🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`linuxfirst.org`

DNSSEC	⚠️ Not signed
A	207.207.210.23
A	207.207.210.36
A	207.207.210.50
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2410785292

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1787781608

Same first word

linuxfirst.net

linuxfirst.de

linuxfirst.org

linuxfirst.ir

Similar names

firstlinux.net

firstlinux.com

Previous names

Next names

DNS History

13 records (8 active, 5 former)

●NScuritiba.ns.porkbun.com2026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

●NSfortaleza.ns.porkbun.com2026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

●NSmaceio.ns.porkbun.com2026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

○NSns1.dotster.com2015-06-29 → 2018-08-14 · 4 obs

● 2015-06-29 18:55:36
● 2018-08-14 15:49:12
○ 2026-08-18 00:36:12
○ 2026-08-26 22:07:46

○NSns2.dotster.com2015-06-29 → 2018-08-14 · 4 obs

● 2015-06-29 18:55:36
● 2018-08-14 15:49:12
○ 2026-08-18 00:36:12
○ 2026-08-26 22:07:46

●NSsalvador.ns.porkbun.com2026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

○MXmx.linuxfirst.org2015-06-29 → 2018-08-14 · 4 obs

● 2015-06-29 18:55:36
● 2018-08-14 15:49:12
○ 2026-08-18 00:36:12
○ 2026-08-26 22:07:46

●MXsmtp.google.com2026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

●A207.207.210.232026-08-25 → 2026-08-26 · 3 obs

○ 2026-08-18 00:36:12
● 2026-08-25 07:15:52
● 2026-08-26 22:07:46

●A207.207.210.362026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

●A207.207.210.502026-08-18 → 2026-08-26 · 3 obs

○ 2018-08-14 15:49:12
● 2026-08-18 00:36:12
● 2026-08-26 22:07:46

○A66.96.149.12016-04-23 → 2018-08-14 · 5 obs

○ 2016-01-27 09:01:38
● 2016-04-23 15:13:14
● 2018-08-14 15:49:12
○ 2026-08-18 00:36:12
○ 2026-08-26 22:07:46

○A66.96.161.1292015-06-29 → 2016-01-27 · 4 obs

● 2015-06-29 18:55:36
● 2016-01-27 09:01:38
○ 2016-04-23 15:13:14
○ 2026-08-26 22:07:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
linuxfirst.org	curitiba.ns.porkbun.com, maceio.ns.porkbun.com, fortaleza.ns.porkbun.com, salvador.ns.porkbun.com	-

✅ Authoritative Response

Server:162.159.10.150

NS records: curitiba.ns.porkbun.com, maceio.ns.porkbun.com, fortaleza.ns.porkbun.com, salvador.ns.porkbun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxfirst.org (unsigned zone)

⏱️ Timing

Total: 313ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`207.207.210.50, 207.207.210.36...`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

Analysis

IP Addresses

linuxfirst.org points to three IP numbers, namely 207.207.210.23, 207.207.210.36 and 207.207.210.50.

Among the host names that share IP numbers with linuxfirst.org are betgn.com, 10bestuae.com, musicbox.app and two others.

Name Servers

The domain linuxfirst.org is delegated to these four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

At least some of linuxfirst.org's name servers are shared with other domains, for example boccesports.com, teichman.org, integrationrelay.pro and two more.

Four hostnames, each resolving to a pair of IP addresses: curitiba.ns.porkbun.com directs to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com directs to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com directs to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com directs to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.

Mail Servers

linuxfirst.org routes its mail through a single mail server, smtp.google.com.

linuxfirst.org has the same mail server arrangement as a number of other domains, for example abunchofshortguys.org, plagiarizeexit.shop, c3ll.org and two more.

linuxfirst.org shares at least some of its mail servers with other domains — for example domaincycling.com, innorent.se, danadentistry.com and two more.

These mail servers tend to be used in conjunction with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two additional mail servers.

smtp.google.com directs to 9 IP numbers, including 142.251.163.27, 142.251.167.26 and 142.251.167.27, along with 6 other.

linuxfirst.org - robtex.com

linuxfirst.org

org

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`linuxfirst.org`

`org`