`linuxtutorialblog.com`

DNSSEC	⚠️ Not signed
NS	`ns-1195.awsdns-21.org` ⚠️ Not in zone NS records
		A	2600:9000:5304:ab00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1195.awsdns-21.org`
		A	205.251.196.171^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1195.awsdns-21.org`
NS	`ns-1893.awsdns-44.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5307:6500::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1893.awsdns-44.co.uk`
		A	205.251.199.101^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1893.awsdns-44.co.uk`
NS	`ns-417.awsdns-52.com` ⚠️ Not in zone NS records
		A	2600:9000:5301:a100::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-417.awsdns-52.com`
		A	205.251.193.161^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-417.awsdns-52.com`
NS	`ns-620.awsdns-13.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:6c00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-620.awsdns-13.net`
		A	205.251.194.108^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-620.awsdns-13.net`

`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=1776272062

WOT: SAFE (91/100)

Same first word

linuxtutorialblog.com

DNS History

25 records (4 active, 21 former)

●NSns-1195.awsdns-21.org2015-06-14 → 2026-04-15 · 2 obs

● 2015-06-14 07:59:10
● 2026-04-15 16:59:36

●NSns-1893.awsdns-44.co.uk2015-06-14 → 2026-04-15 · 2 obs

● 2015-06-14 07:59:10
● 2026-04-15 16:59:36

●NSns-417.awsdns-52.com2015-06-14 → 2026-04-15 · 2 obs

● 2015-06-14 07:59:10
● 2026-04-15 16:59:36

●NSns-620.awsdns-13.net2015-06-14 → 2026-04-15 · 2 obs

● 2015-06-14 07:59:10
● 2026-04-15 16:59:36

○A107.21.32.2042016-08-02 → 2016-08-02 · 4 obs

○ 2016-01-26 21:30:46
● 2016-08-02 05:24:50
○ 2016-12-04 01:11:28
○ 2026-04-15 16:59:36

○A50.16.181.1832017-06-15 → 2017-06-15 · 4 obs

○ 2016-12-04 01:11:28
● 2017-06-15 08:03:08
○ 2026-02-18 09:02:26
○ 2026-04-15 16:59:36

○A52.0.117.2352015-11-22 → 2015-11-22 · 4 obs

○ 2015-10-27 15:07:34
● 2015-11-22 14:52:52
○ 2016-01-26 21:30:46
○ 2026-04-15 16:59:36

○A52.0.168.2062015-10-27 → 2015-10-27 · 4 obs

○ 2015-06-14 07:59:10
● 2015-10-27 15:07:34
○ 2015-11-22 14:52:52
○ 2026-04-15 16:59:36

○A52.20.2.822015-10-27 → 2015-10-27 · 4 obs

○ 2015-06-14 07:59:10
● 2015-10-27 15:07:34
○ 2015-11-22 14:52:52
○ 2026-04-15 16:59:36

○A52.207.92.1632016-12-04 → 2016-12-04 · 4 obs

○ 2016-08-02 05:24:50
● 2016-12-04 01:11:28
○ 2017-06-15 08:03:08
○ 2026-04-15 16:59:36

○A52.3.25.1682016-01-26 → 2016-01-26 · 4 obs

○ 2015-11-22 14:52:52
● 2016-01-26 21:30:46
○ 2016-08-02 05:24:50
○ 2026-04-15 16:59:36

○A52.4.132.552015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 07:59:10
○ 2015-10-27 15:07:34
○ 2026-04-15 16:59:36

○A52.45.87.82016-12-04 → 2016-12-04 · 4 obs

○ 2016-08-02 05:24:50
● 2016-12-04 01:11:28
○ 2017-06-15 08:03:08
○ 2026-04-15 16:59:36

○A52.5.254.2332015-11-22 → 2015-11-22 · 4 obs

○ 2015-10-27 15:07:34
● 2015-11-22 14:52:52
○ 2016-01-26 21:30:46
○ 2026-04-15 16:59:36

○A52.54.153.292016-12-04 → 2016-12-04 · 4 obs

○ 2016-08-02 05:24:50
● 2016-12-04 01:11:28
○ 2017-06-15 08:03:08
○ 2026-04-15 16:59:36

○A52.7.219.442016-08-02 → 2016-08-02 · 4 obs

○ 2016-01-26 21:30:46
● 2016-08-02 05:24:50
○ 2016-12-04 01:11:28
○ 2026-04-15 16:59:36

○A52.71.247.752016-01-26 → 2016-01-26 · 4 obs

○ 2015-11-22 14:52:52
● 2016-01-26 21:30:46
○ 2016-08-02 05:24:50
○ 2026-04-15 16:59:36

○A52.87.27.102017-06-15 → 2017-06-15 · 4 obs

○ 2016-12-04 01:11:28
● 2017-06-15 08:03:08
○ 2026-02-18 09:02:26
○ 2026-04-15 16:59:36

○A54.165.177.652015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 07:59:10
○ 2015-10-27 15:07:34
○ 2026-04-15 16:59:36

○A54.165.249.152016-01-26 → 2016-01-26 · 4 obs

○ 2015-11-22 14:52:52
● 2016-01-26 21:30:46
○ 2016-08-02 05:24:50
○ 2026-04-15 16:59:36

○A54.175.122.2502015-11-22 → 2015-11-22 · 4 obs

○ 2015-10-27 15:07:34
● 2015-11-22 14:52:52
○ 2016-01-26 21:30:46
○ 2026-04-15 16:59:36

○A54.208.239.2352015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 07:59:10
○ 2015-10-27 15:07:34
○ 2026-04-15 16:59:36

○A54.210.119.1472015-10-27 → 2015-10-27 · 4 obs

○ 2015-06-14 07:59:10
● 2015-10-27 15:07:34
○ 2015-11-22 14:52:52
○ 2026-04-15 16:59:36

○A54.236.231.2042016-08-02 → 2016-08-02 · 4 obs

○ 2016-01-26 21:30:46
● 2016-08-02 05:24:50
○ 2016-12-04 01:11:28
○ 2026-04-15 16:59:36

○A54.86.77.52017-06-15 → 2017-06-15 · 4 obs

○ 2016-12-04 01:11:28
● 2017-06-15 08:03:08
○ 2026-02-18 09:02:26
○ 2026-04-15 16:59:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net...	-
linuxtutorialblog.com	ns-620.awsdns-13.net, ns-417.awsdns-52.com, ns-1195.awsdns-21.org, ns-1893.awsdns-44.co.uk	1 record

✅ Authoritative Response

Server:205.251.194.108

NS records: ns-620.awsdns-13.net, ns-417.awsdns-52.com, ns-1195.awsdns-21.org, ns-1893.awsdns-44.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxtutorialblog.com (unsigned zone)

⏱️ Timing

Total: 262ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-417.awsdns-52.com)

Analysis

Name Servers

linuxtutorialblog.com is delegated to four name servers: ns-417.awsdns-52.com, ns-620.awsdns-13.net, ns-1195.awsdns-21.org and ns-1893.awsdns-44.co.uk.

linuxtutorialblog.com at least partially shares name servers with other domains, for example delbridgeracing.com.au, cookeit.co.uk, data.superbid.cl.s3-website-sa-east-1.amazonaws.com, playtennis.com.br and zpweb.site.

Host names with two IP numbers:

ns-417.awsdns-52.com points to: 2600:9000:5301:a100::1 and 205.251.193.161

ns-620.awsdns-13.net points to: 2600:9000:5302:6c00::1 and 205.251.194.108

ns-1195.awsdns-21.org points to: 2600:9000:5304:ab00::1 and 205.251.196.171

ns-1893.awsdns-44.co.uk points to: 2600:9000:5307:6500::1 and 205.251.199.101

linuxtutorialblog.com - robtex.com