tutorialbook.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`tutorialbook.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:401d:c0e9:501a:ea95^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:b913:ba6c:3406:1ea4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.152.150.60^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-150-60.compute-1.amazonaws.com`
		A	54.209.0.198^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-209-0-198.compute-1.amazonaws.com`
NS	`domain-for-sale.hugedomainsdns.com`
		A	2600:1f18:683a:ae1a:1793:b119:1d7f:4567^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:37da:b9b8:b818:7cbe^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:81dc:83b3:9cee:f3dd^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f1f4:ce20:6701:56c9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.23.203.237^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-23-203-237.compute-1.amazonaws.com`
		A	54.80.159.3^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-80-159-3.compute-1.amazonaws.com`
		A	54.226.19.218^{🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-226-19-218.compute-1.amazonaws.com`
		A	98.83.161.126^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-83-161-126.compute-1.amazonaws.com`
NS	`forsale.hugedomainsdns.com`
		A	2600:1f18:683a:ae1a:5140:dbad:d812:e6cb^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:ef2d:d2db:9f55:20ce^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d847:59c1:9e3e:96d8^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:e4b1:b59:b33f:b95d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.240.164^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-240-164.compute-1.amazonaws.com`
		A	54.236.4.88^{🇺🇸 Amazon54.236.0.0/18 EC2 IAD prefix}
			PTR	`ec2-54-236-4-88.compute-1.amazonaws.com`
		A	100.54.144.76^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-54-144-76.compute-1.amazonaws.com`
		A	100.59.207.131^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-59-207-131.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-10-23 #1

`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=1792789436

Same first word

tutorialbook.co.kr

tutorialbook.com

tutorialbook.info

Similar names

katilourobot.com

Previous names

Next names

DNS History

28 records (7 active, 21 former)

●NSdomain-for-sale.hugedomainsdns.com2026-09-12 → 2026-10-23 · 3 obs

○ 2017-04-18 12:04:58
● 2026-09-12 01:15:32
● 2026-10-23 21:24:34

●NSforsale.hugedomainsdns.com2026-09-12 → 2026-10-23 · 3 obs

○ 2017-04-18 12:04:58
● 2026-09-12 01:15:32
● 2026-10-23 21:24:34

●NSns1.namebrightdns.com2015-05-19 → 2026-10-23 · 7 obs

● 2015-05-19 17:05:46
○ 2015-10-19 01:53:44
● 2015-12-29 12:35:48
● 2017-04-18 12:04:58
○ 2026-10-21 04:51:44
● 2026-10-21 07:56:48
● 2026-10-23 21:24:34

○NSns2.namebrightdns.com2015-05-19 → 2017-04-18 · 6 obs

● 2015-05-19 17:05:46
○ 2015-10-19 01:53:44
● 2015-12-29 12:35:48
● 2017-04-18 12:04:58
○ 2026-09-12 01:15:32
○ 2026-10-23 21:24:34

○NSnsg1.namebrightdns.com2015-10-19 → 2015-10-19 · 4 obs

○ 2015-05-19 17:05:46
● 2015-10-19 01:53:44
○ 2015-12-29 12:35:48
○ 2026-10-23 21:24:34

○NSnsg2.namebrightdns.com2015-10-19 → 2015-10-19 · 4 obs

○ 2015-05-19 17:05:46
● 2015-10-19 01:53:44
○ 2015-12-29 12:35:48
○ 2026-10-23 21:24:34

○MXanmail.namebrightmail.com2015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 17:05:46
○ 2015-10-19 01:53:44
○ 2026-10-23 21:24:34

○A107.21.42.1422016-04-01 → 2016-04-01 · 4 obs

○ 2015-12-29 12:35:48
● 2016-04-01 09:49:26
○ 2016-09-08 08:03:50
○ 2026-10-23 21:24:34

○A107.23.160.2182015-12-29 → 2015-12-29 · 4 obs

○ 2015-10-19 01:53:44
● 2015-12-29 12:35:48
○ 2016-04-01 09:49:26
○ 2026-10-23 21:24:34

○A107.23.198.2402016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-01 09:49:26
● 2016-09-08 08:03:50
○ 2017-04-18 12:04:58
○ 2026-10-23 21:24:34

●A13.223.25.842026-09-12 → 2026-10-23 · 5 obs

○ 2017-04-18 12:04:58
● 2026-09-12 01:15:32
○ 2026-10-21 04:51:44
● 2026-10-21 07:56:48
● 2026-10-23 21:24:34

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-09-12 → 2026-10-23 · 5 obs

○ 2017-04-18 12:04:58
● 2026-09-12 01:15:32
○ 2026-10-21 04:51:44
● 2026-10-21 07:56:48
● 2026-10-23 21:24:34

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-09-12 → 2026-10-23 · 5 obs

○ 2017-04-18 12:04:58
● 2026-09-12 01:15:32
○ 2026-10-21 04:51:44
● 2026-10-21 07:56:48
● 2026-10-23 21:24:34

○A52.204.129.222017-04-18 → 2017-04-18 · 4 obs

○ 2016-09-08 08:03:50
● 2017-04-18 12:04:58
○ 2026-09-12 01:15:32
○ 2026-10-23 21:24:34

○A52.206.43.2342016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-01 09:49:26
● 2016-09-08 08:03:50
○ 2017-04-18 12:04:58
○ 2026-10-23 21:24:34

○A52.4.72.1372016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-01 09:49:26
● 2016-09-08 08:03:50
○ 2017-04-18 12:04:58
○ 2026-10-23 21:24:34

○A54.174.149.302016-04-01 → 2016-04-01 · 4 obs

○ 2015-12-29 12:35:48
● 2016-04-01 09:49:26
○ 2016-09-08 08:03:50
○ 2026-10-23 21:24:34

○A54.174.31.2542015-10-19 → 2015-10-19 · 4 obs

○ 2015-05-19 17:05:46
● 2015-10-19 01:53:44
○ 2015-12-29 12:35:48
○ 2026-10-23 21:24:34

○A54.208.74.2152015-10-19 → 2015-10-19 · 4 obs

○ 2015-05-19 17:05:46
● 2015-10-19 01:53:44
○ 2015-12-29 12:35:48
○ 2026-10-23 21:24:34

○A54.209.246.1822015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 17:05:46
○ 2026-09-12 01:15:32
○ 2026-10-23 21:24:34

○A54.209.90.812015-12-29 → 2015-12-29 · 4 obs

○ 2015-10-19 01:53:44
● 2015-12-29 12:35:48
○ 2016-04-01 09:49:26
○ 2026-10-23 21:24:34

○A54.210.33.1902016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-01 09:49:26
● 2016-09-08 08:03:50
○ 2017-04-18 12:04:58
○ 2026-10-23 21:24:34

○A54.236.123.2242016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-01 09:49:26
● 2016-09-08 08:03:50
○ 2017-04-18 12:04:58
○ 2026-10-23 21:24:34

●A54.243.117.1972026-09-12 → 2026-10-23 · 5 obs

○ 2017-04-18 12:04:58
● 2026-09-12 01:15:32
○ 2026-10-21 04:51:44
● 2026-10-21 07:56:48
● 2026-10-23 21:24:34

○A54.85.127.702017-04-18 → 2017-04-18 · 4 obs

○ 2016-09-08 08:03:50
● 2017-04-18 12:04:58
○ 2026-09-12 01:15:32
○ 2026-10-23 21:24:34

○A54.85.144.1972015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 17:05:46
○ 2026-09-12 01:15:32
○ 2026-10-23 21:24:34

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-05-19 → 2016-09-08 · 4 obs

● 2015-05-19 17:05:46
● 2016-09-08 08:03:50
○ 2017-04-18 12:04:58
○ 2026-10-23 21:24:34

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-18 → 2017-04-18 · 4 obs

○ 2016-09-08 08:03:50
● 2017-04-18 12:04:58
○ 2026-09-12 01:15:32
○ 2026-10-23 21:24:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net...	-
tutorialbook.com	domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com	14 records

✅ Authoritative Response

Server:52.23.203.237

NS records: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutorialbook.com (unsigned zone)

⏱️ Timing

Total: 367ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com...)

Analysis

IP Addresses

tutorialbook.com points to the four IP addresses 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

valuechainplatform.com, mvppainting.com, wekids.net and two other host names share IP numbers with tutorialbook.com.

Name Servers

Three name servers are authoritative for tutorialbook.com: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns1.namebrightdns.com.

The name servers of tutorialbook.com overlap at least partially with those of other domains — among them specialpoint.com, sensecollection.com, alifeoflove.com and two more.

The name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com and ns2.namebrightdns.com are commonly seen alongside these name servers.

Hostnames that resolve to 8 IP addresses:

domain-for-sale.hugedomainsdns.com carries IP addresses 52.23.203.237, 54.80.159.3 and 54.226.19.218, with 5 other addresses beyond those.

forsale.hugedomainsdns.com carries IP addresses 3.80.240.164, 54.236.4.88 and 100.54.144.76, with 5 other addresses beyond those.

Hosts that point to four IP numbers:

ns1.namebrightdns.com resolves to 54.152.150.60, 54.209.0.198, 2600:1f18:683a:ae1a:401d:c0e9:501a:ea95 and 2600:1f18:683a:ae1a:b913:ba6c:3406:1ea4.