3 additional IP addresses.

lilith.ns.cloudflare.com maps to 108.162.194.143, 162.159.38.143, 172.64.34.143 and 3 additional IP addresses.

Mail Servers

Five mail servers handle knowledgefaculty.org: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between knowledgefaculty.org and other domains, including entero.co.in, petmeetly.com, ns500759.ns500698.ns500759.ns500759.ns500698.ns500736.ns500698.ns500736.ns500735.ns500708.ns500708.ns500686.ns500686.ns500576.ns500619.trackreceptor.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

The A records for aspmx.l.google.com return 142.251.163.27 and 2607:f8b0:4004:c09::1a.

The A records for alt1.aspmx.l.google.com return 192.178.234.26 and 2800:3f0:4003:c14::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.

knowledgefaculty.org - robtex.com