bash.academy - dns.ninja

`bash.academy`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3034::6815:1f1b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:aeae^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.31.27^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.174^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`barbara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`barbara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`barbara.ns.cloudflare.com`
		A	108.162.192.248^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	172.64.32.248^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
		A	173.245.58.248^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`barbara.ns.cloudflare.com`
NS	`rajeev.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rajeev.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rajeev.ns.cloudflare.com`
		A	108.162.193.224^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	172.64.33.224^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	173.245.59.224^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁵²⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁸¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`v=spf1 include:satura.lyndir.com include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.31.27, 172.67.174.174
		IPv6 hints	2606:4700:3034::6815:1f1b, 2606:4700:3036::ac43:aeae
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=152, name=cloudflare-ech.com
SOA	`barbara.ns.cloudflare.com`dns@cloudflare.com serial=2411232235

`academy`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.academy` ⭐
	NS	`v0n1.nic.academy`
	NS	`v0n2.nic.academy`
	NS	`v0n3.nic.academy`
	NS	`v2n0.nic.academy`
	NS	`v2n1.nic.academy`
	SOA	`v0n0.nic.academy`hostmaster@donuts.email serial=1785902058

rank #798800 globally
rank #42 in the tld

bash.academy

The domainbash.academyhosts "The Bash Guide", an educational resource for learning the Bash shell programming language. The site and its contents are created and maintained by developer Maarten Billemont.

Key facts

Owner / operator: Maarten Billemont
TLD:.academy— gTLD
Primary purpose: Educational website and guide for the Bash shell scripting language
Status: active

Subdomains

guide.bash.academy

www.bash.academy

Same first word

bash.online

bash.run

bash.es

bash.org.ua

bash.org.pl

bash.com

bash.me

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bash.fashion

bash.fr

bash.store

bash.co.il

bash.news

bash.com.ua

bash.host

bash.media

bash.org.ru

bash.tools

bash.pw

bash.tech

bash.academy

bash.in

bash.social

bash.lv

bash.biz

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bash.al

bash.at

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bash.org.uk

bash.co.bw

bash.tips

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bash.am

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bash.video

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bash.gr

bash.net

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bsha.ru

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habs.events

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hsab.help

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ahbs.com.au

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abhs.edu.iq

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bsha.de

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hbsa.ru

absh.com.au

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abhs.info

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hbsa.com.py

DNS History

23 records (9 active, 14 former)

○NSa.dns.gandi.net2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

○NSb.dns.gandi.net2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

●NSbarbara.ns.cloudflare.com2026-02-15 → 2026-08-05 · 3 obs

○ 2016-07-21 12:36:04
● 2026-02-15 09:11:46
● 2026-08-05 04:40:14

○NSc.dns.gandi.net2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

●NSrajeev.ns.cloudflare.com2026-02-15 → 2026-08-05 · 3 obs

○ 2016-07-21 12:36:04
● 2026-02-15 09:11:46
● 2026-08-05 04:40:14

○MXalt1.aspmx.l.google.com2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

○MXalt2.aspmx.l.google.com2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

○MXaspmx.l.google.com2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

○MXaspmx2.googlemail.com2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

○MXaspmx3.googlemail.com2015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

●MXroute1.mx.cloudflare.net2026-02-15 → 2026-08-05 · 3 obs

○ 2016-07-21 12:36:04
● 2026-02-15 09:11:46
● 2026-08-05 04:40:14

●MXroute2.mx.cloudflare.net2026-02-15 → 2026-08-05 · 3 obs

○ 2016-07-21 12:36:04
● 2026-02-15 09:11:46
● 2026-08-05 04:40:14

●MXroute3.mx.cloudflare.net2026-02-15 → 2026-08-05 · 3 obs

○ 2016-07-21 12:36:04
● 2026-02-15 09:11:46
● 2026-08-05 04:40:14

●A104.21.31.272026-02-15 → 2026-08-05 · 15 obs

○ 2016-07-21 12:36:04
● 2026-02-15 09:11:46
● 2026-04-29 14:51:58
○ 2026-04-29 17:11:24
○ 2026-05-04 03:55:38
● 2026-05-10 17:44:28
● 2026-05-13 02:26:20
○ 2026-05-15 03:52:58
● 2026-05-23 15:03:14
● 2026-06-08 22:17:22
○ 2026-06-14 17:29:40
● 2026-06-30 06:35:08
○ 2026-07-20 15:22:46
● 2026-07-27 22:54:14
● 2026-08-05 04:40:14

●A172.67.174.1742026-02-15 → 2026-08-05 · 15 obs

○A188.114.96.02026-04-29 → 2026-07-20 · 13 obs

○ 2026-04-29 14:51:58
● 2026-04-29 17:11:24
● 2026-05-04 03:55:38
○ 2026-05-10 17:44:28
○ 2026-05-13 02:26:20
● 2026-05-15 03:52:58
○ 2026-05-23 15:03:14
○ 2026-06-08 22:17:22
● 2026-06-14 17:29:40
○ 2026-06-30 06:35:08
● 2026-07-20 15:22:46
○ 2026-07-27 22:54:14
○ 2026-08-05 04:40:14

○A188.114.97.02026-04-29 → 2026-07-20 · 13 obs

○A217.70.184.382015-10-29 → 2016-07-21 · 4 obs

● 2015-10-29 12:40:30
● 2016-07-21 12:36:04
○ 2026-02-15 09:11:46
○ 2026-08-05 04:40:14

●A2606:4700:3034::6815:1f1b2026-07-27 → 2026-08-05 · 3 obs

○ 2026-07-20 15:22:46
● 2026-07-27 22:54:14
● 2026-08-05 04:40:14

○A2606:4700:3035::6815:1f1b2026-02-15 → 2026-06-30 · 14 obs

●A2606:4700:3036::ac43:aeae2026-02-15 → 2026-08-05 · 15 obs

○A2a06:98c1:3120::2026-04-29 → 2026-07-20 · 13 obs

○A2a06:98c1:3121::2026-04-29 → 2026-07-20 · 13 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
academy	v0n0.nic.academy, v0n1.nic.academy, v0n2.nic.academy, v0n3.nic.academy...	12 records
bash.academy	rajeev.ns.cloudflare.com, barbara.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.224

NS records: rajeev.ns.cloudflare.com, barbara.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 721ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.31.27, 172.67.174.174`
AAAA	2	`2606:4700:3036::ac43:aeae, 2606:4700:3034::6815:1f1b`
NS	2	`barbara.ns.cloudflare.com, rajeev.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 24), route2.mx.cloudflare.net (pri: 52)...`
TXT	1	`v=spf1 include:satura.lyndir.com include`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`barbara.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.academy, v0n1.nic.academy, v0n2.nic.academy...)

Analysis

Hierarchy

bash.academy is the parent domain of guide.bash.academy and www.bash.academy.

IP Addresses

bash.academy resolves to four IP addresses: 104.21.31.27, 172.67.174.174, 2606:4700:3034::6815:1f1b and 2606:4700:3036::ac43:aeae.

Additional host names — oceanpoker.se, www.bash.academy, joomladaybrasil.org and two others — share IP numbers with bash.academy.

Name Servers

bash.academy has two authoritative name servers — barbara.ns.cloudflare.com and rajeev.ns.cloudflare.com.

bash.academy shares its name server setup with other domains, including coreappliancerepair.com, georgschlegel.ch, shootoutloud.com and two others.

bash.academy partially shares its NS delegation with several other domains, including makpol.by, chausheer.com, dlfhwj.com and two others.

These name servers are regularly seen alongside trevor.ns.cloudflare.com and sreeni.ns.cloudflare.com as name servers.

Host names with 6 IP numbers:

barbara.ns.cloudflare.com points to 108.162.192.248, 172.64.32.248, 173.245.58.248 and 3 other IP addresses.

rajeev.ns.cloudflare.com points to 108.162.193.224, 172.64.33.224, 173.245.59.224 and 3 other IP addresses.

Mail Servers

bash.academy uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

bash.academy shares mail servers — at least in part — with other domains, including character-tavern.com, b2bx.pro, crypings.com and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.