`commandlinehero.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:297:ba0e:7900:f622:48a8:f266^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:297:ba18:6ddc:5d8f:6053:f003^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:297:ba24:b508:76de:f4a:df34^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	54.157.108.158^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
A	98.83.184.133^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
A	100.28.104.175^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
NS	`dns1.p04.nsone.net` ⭐ ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:4:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p04.nsone.net`
		A	198.51.44.4^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p04.nsone.net`
NS	`dns1.p01.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p01.nsone.net`
NS	`dns2.p04.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:4::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p04.nsone.net`
		A	198.51.45.4^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p04.nsone.net`
NS	`dns3.p01.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p01.nsone.net`
NS	`dns3.p04.nsone.net` ⚠️ Not in parent delegation
		A	2620:4d:4000:6259:7:4:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p04.nsone.net`
		A	198.51.44.68^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p04.nsone.net`
NS	`dns4.p01.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p01.nsone.net`
NS	`dns4.p04.nsone.net` ⚠️ Not in parent delegation
		A	2a00:edc0:6259:7:4::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p04.nsone.net`
		A	198.51.45.68^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p04.nsone.net`
MX	`mx1.redhat.com` ⭐
		A	52.25.184.255^{🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix}
			PTR	`ec2-52-25-184-255.us-west-2.compute.amazonaws.com`
TXT	`v=spf1 -all`
SOA	`dns1.p04.nsone.net`hostmaster@nsone.net serial=1738808486

`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=1776983296

Same first word

commandlinehero.com

DNS History

36 records (15 active, 21 former)

●NSdns1.p01.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns1.p04.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns2.p01.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns2.p04.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns3.p01.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns3.p04.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns4.p01.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

●NSdns4.p04.nsone.net2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

○NSns1.dreamhost.com2015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 21:08:46
● 2015-12-03 10:26:26
○ 2017-02-18 13:50:04
○ 2026-04-23 22:39:24

○NSns1.eftydns.com2017-02-18 → 2017-02-18 · 4 obs

○ 2015-12-03 10:26:26
● 2017-02-18 13:50:04
○ 2020-02-15 01:48:30
○ 2026-04-23 22:39:24

○NSns1.redhat.com2020-02-15 → 2020-02-15 · 4 obs

○ 2017-02-18 13:50:04
● 2020-02-15 01:48:30
○ 2026-02-17 11:03:00
○ 2026-04-23 22:39:24

○NSns2.dreamhost.com2015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 21:08:46
● 2015-12-03 10:26:26
○ 2017-02-18 13:50:04
○ 2026-04-23 22:39:24

○NSns2.eftydns.com2017-02-18 → 2017-02-18 · 4 obs

○ 2015-12-03 10:26:26
● 2017-02-18 13:50:04
○ 2020-02-15 01:48:30
○ 2026-04-23 22:39:24

○NSns2.redhat.com2020-02-15 → 2020-02-15 · 4 obs

○ 2017-02-18 13:50:04
● 2020-02-15 01:48:30
○ 2026-02-17 11:03:00
○ 2026-04-23 22:39:24

○NSns3.dreamhost.com2015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 21:08:46
● 2015-12-03 10:26:26
○ 2017-02-18 13:50:04
○ 2026-04-23 22:39:24

○NSns3.redhat.com2020-02-15 → 2020-02-15 · 4 obs

○ 2017-02-18 13:50:04
● 2020-02-15 01:48:30
○ 2026-02-17 11:03:00
○ 2026-04-23 22:39:24

○NSns4.redhat.com2020-02-15 → 2020-02-15 · 4 obs

○ 2017-02-18 13:50:04
● 2020-02-15 01:48:30
○ 2026-02-17 11:03:00
○ 2026-04-23 22:39:24

○MXmail.efty.com2017-02-18 → 2017-02-18 · 4 obs

○ 2015-12-03 10:26:26
● 2017-02-18 13:50:04
○ 2020-02-15 01:48:30
○ 2026-04-23 22:39:24

●MXmx1.redhat.com2026-02-17 → 2026-04-23 · 3 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-04-23 22:39:24

○MXmx1.sub3.homie.mail.dreamhost.com2015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 21:08:46
● 2015-12-03 10:26:26
○ 2017-02-18 13:50:04
○ 2026-04-23 22:39:24

○MXmx2.sub3.homie.mail.dreamhost.com2015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 21:08:46
● 2015-12-03 10:26:26
○ 2017-02-18 13:50:04
○ 2026-04-23 22:39:24

●A100.28.104.1752026-02-17 → 2026-04-23 · 14 obs

○ 2020-02-15 01:48:30
● 2026-02-17 11:03:00
● 2026-02-22 06:40:56
○ 2026-02-25 01:00:32
○ 2026-02-28 13:43:22
● 2026-03-15 11:35:34
● 2026-03-16 06:50:16
○ 2026-03-22 13:14:36
● 2026-04-09 11:11:44
○ 2026-04-09 12:52:50
● 2026-04-13 05:54:34
○ 2026-04-13 06:30:56
● 2026-04-23 22:39:20
● 2026-04-23 22:39:24

○A119.81.170.182017-02-18 → 2017-02-18 · 4 obs

○ 2015-12-03 10:26:26
● 2017-02-18 13:50:04
○ 2020-02-15 01:48:30
○ 2026-04-23 22:39:24

○A18.185.24.462026-02-25 → 2026-04-13 · 12 obs

○ 2026-02-22 06:40:56
● 2026-02-25 01:00:32
● 2026-02-28 13:43:22
○ 2026-03-15 11:35:34
○ 2026-03-16 06:50:16
● 2026-03-22 13:14:36
○ 2026-04-09 11:11:44
● 2026-04-09 12:52:50
○ 2026-04-13 05:54:34
● 2026-04-13 06:30:56
○ 2026-04-23 22:39:20
○ 2026-04-23 22:39:24

○A209.132.183.1052020-02-15 → 2020-02-15 · 4 obs

○ 2017-02-18 13:50:04
● 2020-02-15 01:48:30
○ 2026-02-17 11:03:00
○ 2026-04-23 22:39:24

●A2600:1f18:297:ba0e:7900:f622:48a8:f2662026-02-17 → 2026-04-23 · 14 obs

●A2600:1f18:297:ba18:6ddc:5d8f:6053:f0032026-02-17 → 2026-04-23 · 14 obs

●A2600:1f18:297:ba24:b508:76de:f4a:df342026-02-17 → 2026-04-23 · 14 obs

○A2a05:d014:803:f30a:4c8d:5530:dac2:1792026-02-25 → 2026-04-13 · 12 obs

○A2a05:d014:803:f30c:505c:9738:13c:b7a52026-02-25 → 2026-04-13 · 12 obs

○A2a05:d014:803:f30e:ffe5:90d1:736a:fcad2026-02-25 → 2026-04-13 · 12 obs

○A3.126.5.1882026-02-25 → 2026-04-13 · 12 obs

○A3.71.139.1532026-02-25 → 2026-04-13 · 12 obs

●A54.157.108.1582026-02-17 → 2026-04-23 · 14 obs

○A69.163.146.192015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 21:08:46
● 2015-12-03 10:26:26
○ 2017-02-18 13:50:04
○ 2026-04-23 22:39:24

●A98.83.184.1332026-02-17 → 2026-04-23 · 14 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
commandlinehero.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net	-

✅ Authoritative Response

Server:198.51.44.1

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for commandlinehero.com (unsigned zone)

⏱️ Timing

Total: 329ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`54.157.108.158, 98.83.184.133...`
AAAA	3	`2600:1f18:297:ba0e:7900:f622:48a8:f266, 2600:1f18:297:ba24:b508:76de:f4a:df34...`
NS	4	`dns1.p04.nsone.net, dns2.p04.nsone.net...`
MX	1	`mx1.redhat.com (pri: 200)`
TXT	1	`v=spf1 -all`
SOA	1	`dns1.p04.nsone.net hostmaster.nsone.net`

Analysis

IP Addresses

commandlinehero.com resolves to six IP numbers: 2600:1f18:297:ba0e:7900:f622:48a8:f266, 2600:1f18:297:ba18:6ddc:5d8f:6053:f003, 2600:1f18:297:ba24:b508:76de:f4a:df34, 54.157.108.158, 98.83.184.133 and 100.28.104.175.

Other host names, for instance d.c237.cc.com, mtv.us, restylane.it, gotlongo.com and chocolateunveiled.com share IP numbers with commandlinehero.com.

Name Servers

commandlinehero.com delegates to eight name servers: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, dns1.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net and dns4.p04.nsone.net.

commandlinehero.com partially shares name servers with other domains; examples include bandaidonabulletrecords.com, stelarakit.com, deathtosomeday.com, saratbaker.com and sugarwolfbakery.com.

These name servers are commonly used alongside ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, ns01.jnjdns.com, ns02.jnjdns.com, ns03.jnjdns.com, ns04.jnjdns.com, connect1.squarespacedns.com and connect2.squarespacedns.com.

Host names with two IP numbers:

Host dns1.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1

Host dns2.p01.nsone.net points to 2a00:edc0:6259:7:1::2 and 198.51.45.1

Host dns3.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:3 and 198.51.44.65

Host dns4.p01.nsone.net points to 2a00:edc0:6259:7:1::4 and 198.51.45.65

Host dns1.p04.nsone.net points to 2620:4d:4000:6259:7:4:0:1 and 198.51.44.4

Host dns2.p04.nsone.net points to 2a00:edc0:6259:7:4::2 and 198.51.45.4

Host dns3.p04.nsone.net points to 2620:4d:4000:6259:7:4:0:3 and 198.51.44.68

Host dns4.p04.nsone.net points to 2a00:edc0:6259:7:4::4 and 198.51.45.68

Mail Servers

commandlinehero.com is handled by a single mail server, mx1.redhat.com.

commandlinehero.com has the same mail server setup as other domains, including codenvy.com, redhat.cz, redhat.co.in, optaplanner.com and manageiq.eu.

commandlinehero.com shares some mail servers with other domains, at least partially, such as redhat.es, fedoraloveskde.org, red-hat.com.mx, sistina.com and ns.redhat.de.

These mail servers are often used with the mail servers mx2.redhat.com.

mx1.redhat.com points to a single IP: 52.25.184.255.

commandlinehero.com - robtex.com