🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowledgegradient.de`

DNSSEC	⚠️ Not signed
A	80.156.57.59^{🇩🇪 DTAG80.156.0.0/16 Deutsche Telekom AG, Internet service provider}
		PTR	`web1.academicmediagroup.uk`
NS	`ns1.meiss.net` ⭐
		A	2600:9000:5301:aa00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-426.awsdns-53.com`
		A	205.251.193.170^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-426.awsdns-53.com`
NS	`ns2.meiss.net`
		A	2600:9000:5305:2600::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1318.awsdns-36.org`
		A	205.251.197.38^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1318.awsdns-36.org`
NS	`ns3.meiss.net`
		A	2600:9000:5307:7d00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1917.awsdns-47.co.uk`
		A	205.251.199.125^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1917.awsdns-47.co.uk`
NS	`ns4.meiss.net`
		A	2600:9000:5302:d600::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-726.awsdns-26.net`
		A	205.251.194.214^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-726.awsdns-26.net`
MX	`mx2.meiss.net` ⭐
		A	80.156.56.248^{🇩🇪 DTAG80.156.0.0/16 Deutsche Telekom AG, Internet service provider}
			PTR	`meiss.meiss.net`
SOA	`ns1.meiss.net`awsdns-hostmaster@amazon.com 2024-02-16 #1

`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=1788533399

Same first word

knowledgegradient.de

Previous names

Next names

DNS History

8 records (6 active, 2 former)

●NSns1.meiss.net2015-08-10 → 2026-09-04 · 2 obs

● 2015-08-10 15:21:52
● 2026-09-04 15:12:48

●NSns2.meiss.net2015-08-10 → 2026-09-04 · 2 obs

● 2015-08-10 15:21:52
● 2026-09-04 15:12:48

●NSns3.meiss.net2026-08-20 → 2026-09-04 · 3 obs

○ 2015-08-10 15:21:52
● 2026-08-20 15:56:18
● 2026-09-04 15:12:48

●NSns4.meiss.net2026-08-20 → 2026-09-04 · 3 obs

○ 2015-08-10 15:21:52
● 2026-08-20 15:56:18
● 2026-09-04 15:12:48

○MXmail.knowledgegradient.de2015-08-10 → 2017-03-31 · 4 obs

● 2015-08-10 15:21:52
● 2017-03-31 08:59:56
○ 2026-08-20 15:56:18
○ 2026-09-04 15:12:48

●MXmx2.meiss.net2026-08-20 → 2026-09-04 · 3 obs

○ 2017-03-31 08:59:56
● 2026-08-20 15:56:18
● 2026-09-04 15:12:48

○A80.156.56.2482015-08-10 → 2017-03-31 · 4 obs

● 2015-08-10 15:21:52
● 2017-03-31 08:59:56
○ 2026-08-20 15:56:18
○ 2026-09-04 15:12:48

●A80.156.57.592026-08-20 → 2026-09-04 · 3 obs

○ 2017-03-31 08:59:56
● 2026-08-20 15:56:18
● 2026-09-04 15:12:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
knowledgegradient.de	ns2.meiss.net, ns4.meiss.net, ns1.meiss.net, ns3.meiss.net	-

✅ Authoritative Response

Server:205.251.199.125

NS records: ns2.meiss.net, ns4.meiss.net, ns1.meiss.net, ns3.meiss.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgegradient.de (unsigned zone)

⏱️ Timing

Total: 2014ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.156.57.59`
NS	4	`ns1.meiss.net, ns2.meiss.net...`
MX	1	`mx2.meiss.net (pri: 10)`
SOA	1	`ns1.meiss.net awsdns-hostmaster.amazon.c`

Analysis

IP Addresses

knowledgegradient.de directs to one IP number, which is 80.156.57.59.

Among the host names that share IP numbers with knowledgegradient.de are negotiationresults.com, lancasterexecutive.de, operations.sg and two others.

Name Servers

The domain knowledgegradient.de is delegated to these four name servers: ns1.meiss.net, ns2.meiss.net, ns3.meiss.net and ns4.meiss.net.

At least some of knowledgegradient.de's name servers are shared with other domains, for example manhattan-review.org, pricingmanagement.co.uk, scmexeced.com and two more.

It is common for these name servers to be used in conjunction with the name servers ns1.manrev.net, ns1.mm-com.de and ns2.mm-com.de.

Four hostnames, each resolving to a pair of IP addresses: ns1.meiss.net directs to 205.251.193.170 and 2600:9000:5301:aa00::1; ns2.meiss.net directs to 205.251.197.38 and 2600:9000:5305:2600::1; ns3.meiss.net directs to 205.251.199.125 and 2600:9000:5307:7d00::1; ns4.meiss.net directs to 205.251.194.214 and 2600:9000:5302:d600::1.

Mail Servers

knowledgegradient.de routes its mail through a single mail server, mx2.meiss.net.

knowledgegradient.de has the same mail server arrangement as a number of other domains, for example assortment.de, approximate-dp.com, supplychaininnovation.com and two more.

mx2.meiss.net points to one IP number — 80.156.56.248.

knowledgegradient.de - robtex.com