`commandlineheroes.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=1738810096

`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=1771291435

Same first word

commandlineheroes.com

DNS History

22 records (15 active, 7 former)

●NSdns1.p01.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns1.p04.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns2.p01.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns2.p04.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns3.p01.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns3.p04.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns4.p01.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●NSdns4.p04.nsone.net2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

○NSns-119-a.gandi.net2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

○NSns-125-c.gandi.net2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

○NSns-235-b.gandi.net2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

○NSns1.gandi.net2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

○MXfb.mail.gandi.net2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

●MXmx1.redhat.com2026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

○MXspool.mail.gandi.net2017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

●A100.28.104.1752026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

○A217.70.184.382017-09-09 → 2017-09-09 · 3 obs

● 2017-09-09 06:04:56
○ 2026-03-15 02:23:52
○ 2026-03-20 15:14:42

●A2600:1f18:297:ba0e:7900:f622:48a8:f2662026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●A2600:1f18:297:ba18:6ddc:5d8f:6053:f0032026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●A2600:1f18:297:ba24:b508:76de:f4a:df342026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●A54.157.108.1582026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

●A98.83.184.1332026-03-15 → 2026-03-20 · 3 obs

○ 2017-09-09 06:04:56
● 2026-03-15 02:23:52
● 2026-03-20 15:14:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
commandlineheroes.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net	-

✅ Authoritative Response

Server: 198.51.44.65

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 commandlineheroes.com (unsigned zone)

⏱️ Timing

Total: 335ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`54.157.108.158, 98.83.184.133...`
AAAA	3	`2600:1f18:297:ba24:b508:76de:f4a:df34, 2600:1f18:297:ba18:6ddc:5d8f:6053:f003...`
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

commandlineheroes.com points 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 include po-te-xiaojie.tw, bromleyhighschool.com, imap.mtv.pl, wayfair.in and solarturbines.inc; they share IP numbers with commandlineheroes.com.

Name Servers

commandlineheroes.com is delegated 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.

commandlineheroes.com at least partially shares name servers with other domains, for instance intuitionuk.co.uk, smartdoggraphics.com, adan.net, movingtaipei.com and cognos.co.uk.

these name servers are commonly used with 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:

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

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

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

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

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

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

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

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

Mail Servers

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

commandlineheroes.com uses the same mail server setup as other domains, for instance redhatpress.com, redhat.in, cloudformsnow.com, openvirtualization.com and manageiq.net.

commandlineheroes.com shares at least partially some mail servers with other domains, for instance jbpm.org, shareteam.redhat.de, flocktofedora.org, redhat.io and inktank.com.

these mail servers are commonly used together with mx2.redhat.com.

The host name mx1.redhat.com points to IP 52.25.184.255.

commandlineheroes.com - robtex.com