`linuxworldonline.com`

DNSSEC	⚠️ Not signed
A	151.101.2.165^{🇺🇸 Fastly151.101.0.0/22}
A	151.101.66.165^{🇺🇸 Fastly151.101.64.0/22}
A	151.101.130.165^{🇺🇸 Fastly151.101.128.0/22}
A	151.101.194.165^{🇺🇸 Fastly151.101.192.0/22}
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-160-1.defastlink.net`
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-161-1.defastlink.net`
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com` ⚠️ Not in parent delegation
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-160-2.defastlink.net`
NS	`ns6.markmonitor.com` ⚠️ Not in parent delegation
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com` ⚠️ Not in parent delegation
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
			PTR	`ip-149-112-161-2.defastlink.net`
SOA	`ns1.markmonitor.com`rbortone@idgenterprise.com 2017-08-30 #3

`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

Same first word

linuxworldonline.net

linuxworldonline.com

DNS History

16 records (11 active, 5 former)

●NSns1.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

●NSns2.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

●NSns3.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

●NSns4.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

●NSns5.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

●NSns6.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

●NSns7.markmonitor.com2015-08-28 → 2026-02-25 · 2 obs

● 2015-08-28 23:48:58
● 2026-02-25 17:32:52

○A151.101.0.2302017-01-01 → 2017-01-01 · 4 obs

○ 2016-04-28 03:46:08
● 2017-01-01 17:23:32
○ 2018-07-08 19:30:20
○ 2026-02-25 17:32:52

○A151.101.128.2302017-01-01 → 2017-01-01 · 4 obs

○ 2016-04-28 03:46:08
● 2017-01-01 17:23:32
○ 2018-07-08 19:30:20
○ 2026-02-25 17:32:52

●A151.101.130.1652018-07-08 → 2026-02-25 · 3 obs

○ 2017-01-01 17:23:32
● 2018-07-08 19:30:20
● 2026-02-25 17:32:52

○A151.101.192.2302017-01-01 → 2017-01-01 · 4 obs

○ 2016-04-28 03:46:08
● 2017-01-01 17:23:32
○ 2018-07-08 19:30:20
○ 2026-02-25 17:32:52

●A151.101.194.1652018-07-08 → 2026-02-25 · 3 obs

○ 2017-01-01 17:23:32
● 2018-07-08 19:30:20
● 2026-02-25 17:32:52

●A151.101.2.1652018-07-08 → 2026-02-25 · 3 obs

○ 2017-01-01 17:23:32
● 2018-07-08 19:30:20
● 2026-02-25 17:32:52

○A151.101.64.2302017-01-01 → 2017-01-01 · 4 obs

○ 2016-04-28 03:46:08
● 2017-01-01 17:23:32
○ 2018-07-08 19:30:20
○ 2026-02-25 17:32:52

●A151.101.66.1652018-07-08 → 2026-02-25 · 3 obs

○ 2017-01-01 17:23:32
● 2018-07-08 19:30:20
● 2026-02-25 17:32:52

○A70.42.185.1022015-08-28 → 2016-04-28 · 4 obs

● 2015-08-28 23:48:58
● 2016-04-28 03:46:08
○ 2017-01-01 17:23:32
○ 2026-02-25 17:32:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
linuxworldonline.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com	-

✅ Authoritative Response

Server: 149.112.160.1

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxworldonline.com (unsigned zone)

⏱️ Timing

Total: 168ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`151.101.2.165, 151.101.66.165...`
NS	7	`ns1.markmonitor.com, ns2.markmonitor.com...`
SOA	1	`ns1.markmonitor.com rbortone.idgenterpri`

AI analysis

linuxworldonline.com refers to four IP numbers: 151.101.2.165, 151.101.66.165, 151.101.130.165 and 151.101.194.165.

Other host names, for instance nwfusion.com, allwhitepapers.com, csoconfab.com, idganswers.com and idg.nl share IP numbers with linuxworldonline.com.

linuxworldonline.com is delegated to seven name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

linuxworldonline.com at least partially shares name servers with other domains, including gstar.tv, boeing-next.com, billyjoelatmsg.com, villanovawildcatslockerroom.com and raidliquido.it.

Host names with two IP numbers:

ns1.markmonitor.com points to: 2620:10a:80a8::1 and 149.112.160.1

ns2.markmonitor.com points to: 2001:67c:10b8::1 and 176.97.158.1

ns3.markmonitor.com points to: 2620:10a:80a9::1 and 149.112.161.1

ns4.markmonitor.com points to: 2001:67c:1bc::1 and 192.174.68.1

ns5.markmonitor.com points to: 2620:10a:80a8::2 and 149.112.160.2

ns6.markmonitor.com points to: 2001:67c:10b8::3 and 176.97.158.3

ns7.markmonitor.com points to: 2620:10a:80a9::2 and 149.112.161.2

linuxworldonline.com - robtex.com