🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`commandlinesystems.com`

DNSSEC	⚠️ Not signed
A	3.140.98.146^{🇺🇸 Amazon3.136.0.0/13 EC2 CMH prefix}
		PTR	`ec2-3-140-98-146.us-east-2.compute.amazonaws.com`
NS	`ns-1960.awsdns-53.co.uk` ⭐
		A	2600:9000:5307:a800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1960.awsdns-53.co.uk`
		A	205.251.199.168^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1960.awsdns-53.co.uk`
NS	`ns-1327.awsdns-37.org`
		A	2600:9000:5305:2f00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1327.awsdns-37.org`
		A	205.251.197.47^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1327.awsdns-37.org`
NS	`ns-156.awsdns-19.com`
		A	2600:9000:5300:9c00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-156.awsdns-19.com`
		A	205.251.192.156^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-156.awsdns-19.com`
NS	`ns-522.awsdns-01.net`
		A	2600:9000:5302:a00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-522.awsdns-01.net`
		A	205.251.194.10^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-522.awsdns-01.net`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
SOA	`ns-1960.awsdns-53.co.uk`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=1787396724

Same first word

commandlinesystems.com

Previous names

Next names

DNS History

13 records (6 active, 7 former)

●NSns-1327.awsdns-37.org2026-08-18 → 2026-08-22 · 3 obs

○ 2017-02-17 11:24:54
● 2026-08-18 09:57:54
● 2026-08-22 11:23:56

●NSns-156.awsdns-19.com2026-08-18 → 2026-08-22 · 3 obs

○ 2017-02-17 11:24:54
● 2026-08-18 09:57:54
● 2026-08-22 11:23:56

●NSns-1960.awsdns-53.co.uk2026-08-18 → 2026-08-22 · 3 obs

○ 2017-02-17 11:24:54
● 2026-08-18 09:57:54
● 2026-08-22 11:23:56

●NSns-522.awsdns-01.net2026-08-18 → 2026-08-22 · 3 obs

○ 2017-02-17 11:24:54
● 2026-08-18 09:57:54
● 2026-08-22 11:23:56

○NSns1-181.akam.net2015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

○NSns4-66.akam.net2015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

○NSns5-65.akam.net2015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

○NSns7-66.akam.net2015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

●MXinbound-smtp.us-east-1.amazonaws.com2026-08-18 → 2026-08-22 · 3 obs

○ 2017-02-17 11:24:54
● 2026-08-18 09:57:54
● 2026-08-22 11:23:56

○MXmailstore1.secureserver.net2015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

○MXsmtp.secureserver.net2015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

●A3.140.98.1462026-08-18 → 2026-08-22 · 3 obs

○ 2017-02-17 11:24:54
● 2026-08-18 09:57:54
● 2026-08-22 11:23:56

○A68.178.232.1002015-05-25 → 2017-02-17 · 4 obs

● 2015-05-25 12:29:30
● 2017-02-17 11:24:54
○ 2026-08-18 09:57:54
○ 2026-08-22 11:23:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
commandlinesystems.com	ns-156.awsdns-19.com, ns-522.awsdns-01.net, ns-1327.awsdns-37.org, ns-1960.awsdns-53.co.uk	2 records

✅ Authoritative Response

Server:205.251.199.168

NS records: ns-156.awsdns-19.com, ns-522.awsdns-01.net, ns-1327.awsdns-37.org, ns-1960.awsdns-53.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for commandlinesystems.com (unsigned zone)

⏱️ Timing

Total: 514ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.140.98.146`
NS	4	`ns-1327.awsdns-37.org, ns-156.awsdns-19.com...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
SOA	1	`ns-1960.awsdns-53.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-156.awsdns-19.com, ns-156.awsdns-19.com)

Analysis

IP Addresses

commandlinesystems.com resolves to one IP address: 3.140.98.146.

Name Servers

The authoritative name servers for commandlinesystems.com are ns-156.awsdns-19.com, ns-522.awsdns-01.net, ns-1327.awsdns-37.org and ns-1960.awsdns-53.co.uk.

At least some of commandlinesystems.com's name servers are shared with other domains, for example d3qcnnaul7235l.cloudfront.net, dyn-m.in, hakunamatatashowroom.com.ar and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-156.awsdns-19.com directs to 205.251.192.156 and 2600:9000:5300:9c00::1; ns-522.awsdns-01.net directs to 205.251.194.10 and 2600:9000:5302:a00::1; ns-1327.awsdns-37.org directs to 205.251.197.47 and 2600:9000:5305:2f00::1; ns-1960.awsdns-53.co.uk directs to 205.251.199.168 and 2600:9000:5307:a800::1.

Mail Servers

Mail for commandlinesystems.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

commandlinesystems.com uses an identical mail server configuration to several other domains — among them bytehouse.cloud, kddi-am.slack.com, copperleaf.slack.com and two more.

commandlinesystems.com has at least partial mail server overlap with other domains such as springserve.atlassian.net, clubworldmarketing.com, randstad-pt.atlassian.net and two more.

This set of mail servers commonly appears together with the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com directs to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.

commandlinesystems.com - robtex.com