it-knowledgebase.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`it-knowledgebase.com`

DNSSEC	⚠️ Not signed
A	15.175.52.35^{🇺🇸 Amazon15.175.0.0/16 EC2 Prefix}
		PTR	`ec2-15-175-52-35.ca-central-1.compute.amazonaws.com`
A	16.54.82.202^{🇺🇸 Amazon16.54.0.0/15 EC2 YUL prefix}
NS	`singapore.power-dns.com` ⭐
NS	`ns1.power-dns.com`
		A	13.58.50.225^{🇺🇸 Amazon13.58.0.0/15 EC2 CMH prefix}
			PTR	`ec2-13-58-50-225.us-east-2.compute.amazonaws.com`
NS	`ns2.power-dns.com`
		A	188.166.142.159^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
NS	`ns3.power-dns.com`
		A	139.59.220.175^{🇸🇬 DIGITALOCEAN139.59.220.0/22 DigitalOcean}
MX	`mx1.ewebdevelopment.com` ⭐
		A	159.203.54.48^{🇨🇦 DIGITALOCEAN159.203.52.0/22 DigitalOcean}
MX	`mx2.ewebdevelopment.com`⁽⁵⁾
		A	188.166.142.73^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
TXT	`934c3bfaa10e7d053ed251a82e3f4a82d19da885`
TXT	`afternic-verification-VKoxaZkQawZ8VVht35n43c`
TXT	`91f786e2661531d62a5e4bf8dc941c30c7391ed6`
TXT	`v=spf1 include:u2069692.wl.sendgrid.net -all`
SOA	`singapore.power-dns.com`hostmaster@power-dns.com 2025-01-15 #1

`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=1787050989

Same first word

it-knowledgebase.com

Previous names

Next names

DNS History

22 records (8 active, 14 former)

○NSamsterdam.power-dns.com2018-12-13 → 2026-04-08 · 7 obs

○ 2015-11-16 16:11:30
● 2018-12-13 09:27:16
○ 2026-03-30 09:06:12
○ 2026-04-05 11:25:30
● 2026-04-08 09:22:18
○ 2026-08-15 12:30:44
○ 2026-08-18 11:22:10

○NSip-172-26-1-146.us-east-2.compute.internal2026-03-30 → 2026-03-30 · 4 obs

○ 2018-12-13 09:27:16
● 2026-03-30 09:06:12
○ 2026-04-05 11:25:30
○ 2026-08-18 11:22:10

●NSns1.power-dns.com2015-07-12 → 2026-08-18 · 4 obs

● 2015-07-12 02:18:34
○ 2015-11-16 16:11:30
● 2018-12-13 09:27:16
● 2026-08-18 11:22:10

●NSns2.power-dns.com2015-07-12 → 2026-08-18 · 2 obs

● 2015-07-12 02:18:34
● 2026-08-18 11:22:10

●NSns3.power-dns.com2018-12-13 → 2026-08-18 · 3 obs

○ 2015-11-16 16:11:30
● 2018-12-13 09:27:16
● 2026-08-18 11:22:10

●NSsingapore.power-dns.com2026-04-05 → 2026-08-18 · 5 obs

○ 2026-03-30 09:06:12
● 2026-04-05 11:25:30
○ 2026-04-08 09:22:18
● 2026-08-15 12:30:44
● 2026-08-18 11:22:10

○MXmail.dovemail.com2015-07-12 → 2017-01-09 · 4 obs

● 2015-07-12 02:18:34
● 2017-01-09 17:01:36
○ 2018-12-13 09:27:16
○ 2026-08-18 11:22:10

●MXmx1.ewebdevelopment.com2018-12-13 → 2026-08-18 · 3 obs

○ 2017-01-09 17:01:36
● 2018-12-13 09:27:16
● 2026-08-18 11:22:10

●MXmx2.ewebdevelopment.com2018-12-13 → 2026-08-18 · 3 obs

○ 2017-01-09 17:01:36
● 2018-12-13 09:27:16
● 2026-08-18 11:22:10

○A15.157.246.792026-03-30 → 2026-08-18 · 2 obs

○ 2026-03-30 09:06:12
○ 2026-08-18 11:22:10

●A15.175.52.352026-08-18 → 2026-08-18 · 3 obs

○ 2026-08-15 12:30:44
● 2026-08-18 11:22:08
● 2026-08-18 11:22:10

○A15.222.165.2502026-04-05 → 2026-04-08 · 5 obs

○ 2026-03-30 09:06:12
● 2026-04-05 11:25:30
● 2026-04-08 09:22:18
○ 2026-08-15 12:30:44
○ 2026-08-18 11:22:10

○A15.222.56.852026-04-05 → 2026-04-08 · 5 obs

○ 2026-03-30 09:06:12
● 2026-04-05 11:25:30
● 2026-04-08 09:22:18
○ 2026-08-15 12:30:44
○ 2026-08-18 11:22:10

○A16.52.235.2352026-03-30 → 2026-03-30 · 4 obs

○ 2018-12-13 09:27:16
● 2026-03-30 09:06:12
○ 2026-04-05 11:25:30
○ 2026-08-18 11:22:10

○A16.54.26.922026-03-30 → 2026-03-30 · 4 obs

○ 2018-12-13 09:27:16
● 2026-03-30 09:06:12
○ 2026-04-05 11:25:30
○ 2026-08-18 11:22:10

●A16.54.82.2022026-08-15 → 2026-08-18 · 3 obs

○ 2026-04-08 09:22:18
● 2026-08-15 12:30:44
● 2026-08-18 11:22:10

○A174.36.107.1302015-07-12 → 2017-01-09 · 4 obs

● 2015-07-12 02:18:34
● 2017-01-09 17:01:36
○ 2018-12-13 09:27:16
○ 2026-08-18 11:22:10

○A174.37.172.1622015-07-12 → 2015-07-12 · 3 obs

● 2015-07-12 02:18:34
○ 2015-11-16 16:11:30
○ 2026-08-18 11:22:10

○A3.98.64.132026-03-30 → 2026-08-18 · 2 obs

○ 2026-03-30 09:06:12
○ 2026-08-18 11:22:10

○A35.182.143.632018-12-13 → 2018-12-13 · 4 obs

○ 2017-01-09 17:01:36
● 2018-12-13 09:27:16
○ 2026-03-30 09:06:12
○ 2026-08-18 11:22:10

○A35.183.191.1962018-12-13 → 2018-12-13 · 4 obs

○ 2017-01-09 17:01:36
● 2018-12-13 09:27:16
○ 2026-03-30 09:06:12
○ 2026-08-18 11:22:10

○A35.183.202.1752026-08-15 → 2026-08-15 · 4 obs

○ 2026-04-08 09:22:18
● 2026-08-15 12:30:44
○ 2026-08-18 11:22:08
○ 2026-08-18 11:22:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...	-
it-knowledgebase.com	ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com	3 records

✅ Authoritative Response

Server:188.166.142.159

NS records: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for it-knowledgebase.com (unsigned zone)

⏱️ Timing

Total: 838ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`16.54.82.202, 15.175.52.35`
NS	3	`ns2.power-dns.com, ns3.power-dns.com...`
MX	2	`mx2.ewebdevelopment.com (pri: 5), mx1.ewebdevelopment.com (pri: 1)`
TXT	4	`934c3bfaa10e7d053ed251a82e3f4a82d19da885, afternic-verification-VKoxaZkQawZ8VVht35...`
SOA	1	`amsterdam.power-dns.com hostmaster.power`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com)

Analysis

IP Addresses

it-knowledgebase.com has two IP addresses: 15.175.52.35 and 16.54.82.202

alboschetto.com, omandi.com, tele-max.com and two other host names share IP numbers with it-knowledgebase.com.

Name Servers

The authoritative name servers for it-knowledgebase.com are ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com and singapore.power-dns.com.

The name servers of it-knowledgebase.com overlap at least partially with those of other domains — among them navander.com, garps.com, kawaco.com and two more.

These name servers commonly appear alongside the name servers ip-172-26-1-146.us-east-2.compute.internal and amsterdam.power-dns.com.

Three hostnames, one IP address apiece: ns1.power-dns.com resolves to 13.58.50.225, ns2.power-dns.com resolves to 188.166.142.159 and ns3.power-dns.com resolves to 139.59.220.175.

Mail Servers

Mail for it-knowledgebase.com is handled by two mail servers — mx1.ewebdevelopment.com and mx2.ewebdevelopment.com.

it-knowledgebase.com uses an identical mail server configuration to several other domains — among them burunduk.com, surgicalwound.com, bofec.com and two more.

Both mx1.ewebdevelopment.com and mx2.ewebdevelopment.com have a single IP address each — mx1.ewebdevelopment.com resolves to 159.203.54.48 while mx2.ewebdevelopment.com resolves to 188.166.142.73.