linuxguide.com - dns.ninja

`linuxguide.com`

DNSSEC	⚠️ Not signed
NS	`jack.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b79^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c179^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jack.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2179^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jack.ns.cloudflare.com`
		A	108.162.193.121^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
		A	172.64.33.121^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
		A	173.245.59.121^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jack.ns.cloudflare.com`
NS	`joan.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aad^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ad^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ad^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joan.ns.cloudflare.com`
		A	108.162.192.173^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	172.64.32.173^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	173.245.58.173^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
SOA	`jack.ns.cloudflare.com`dns@cloudflare.com serial=2409269243

`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=1784948062

Same first word

linuxguide.org

linuxguide.nl

linuxguide.altervista.org

linuxguide.de

linuxguide.com

linuxguide.it

linuxguide.net

Similar names

liuxingedu.com

guidelinux.org

lingxiuedu.com

DNS History

5 records (2 active, 3 former)

●NSjack.ns.cloudflare.com2026-03-27 → 2026-07-25 · 3 obs

○ 2016-05-07 09:39:40
● 2026-03-27 16:00:58
● 2026-07-25 03:15:12

●NSjoan.ns.cloudflare.com2026-03-27 → 2026-07-25 · 3 obs

○ 2016-05-07 09:39:40
● 2026-03-27 16:00:58
● 2026-07-25 03:15:12

○NSns1.ilabs.com.sg2015-07-06 → 2016-05-07 · 4 obs

● 2015-07-06 20:19:00
● 2016-05-07 09:39:40
○ 2026-03-27 16:00:58
○ 2026-07-25 03:15:12

○NSns2.ilabs.com.sg2015-07-06 → 2016-05-07 · 4 obs

● 2015-07-06 20:19:00
● 2016-05-07 09:39:40
○ 2026-03-27 16:00:58
○ 2026-07-25 03:15:12

○A203.123.11.152015-07-06 → 2016-05-07 · 4 obs

● 2015-07-06 20:19:00
● 2016-05-07 09:39:40
○ 2026-03-27 16:00:58
○ 2026-07-25 03:15:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net...	-
linuxguide.com	jack.ns.cloudflare.com, joan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.173

NS records: jack.ns.cloudflare.com, joan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxguide.com (unsigned zone)

⏱️ Timing

Total: 1273ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`jack.ns.cloudflare.com, joan.ns.cloudflare.com`
SOA	1	`jack.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (jack.ns.cloudflare.com, jack.ns.cloudflare.com, jack.ns.cloudflare.com...)

Analysis

Name Servers

linuxguide.com is served by two delegated name servers, jack.ns.cloudflare.com and joan.ns.cloudflare.com.

linuxguide.com shares its NS records with other domains, for example academiacadeiraextensora.cfd, yeshurun.org.il, danmchugh.co.uk and two others.

linuxguide.com has at least partial name server overlap with other domains, such as gdwittig.de, ikely.me, nseingood16.com and two others.

These name servers tend to appear together with the name servers kai.ns.cloudflare.com, fay.ns.cloudflare.com and owen.ns.cloudflare.com.

DNS names with 6 IP addresses:

jack.ns.cloudflare.com carries IP addresses 108.162.193.121, 172.64.33.121 and 173.245.59.121, with 3 other addresses beyond those.

joan.ns.cloudflare.com carries IP addresses 108.162.192.173, 172.64.32.173 and 173.245.58.173, with 3 other addresses beyond those.