`justabookstore.com`

DNSSEC	⚠️ Not signed
A	54.215.31.113^{🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix}
		PTR	`ec2-54-215-31-113.us-west-1.compute.amazonaws.com`
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
SOA	`ns1.dyna-ns.net`hostmaster@justabookstore.com 2026-01-31 #2

`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=1774620597

Same first word

justabookstore.com

DNS History

19 records (3 active, 16 former)

○NSdns1.namecheaphosting.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-07-02 02:23:52
● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

○NSdns1.registrar-servers.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-07-02 02:23:52
● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

○NSdns2.registrar-servers.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-07-02 02:23:52
● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

○NSns-cloud-e1.googledomains.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○NSns-cloud-e2.googledomains.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○NSns-cloud-e3.googledomains.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○NSns-cloud-e4.googledomains.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

●NSns1.dyna-ns.net2026-03-23 → 2026-03-27 · 3 obs

○ 2019-12-29 13:04:10
● 2026-03-23 13:40:34
● 2026-03-27 14:32:58

●NSns2.dyna-ns.net2026-03-23 → 2026-03-27 · 3 obs

○ 2019-12-29 13:04:10
● 2026-03-23 13:40:34
● 2026-03-27 14:32:58

○MXalt1.gmr-smtp-in.l.google.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○MXalt2.gmr-smtp-in.l.google.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○MXalt3.gmr-smtp-in.l.google.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○MXalt4.gmr-smtp-in.l.google.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○MXgmr-smtp-in.l.google.com2016-07-02 → 2016-07-02 · 3 obs

● 2016-07-02 02:23:52
○ 2019-12-29 13:04:10
○ 2026-03-27 14:32:58

○MXsmx1.web-hosting.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-07-02 02:23:52
● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

○MXsmx2.web-hosting.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-07-02 02:23:52
● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

○MXsmx3.web-hosting.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-07-02 02:23:52
● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

○A198.187.31.752019-12-29 → 2019-12-29 · 3 obs

● 2019-12-29 13:04:10
○ 2026-03-23 13:40:34
○ 2026-03-27 14:32:58

●A54.215.31.1132026-03-23 → 2026-03-27 · 3 obs

○ 2019-12-29 13:04:10
● 2026-03-23 13:40:34
● 2026-03-27 14:32:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net...	-
justabookstore.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.27.158

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for justabookstore.com (unsigned zone)

⏱️ Timing

Total: 541ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.215.31.113`
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
SOA	1	`ns1.dyna-ns.net hostmaster.justabookstor`

Analysis

IP Addresses

justabookstore.com points to IP number: 54.215.31.113.

Other host names such as reactome.com, yf902.com, ingot.in, t20m.com and invisibleaudience.com share IPs with justabookstore.com.

Name Servers

justabookstore.com is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

justabookstore.com shares the same name server setup as gearpadel.com, sanrey.com, lecture-(0x706f726e)o.com, pgh.biz and desimex.com.

Host names with four IP numbers:

Host name ns1.dyna-ns.net points to 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158

Host name ns2.dyna-ns.net points to 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5

justabookstore.com - robtex.com