libbook.com - dns.ninja

`libbook.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:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4f4e:999e:923d:5c17^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:53a5:7e50:1f55:7b6f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c77b:8621:67b5:65^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.152.124.255^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-124-255.compute-1.amazonaws.com`
		A	54.211.183.184^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-211-183-184.compute-1.amazonaws.com`
		A	100.27.188.59^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-27-188-59.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1ff8:84b4:19de:5ca6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-235-48.compute-1.amazonaws.com`
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
		A	54.235.53.129^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-235-53-129.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-09 #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=1786318224

Same first word

libbook.com

libbook.co.kr

libbook.github.io

Similar names

bilboko.com

booklib.ru

bobolik.at

bookbil.dk

bilbook.com

bioblok.com

booklib.online

bioblok.co.uk

booklib.org

booklib.jp

bobolik.com

booklib.com

(0x626f6f62)lik.com

(0x626f6f62)lik.kz

DNS History

20 records (7 active, 13 former)

●NSns1.namebrightdns.com2015-11-21 → 2026-08-09 · 6 obs

○ 2015-07-23 13:46:02
● 2015-11-21 14:58:34
● 2017-03-26 15:44:20
○ 2020-03-16 11:16:30
● 2026-02-15 10:22:50
● 2026-08-09 23:59:02

○NSns2.namebrightdns.com2015-11-21 → 2017-03-26 · 5 obs

○ 2015-07-23 13:46:02
● 2015-11-21 14:58:34
● 2017-03-26 15:44:20
○ 2020-03-16 11:16:30
○ 2026-08-09 23:59:02

●NSnsg1.namebrightdns.com2015-07-23 → 2026-08-09 · 5 obs

● 2015-07-23 13:46:02
○ 2015-11-21 14:58:34
○ 2017-03-26 15:44:20
● 2020-03-16 11:16:30
● 2026-08-09 23:59:02

●NSnsg2.namebrightdns.com2015-07-23 → 2026-08-09 · 5 obs

● 2015-07-23 13:46:02
○ 2015-11-21 14:58:34
○ 2017-03-26 15:44:20
● 2020-03-16 11:16:30
● 2026-08-09 23:59:02

○MXanmail.namebrightmail.com2015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 13:46:02
○ 2015-11-21 14:58:34
○ 2026-08-09 23:59:02

○A107.23.198.2402016-07-02 → 2016-07-02 · 4 obs

○ 2016-02-26 07:35:42
● 2016-07-02 03:47:52
○ 2017-03-26 15:44:20
○ 2026-08-09 23:59:02

○A107.23.42.502016-02-26 → 2016-02-26 · 4 obs

○ 2015-11-21 14:58:34
● 2016-02-26 07:35:42
○ 2016-07-02 03:47:52
○ 2026-08-09 23:59:02

●A13.223.25.842026-02-15 → 2026-08-09 · 3 obs

○ 2020-03-16 11:16:30
● 2026-02-15 10:22:50
● 2026-08-09 23:59:02

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-15 → 2026-08-09 · 3 obs

○ 2020-03-16 11:16:30
● 2026-02-15 10:22:50
● 2026-08-09 23:59:02

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-15 → 2026-08-09 · 3 obs

○ 2020-03-16 11:16:30
● 2026-02-15 10:22:50
● 2026-08-09 23:59:02

○A52.204.129.222017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-02 03:47:52
● 2017-03-26 15:44:20
○ 2020-03-16 11:16:30
○ 2026-08-09 23:59:02

○A52.4.72.1372016-07-02 → 2016-07-02 · 4 obs

○ 2016-02-26 07:35:42
● 2016-07-02 03:47:52
○ 2017-03-26 15:44:20
○ 2026-08-09 23:59:02

○A52.73.136.1402016-02-26 → 2016-02-26 · 4 obs

○ 2015-11-21 14:58:34
● 2016-02-26 07:35:42
○ 2016-07-02 03:47:52
○ 2026-08-09 23:59:02

○A54.174.31.2542015-07-23 → 2015-11-21 · 4 obs

● 2015-07-23 13:46:02
● 2015-11-21 14:58:34
○ 2016-02-26 07:35:42
○ 2026-08-09 23:59:02

○A54.208.74.2152015-07-23 → 2015-11-21 · 4 obs

● 2015-07-23 13:46:02
● 2015-11-21 14:58:34
○ 2016-02-26 07:35:42
○ 2026-08-09 23:59:02

●A54.243.117.1972026-02-15 → 2026-08-09 · 3 obs

○ 2020-03-16 11:16:30
● 2026-02-15 10:22:50
● 2026-08-09 23:59:02

○A54.85.127.702017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-02 03:47:52
● 2017-03-26 15:44:20
○ 2020-03-16 11:16:30
○ 2026-08-09 23:59:02

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-23 → 2016-07-02 · 4 obs

● 2015-07-23 13:46:02
● 2016-07-02 03:47:52
○ 2017-03-26 15:44:20
○ 2026-08-09 23:59:02

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-02 03:47:52
● 2017-03-26 15:44:20
○ 2020-03-16 11:16:30
○ 2026-08-09 23:59:02

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-03-16 → 2026-02-17 · 5 obs

○ 2017-03-26 15:44:20
● 2020-03-16 11:16:30
● 2026-02-17 00:35:10
○ 2026-02-18 18:34:52
○ 2026-08-09 23:59:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
libbook.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:54.162.235.48

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for libbook.com (unsigned zone)

⏱️ Timing

Total: 123ms | 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	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

libbook.com has 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.

Additional host names — mail.mansienterprises.com, wakened.com, ps72.com and two others — share IP numbers with libbook.com.

Name Servers

libbook.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

libbook.com shares at least some of its name servers with other domains, including mx.zhen888.com, 234.dfwtx.partnershipbroadband.com, hostmaster.myteledoctor.com and two others.

These name servers are frequently paired with the name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names with 7 IP numbers:

nsg1.namebrightdns.com resolves to 54.152.124.255, 54.211.183.184 and 100.27.188.59 among others, with 4 other IP addresses in total.

Host names that resolve to five IP addresses:

nsg2.namebrightdns.com points to 54.162.235.48, 54.221.37.2, 54.235.53.129 and two other IP addresses.

Host names with three IP numbers:

The hostname ns1.namebrightdns.com points to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.