knool.com - dns.ninja

`knool.com`

DNSSEC	⚠️ Not signed
A	54.154.176.99^{🇮🇪 Amazon54.154.0.0/16 EC2 DUB prefix}
		PTR	`ec2-54-154-176-99.eu-west-1.compute.amazonaws.com`
A	108.133.33.44^{🇮🇪 Amazon108.128.0.0/13 EC2 DUB prefix}
NS	`ns-558.awsdns-05.net` ⭐
		A	2600:9000:5302:2e00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-558.awsdns-05.net`
		A	205.251.194.46^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-558.awsdns-05.net`
NS	`ns-1353.awsdns-41.org`
		A	2600:9000:5305:4900::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1353.awsdns-41.org`
		A	205.251.197.73^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1353.awsdns-41.org`
NS	`ns-1777.awsdns-30.co.uk`
		A	2600:9000:5306:f100::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1777.awsdns-30.co.uk`
		A	205.251.198.241^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1777.awsdns-30.co.uk`
NS	`ns-421.awsdns-52.com`
		A	2600:9000:5301:a500::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-421.awsdns-52.com`
		A	205.251.193.165^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-421.awsdns-52.com`
MX	`inbound-smtp.eu-west-1.amazonaws.com` ⭐
		A	18.200.203.69^{🇮🇪 Amazon18.200.0.0/16 EC2 DUB prefix}
			PTR	`ec2-18-200-203-69.eu-west-1.compute.amazonaws.com`
		A	54.76.31.185^{🇮🇪 Amazon54.76.0.0/15 EC2 DUB prefix}
			PTR	`ec2-54-76-31-185.eu-west-1.compute.amazonaws.com`
		A	54.155.140.59^{🇮🇪 Amazon54.155.0.0/16 EC2 DUB prefix}
			PTR	`ec2-54-155-140-59.eu-west-1.compute.amazonaws.com`
TXT	`v=spf1 include:amazonses.com ~allgoogle-site-verification=HjQF_s39eazw1DhOJDx...`
SOA	`ns-558.awsdns-05.net`awsdns-hostmaster@amazon.com serial=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=1783822902

Subdomains

staging.knool.com

Same first word

knool.com

knool.net

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DNS History

32 records (7 active, 25 former)

○NSbuy.internettraffic.com2015-06-23 → 2016-05-05 · 5 obs

○ 2008-03-17 00:21:40
● 2015-06-23 14:12:24
● 2016-05-05 20:16:06
○ 2017-02-14 10:28:10
○ 2026-07-12 02:49:22

●NSns-1353.awsdns-41.org2019-12-23 → 2026-07-12 · 3 obs

○ 2017-02-14 10:28:10
● 2019-12-23 21:49:32
● 2026-07-12 02:49:22

●NSns-1777.awsdns-30.co.uk2019-12-23 → 2026-07-12 · 3 obs

○ 2017-02-14 10:28:10
● 2019-12-23 21:49:32
● 2026-07-12 02:49:22

●NSns-421.awsdns-52.com2019-12-23 → 2026-07-12 · 3 obs

○ 2017-02-14 10:28:10
● 2019-12-23 21:49:32
● 2026-07-12 02:49:22

●NSns-558.awsdns-05.net2019-12-23 → 2026-07-12 · 3 obs

○ 2017-02-14 10:28:10
● 2019-12-23 21:49:32
● 2026-07-12 02:49:22

○NSns1.hitfarm.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 00:21:40
○ 2015-06-23 14:12:24
○ 2026-07-12 02:49:22

○NSns1.uniregistrymarket.link2017-02-14 → 2017-02-14 · 4 obs

○ 2016-05-05 20:16:06
● 2017-02-14 10:28:10
○ 2019-12-23 21:49:32
○ 2026-07-12 02:49:22

○NSns2.hitfarm.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 00:21:40
○ 2015-06-23 14:12:24
○ 2026-07-12 02:49:22

○NSns2.uniregistrymarket.link2017-02-14 → 2017-02-14 · 4 obs

○ 2016-05-05 20:16:06
● 2017-02-14 10:28:10
○ 2019-12-23 21:49:32
○ 2026-07-12 02:49:22

○NSns3.hitfarm.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 00:21:40
○ 2015-06-23 14:12:24
○ 2026-07-12 02:49:22

○NSsell.internettraffic.com2015-06-23 → 2016-05-05 · 5 obs

○ 2008-03-17 00:21:40
● 2015-06-23 14:12:24
● 2016-05-05 20:16:06
○ 2017-02-14 10:28:10
○ 2026-07-12 02:49:22

●MXinbound-smtp.eu-west-1.amazonaws.com2019-12-23 → 2026-07-12 · 3 obs

○ 2015-06-23 14:12:24
● 2019-12-23 21:49:32
● 2026-07-12 02:49:22

○MXnullmx.knool.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 00:21:40
○ 2015-06-23 14:12:24
○ 2026-07-12 02:49:22

●A108.133.33.442026-07-12 → 2026-07-12 · 3 obs

○ 2026-06-18 15:55:08
● 2026-07-12 02:49:20
● 2026-07-12 02:49:22

○A217.68.70.692008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 00:21:40
○ 2015-06-23 14:12:24
○ 2026-07-12 02:49:22

○A34.243.194.282026-06-03 → 2026-06-08 · 5 obs

○ 2026-03-27 22:34:36
● 2026-06-03 19:40:06
● 2026-06-08 18:13:28
○ 2026-06-11 16:28:20
○ 2026-07-12 02:49:22

○A34.248.228.1262026-06-11 → 2026-06-11 · 5 obs

○ 2026-06-08 18:13:28
● 2026-06-11 16:28:20
● 2026-06-11 22:18:08
○ 2026-06-18 15:55:08
○ 2026-07-12 02:49:22

○A34.251.118.1272026-02-17 → 2026-07-12 · 2 obs

○ 2026-02-17 04:35:04
○ 2026-07-12 02:49:22

○A34.253.80.1732026-02-17 → 2026-07-12 · 2 obs

○ 2026-02-17 04:35:04
○ 2026-07-12 02:49:22

○A52.19.146.562026-02-17 → 2026-02-17 · 4 obs

○ 2019-12-23 21:49:32
● 2026-02-17 04:35:04
○ 2026-03-27 22:34:36
○ 2026-07-12 02:49:22

○A52.31.80.992026-06-08 → 2026-06-11 · 5 obs

○ 2026-06-03 19:40:06
● 2026-06-08 18:13:28
● 2026-06-11 22:18:08
○ 2026-06-18 15:55:08
○ 2026-07-12 02:49:22

○A52.50.100.1492026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-11 22:18:08
● 2026-06-18 15:55:08
○ 2026-07-12 02:49:20
○ 2026-07-12 02:49:22

●A54.154.176.992026-07-12 → 2026-07-12 · 3 obs

○ 2026-06-18 15:55:08
● 2026-07-12 02:49:20
● 2026-07-12 02:49:22

○A54.154.44.852019-12-23 → 2019-12-23 · 4 obs

○ 2017-02-14 10:28:10
● 2019-12-23 21:49:32
○ 2026-02-17 04:35:04
○ 2026-07-12 02:49:22

○A54.246.250.2092026-03-27 → 2026-03-27 · 4 obs

○ 2026-02-17 04:35:04
● 2026-03-27 22:34:36
○ 2026-06-03 19:40:06
○ 2026-07-12 02:49:22

○A54.72.104.1422019-12-23 → 2019-12-23 · 4 obs

○ 2017-02-14 10:28:10
● 2019-12-23 21:49:32
○ 2026-02-17 04:35:04
○ 2026-07-12 02:49:22

○A54.76.69.1862026-03-27 → 2026-03-27 · 4 obs

○ 2026-02-17 04:35:04
● 2026-03-27 22:34:36
○ 2026-06-03 19:40:06
○ 2026-07-12 02:49:22

○A54.76.98.1582026-02-17 → 2026-02-17 · 4 obs

○ 2019-12-23 21:49:32
● 2026-02-17 04:35:04
○ 2026-03-27 22:34:36
○ 2026-07-12 02:49:22

○A63.32.12.1692026-06-03 → 2026-06-03 · 4 obs

○ 2026-03-27 22:34:36
● 2026-06-03 19:40:06
○ 2026-06-08 18:13:28
○ 2026-07-12 02:49:22

○A63.34.181.382026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-11 22:18:08
● 2026-06-18 15:55:08
○ 2026-07-12 02:49:20
○ 2026-07-12 02:49:22

○A69.172.201.1532016-05-05 → 2017-02-14 · 5 obs

○ 2016-02-25 04:42:24
● 2016-05-05 20:16:06
● 2017-02-14 10:28:10
○ 2019-12-23 21:49:32
○ 2026-07-12 02:49:22

○A69.172.201.2082015-06-23 → 2016-02-25 · 5 obs

○ 2008-03-17 00:21:40
● 2015-06-23 14:12:24
● 2016-02-25 04:42:24
○ 2016-05-05 20:16:06
○ 2026-07-12 02:49:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...	-
knool.com	ns-558.awsdns-05.net, ns-421.awsdns-52.com, ns-1777.awsdns-30.co.uk, ns-1353.awsdns-41.org	2 records

✅ Authoritative Response

Server:205.251.198.241

NS records: ns-558.awsdns-05.net, ns-421.awsdns-52.com, ns-1777.awsdns-30.co.uk, ns-1353.awsdns-41.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knool.com (unsigned zone)

⏱️ Timing

Total: 403ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.154.176.99, 108.133.33.44`
NS	4	`ns-1353.awsdns-41.org, ns-1777.awsdns-30.co.uk...`
MX	1	`inbound-smtp.eu-west-1.amazonaws.com (pr`
TXT	1	`v=spf1 include:amazonses.com ~allgoogle-`
SOA	1	`ns-558.awsdns-05.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-421.awsdns-52.com, ns-421.awsdns-52.com)

Analysis

Hierarchy

knool.com serves as the parent of staging.knool.com.

IP Addresses

knool.com resolves to the IP addresses 54.154.176.99 and 108.133.33.44

Name Servers

The authoritative name servers for knool.com are ns-421.awsdns-52.com, ns-558.awsdns-05.net, ns-1353.awsdns-41.org and ns-1777.awsdns-30.co.uk.

knool.com has at least partial name server overlap with other domains, such as seto-udon.jp, mcso.us, comak.cl and two others.

ns-421.awsdns-52.com, ns-558.awsdns-05.net, ns-1353.awsdns-41.org and ns-1777.awsdns-30.co.uk all point to exactly two IP numbers each: ns-421.awsdns-52.com → 205.251.193.165 and 2600:9000:5301:a500::1; ns-558.awsdns-05.net → 205.251.194.46 and 2600:9000:5302:2e00::1; ns-1353.awsdns-41.org → 205.251.197.73 and 2600:9000:5305:4900::1; ns-1777.awsdns-30.co.uk → 205.251.198.241 and 2600:9000:5306:f100::1.

Mail Servers

Mail for knool.com is handled by a single mail server, inbound-smtp.eu-west-1.amazonaws.com.

knool.com uses an identical mail server configuration to several other domains — among them qivos.cloud, aismond.com, ertflix.opentv.com and two more.

knool.com has at least partial mail server overlap with other domains such as projectadmin.nl, operaduomo.firenze.it, avaconversaconangeles.com and two more.

inbound-smtp.eu-west-1.amazonaws.com resolves to a set of three IP numbers: 18.200.203.69, 54.76.31.185 and 54.155.140.59.