`chapter1bookstore.com`

DNSSEC	⚠️ Not signed
A	2620:12a:8000::1^{🇺🇸 Fastly2620:12a:8000::/44 Pantheon}
A	23.185.0.1^{🇺🇸 Fastly23.185.0.0/24 Pantheon}
NS	`ns1.centric.net` ⭐
		A	69.51.66.2^{🇺🇸 AS21947-BLACKFOOT69.51.64.0/18 Blackfoot Communications}
			PTR	`69-51-66-2.centric.net`
NS	`ns.centric.net` ⚠️ Not in zone NS records
		A	69.51.66.7^{🇺🇸 AS21947-BLACKFOOT69.51.64.0/18 Blackfoot Communications}
			PTR	`69-51-66-7.centric.net`
NS	`ns2.centric.net`
MX	`mail.chapter1bookstore.com` ⭐
		A	69.51.66.5^{🇺🇸 AS21947-BLACKFOOT69.51.64.0/18 Blackfoot Communications}
			PTR	`mail.centric.net`
TXT	`v=spf1 mx a include:_spf.robly.com -all`
SOA	`ns.centric.net`katie@centric.net 2026-02-24 #0

`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=1774779732

Subdomains

mail.chapter1bookstore.com

Same first word

chapter1bookstore.com

DNS History

7 records (6 active, 1 former)

●NSns.centric.net2015-08-21 → 2026-03-29 · 2 obs

● 2015-08-21 18:20:16
● 2026-03-29 10:42:26

●NSns1.centric.net2026-02-15 → 2026-03-29 · 3 obs

○ 2015-08-21 18:20:16
● 2026-02-15 07:21:10
● 2026-03-29 10:42:26

●NSns2.centric.net2015-08-21 → 2026-03-29 · 2 obs

● 2015-08-21 18:20:16
● 2026-03-29 10:42:26

●MXmail.chapter1bookstore.com2015-08-21 → 2026-03-29 · 2 obs

● 2015-08-21 18:20:16
● 2026-03-29 10:42:26

○A162.242.246.1862015-08-21 → 2017-05-27 · 4 obs

● 2015-08-21 18:20:16
● 2017-05-27 07:00:18
○ 2026-02-15 07:21:10
○ 2026-03-29 10:42:26

●A23.185.0.12026-02-15 → 2026-03-29 · 3 obs

○ 2017-05-27 07:00:18
● 2026-02-15 07:21:10
● 2026-03-29 10:42:26

●A2620:12a:8000::12026-02-15 → 2026-03-29 · 3 obs

○ 2017-05-27 07:00:18
● 2026-02-15 07:21:10
● 2026-03-29 10:42:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
chapter1bookstore.com	ns2.centric.net, ns1.centric.net	-

✅ Authoritative Response

Server:69.51.66.2

NS records: ns2.centric.net, ns1.centric.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chapter1bookstore.com (unsigned zone)

⏱️ Timing

Total: 759ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.185.0.1`
AAAA	1	`2620:12a:8000::1`
NS	1	`ns1.centric.net`
MX	1	`mail.chapter1bookstore.com (pri: 10)`
TXT	1	`v=spf1 mx a include:_spf.robly.com -all`
SOA	1	`ns.centric.net katie.centric.net`

Analysis

Hierarchy

chapter1bookstore.com is parent of mail.chapter1bookstore.com.

IP Addresses

chapter1bookstore.com points to two IP numbers: 2620:12a:8000::1 and 23.185.0.1.

Other host names, for instance dev-bancolombia-app-site.pantheonsite.io, printmor.com, litera.com, www.test-idb-convocatorias.pantheonsite.io and www.jerrynadler.com share IP numbers with chapter1bookstore.com.

Name Servers

chapter1bookstore.com is delegated to three name servers: ns1.centric.net, ns2.centric.net and ns.centric.net.

chapter1bookstore.com at least partially shares its name servers with other domains, for instance missoulapt.com, centric.net, 66.51.69.in-addr.arpa, sweetpeamt.com and cosmeticsurgicalartsmt.com.

Host names with a single IP:

ns1.centric.net resolves to 69.51.66.2.

ns.centric.net resolves to 69.51.66.7.

Mail Servers

chapter1bookstore.com is served by a single mail server, mail.chapter1bookstore.com.

mail.chapter1bookstore.com points to IP number 69.51.66.5.

chapter1bookstore.com - robtex.com