`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

DNS History

22 records (15 active, 7 former)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
commandlineheroes.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net	-

✅ Authoritative Response

Server: 198.51.44.1

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 commandlineheroes.com (unsigned zone)

⏱️ Timing

Total: 448ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`100.28.104.175, 54.157.108.158...`
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

commandlineheroes.com maps to six IPs: 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 crownhotelhuddersfield.com, driveruber.com.tw, newcarnivalgames.com, www.mybrowndeernow.com and imodium.ru 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, including 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 ->2620:4d:4000:6259:7:1:0:1 and 198.51.44.1

dns2.p01.nsone.net ->2a00:edc0:6259:7:1::2 and 198.51.45.1

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

dns4.p01.nsone.net ->2a00:edc0:6259:7:1::4 and 198.51.45.65

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

dns2.p04.nsone.net ->2a00:edc0:6259:7:4::2 and 198.51.45.4

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

dns4.p04.nsone.net ->2a00:edc0:6259:7:4::4 and 198.51.45.68

Mail Servers

A single mail server handles commandlineheroes.com, mx1.redhat.com.

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

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

Host name mx1.redhat.com resolves to a single IP: 52.25.184.255.

commandlineheroes.com - robtex.com