medknowledge.de - dns.ninja

`medknowledge.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:118f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:b0d5^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.143^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.213^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`johnathan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c2c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`johnathan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c32c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`johnathan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:232c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`johnathan.ns.cloudflare.com`
		A	108.162.195.44^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`johnathan.ns.cloudflare.com`
		A	162.159.44.44^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`johnathan.ns.cloudflare.com`
		A	172.64.35.44^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`johnathan.ns.cloudflare.com`
NS	`mia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mia.ns.cloudflare.com`
		A	108.162.192.200^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
		A	172.64.32.200^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
		A	173.245.58.200^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.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::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.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	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`brevo-code:f11001614c0fdb98b013162c2f6f4544`
TXT	`google-site-verification=R3wTqgnUgd5pth6gcqXe1yOAW6bTnm5Uw-pV5MEtBj0`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.143, 172.67.176.213
		IPv6 hints	2606:4700:3030::6815:118f, 2606:4700:3030::ac43:b0d5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=184, name=cloudflare-ech.com
SOA	`johnathan.ns.cloudflare.com`dns@cloudflare.com serial=2408340559

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1784275506

rank #775287 globally
rank #31805 in the tld
WOT: SAFE (73/100)

Subdomains

www.medknowledge.de

mail.medknowledge.de

Same first word

medknowledge.com

medknowledge.de

Similar names

knowledgemed.com

DNS History

23 records (11 active, 12 former)

●NSjohnathan.ns.cloudflare.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

●NSmia.ns.cloudflare.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

○NSns1.dlrz.net2015-08-15 → 2016-09-10 · 4 obs

● 2015-08-15 08:21:46
● 2016-09-10 22:51:04
○ 2017-07-10 20:36:10
○ 2026-07-17 08:08:32

○NSns1.dmsolutions.de2017-07-10 → 2017-07-10 · 4 obs

○ 2016-09-10 22:51:04
● 2017-07-10 20:36:10
○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

○NSns2.dlrz.net2015-08-15 → 2016-09-10 · 4 obs

● 2015-08-15 08:21:46
● 2016-09-10 22:51:04
○ 2017-07-10 20:36:10
○ 2026-07-17 08:08:32

○NSns2.dmsolutions.de2017-07-10 → 2017-07-10 · 4 obs

○ 2016-09-10 22:51:04
● 2017-07-10 20:36:10
○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

○NSns3.dmsolutions.de2017-07-10 → 2017-07-10 · 4 obs

○ 2016-09-10 22:51:04
● 2017-07-10 20:36:10
○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

○NSns4.dmsolutions.de2017-07-10 → 2017-07-10 · 4 obs

○ 2016-09-10 22:51:04
● 2017-07-10 20:36:10
○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

●MXalt1.aspmx.l.google.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

●MXalt2.aspmx.l.google.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

●MXalt3.aspmx.l.google.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

●MXalt4.aspmx.l.google.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

●MXaspmx.l.google.com2026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

○MXmail.medknowledge.de2015-08-15 → 2017-07-10 · 4 obs

● 2015-08-15 08:21:46
● 2017-07-10 20:36:10
○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

●A104.21.17.1432026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

○A172.64.80.12026-02-17 → 2026-07-17 · 2 obs

○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

●A172.67.176.2132026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-17 → 2026-07-17 · 2 obs

○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

●A2606:4700:3030::6815:118f2026-07-17 → 2026-07-17 · 2 obs

○ 2026-06-15 19:20:10
● 2026-07-17 08:08:32

●A2606:4700:3030::ac43:b0d52026-02-17 → 2026-07-17 · 3 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-07-17 08:08:32

○A2606:4700:3033::6815:118f2026-02-17 → 2026-06-15 · 4 obs

○ 2017-07-10 20:36:10
● 2026-02-17 21:45:52
● 2026-06-15 19:20:10
○ 2026-07-17 08:08:32

○A46.20.2.932015-08-15 → 2016-09-10 · 4 obs

● 2015-08-15 08:21:46
● 2016-09-10 22:51:04
○ 2017-07-10 20:36:10
○ 2026-07-17 08:08:32

○A84.19.167.1822017-07-10 → 2017-07-10 · 4 obs

○ 2016-09-10 22:51:04
● 2017-07-10 20:36:10
○ 2026-02-17 21:45:52
○ 2026-07-17 08:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
medknowledge.de	johnathan.ns.cloudflare.com, mia.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.200

NS records: johnathan.ns.cloudflare.com, mia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for medknowledge.de (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.176.213, 104.21.17.143`
AAAA	2	`2606:4700:3030::ac43:b0d5, 2606:4700:3030::6815:118f`
NS	2	`johnathan.ns.cloudflare.com, mia.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`brevo-code:f11001614c0fdb98b013162c2f6f4, google-site-verification=R3wTqgnUgd5pth6...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`johnathan.ns.cloudflare.com dns.cloudfla`

Analysis

Hierarchy

www.medknowledge.de and mail.medknowledge.de each fall under medknowledge.de as their parent domain.

IP Addresses

medknowledge.de directs to four IP numbers, which are 104.21.17.143, 172.67.176.213, 2606:4700:3030::6815:118f and 2606:4700:3030::ac43:b0d5.

Two other host names, along with www.ras306.org, saper-i.com and lillehammerkino.no, also share IP numbers with medknowledge.de.

Name Servers

medknowledge.de has two authoritative name servers — johnathan.ns.cloudflare.com and mia.ns.cloudflare.com.

medknowledge.de shares its NS records with other domains, for example skyco.co.za, ledtronix.co.za, sirinthornhospital.go.th and two others.

The name servers of medknowledge.de overlap at least partially with those of other domains — among them funevent.at, movexcentral.co.uk, xn--88-he3k61fvze.com and two more.

These name servers commonly appear alongside the name servers ricardo.ns.cloudflare.com and emely.ns.cloudflare.com.

DNS names with 6 IP addresses:

johnathan.ns.cloudflare.com points to 108.162.195.44, 162.159.44.44, 172.64.35.44 and 3 other IP addresses.

mia.ns.cloudflare.com points to 108.162.192.200, 172.64.32.200, 173.245.58.200 and 3 other IP addresses.

Mail Servers

Five mail servers handle medknowledge.de: 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 medknowledge.de and other domains, including ns500742.ns500742.ns500754.ns500731.ns500742.ns500742.ns500705.ns500671.ns500688.ns500649.ns500671.ns500291.ns500131.lustychickser.com, organic-conceptions.com, stratodesk.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, aspmx3.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com resolves to 142.251.167.27 and 2607:f8b0:4004:c19::1b.

alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.