linuxsysadmin.io - dns.ninja

`linuxsysadmin.io`

DNSSEC	⚠️ Not signed
NS	`chris.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b55^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c155^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2155^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chris.ns.cloudflare.com`
		A	108.162.193.85^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	172.64.33.85^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	173.245.59.85^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
NS	`gemma.ns.cloudflare.com`
		A	2606:4700:50::a29f:261b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gemma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gemma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gemma.ns.cloudflare.com`
		A	108.162.194.27^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gemma.ns.cloudflare.com`
		A	162.159.38.27^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gemma.ns.cloudflare.com`
		A	172.64.34.27^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gemma.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		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`
MX	`route2.mx.cloudflare.net`⁽⁹²⁾
		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	`route1.mx.cloudflare.net`⁽⁹⁷⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`chris.ns.cloudflare.com`dns@cloudflare.com serial=2406735318

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1781354053

Same first word

linuxsysadmin.info

linuxsysadmin.net

linuxsysadmin.io

linuxsysadmin.de

linuxsysadmin.biz

linuxsysadmin.co.uk

linuxsysadmin.com

Similar names

sysadminlinux.com

DNS History

11 records (5 active, 6 former)

●NSchris.ns.cloudflare.com2026-04-06 → 2026-06-13 · 3 obs

○ 2017-07-29 19:09:16
● 2026-04-06 09:57:16
● 2026-06-13 12:42:46

○NSdns1.registrar-servers.com2017-07-29 → 2017-07-29 · 3 obs

● 2017-07-29 19:09:16
○ 2026-04-06 09:57:16
○ 2026-06-13 12:42:46

○NSdns2.registrar-servers.com2017-07-29 → 2017-07-29 · 3 obs

● 2017-07-29 19:09:16
○ 2026-04-06 09:57:16
○ 2026-06-13 12:42:46

●NSgemma.ns.cloudflare.com2026-04-06 → 2026-06-13 · 3 obs

○ 2017-07-29 19:09:16
● 2026-04-06 09:57:16
● 2026-06-13 12:42:46

○MXmx.zoho.com2017-07-29 → 2017-07-29 · 3 obs

● 2017-07-29 19:09:16
○ 2026-04-06 09:57:16
○ 2026-06-13 12:42:46

○MXmx2.zoho.com2017-07-29 → 2017-07-29 · 3 obs

● 2017-07-29 19:09:16
○ 2026-04-06 09:57:16
○ 2026-06-13 12:42:46

○MXmx3.zoho.com2017-07-29 → 2017-07-29 · 3 obs

● 2017-07-29 19:09:16
○ 2026-04-06 09:57:16
○ 2026-06-13 12:42:46

●MXroute1.mx.cloudflare.net2026-04-06 → 2026-06-13 · 3 obs

○ 2017-07-29 19:09:16
● 2026-04-06 09:57:16
● 2026-06-13 12:42:46

●MXroute2.mx.cloudflare.net2026-04-06 → 2026-06-13 · 3 obs

○ 2017-07-29 19:09:16
● 2026-04-06 09:57:16
● 2026-06-13 12:42:46

●MXroute3.mx.cloudflare.net2026-04-06 → 2026-06-13 · 3 obs

○ 2017-07-29 19:09:16
● 2026-04-06 09:57:16
● 2026-06-13 12:42:46

○A70.32.86.992017-07-29 → 2017-07-29 · 3 obs

● 2017-07-29 19:09:16
○ 2026-04-06 09:57:16
○ 2026-06-13 12:42:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
linuxsysadmin.io	gemma.ns.cloudflare.com, chris.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.85

NS records: gemma.ns.cloudflare.com, chris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxsysadmin.io (unsigned zone)

⏱️ Timing

Total: 412ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`chris.ns.cloudflare.com, gemma.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 38), route2.mx.cloudflare.net (pri: 92)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`chris.ns.cloudflare.com dns.cloudflare.c`

Analysis

Name Servers

linuxsysadmin.io is delegated to two name servers: chris.ns.cloudflare.com and gemma.ns.cloudflare.com.

The name server configuration of linuxsysadmin.io is shared with other domains, for instance savola.org, visfirm.com, cery.com and two others.

The name servers of linuxsysadmin.io overlap at least partially with those of other domains — among them gooner.house, picofix.com, cookingplanit.com and two more.

These name servers commonly appear in combination with the name servers seamus.ns.cloudflare.com.

Hosts with 6 IP addresses each:

chris.ns.cloudflare.com resolves to 108.162.193.85, 172.64.33.85, 173.245.59.85 and 3 other IP addresses.

gemma.ns.cloudflare.com resolves to 108.162.194.27, 162.159.38.27, 172.64.34.27 and 3 other IP addresses.

Mail Servers

Mail for linuxsysadmin.io is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by linuxsysadmin.io are shared with other domains: hablamosdeportes.com, castaclip.de, xiuxian.work and two others among them.

Hosts with 6 IP addresses each:

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

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

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