`cyberbooks.com`

DNSSEC	⚠️ Not signed
A	64.187.239.229^{🇺🇸 QUICKPACKET64.187.232.0/21 QuickPacket, LLC}
		PTR	`64-187-239-229.quickpacket.com`
NS	`ns1.gridhost.com` ⭐
		A	104.247.216.26^{🇺🇸 QUICKPACKET104.247.216.0/21 QuickPacket, LLC}
			PTR	`namex.gridhost.com`
NS	`ns2.gridhost.com`
		A	64.187.239.226^{🇺🇸 QUICKPACKET64.187.232.0/21 QuickPacket, LLC}
			PTR	`webflex.gridhost.com`
MX	`mailx.gridhost.com` ⭐
		A	160.202.122.60^{🇺🇸 QUICKPACKET160.202.64.0/18 QuickPacket, LLC}
TXT	`d42fa940ba58b8b19485b4deb8b9a7facee31ed6`
TXT	`This domain does not send E-mail.`
TXT	`v=spf1 -all`
SOA	`ns1.gridhost.com`hostmaster@cyberbooks.com 2026-05-04 #21

`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=1778502136

Same first word

cyberbooks.com

cyberbooks.click

cyberbooks.biz

cyberbooks.de

DNS History

9 records (4 active, 5 former)

●NSns1.gridhost.com2015-07-02 → 2026-05-11 · 2 obs

● 2015-07-02 06:05:22
● 2026-05-11 12:23:30

●NSns2.gridhost.com2015-07-02 → 2026-05-11 · 2 obs

● 2015-07-02 06:05:22
● 2026-05-11 12:23:30

○MXmail.b-io.co2015-07-02 → 2019-02-18 · 4 obs

● 2015-07-02 06:05:22
● 2019-02-18 07:20:56
○ 2026-04-07 11:01:50
○ 2026-05-11 12:23:30

●MXmailx.gridhost.com2026-04-07 → 2026-05-11 · 3 obs

○ 2019-02-18 07:20:56
● 2026-04-07 11:01:50
● 2026-05-11 12:23:30

○A104.247.212.2182017-01-22 → 2017-01-22 · 4 obs

○ 2016-04-27 09:12:42
● 2017-01-22 14:35:58
○ 2019-02-18 07:20:56
○ 2026-05-11 12:23:30

○A216.244.83.502016-02-07 → 2016-04-27 · 5 obs

○ 2015-11-12 16:46:08
● 2016-02-07 12:30:16
● 2016-04-27 09:12:42
○ 2017-01-22 14:35:58
○ 2026-05-11 12:23:30

○A23.236.48.502015-07-02 → 2015-11-12 · 4 obs

● 2015-07-02 06:05:22
● 2015-11-12 16:46:08
○ 2016-02-07 12:30:16
○ 2026-05-11 12:23:30

○A45.43.208.2102019-02-18 → 2019-02-18 · 4 obs

○ 2017-01-22 14:35:58
● 2019-02-18 07:20:56
○ 2026-04-07 11:01:50
○ 2026-05-11 12:23:30

●A64.187.239.2292026-04-07 → 2026-05-11 · 3 obs

○ 2019-02-18 07:20:56
● 2026-04-07 11:01:50
● 2026-05-11 12:23:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...	-
cyberbooks.com	ns2.gridhost.com, ns1.gridhost.com	2 records

✅ Authoritative Response

Server:64.187.239.226

NS records: ns2.gridhost.com, ns1.gridhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cyberbooks.com (unsigned zone)

⏱️ Timing

Total: 196ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.187.239.229`
NS	2	`ns1.gridhost.com, ns2.gridhost.com`
MX	1	`mailx.gridhost.com (pri: 10)`
TXT	3	`v=spf1 -all, This domain does not send E-mail....`
SOA	1	`ns1.gridhost.com hostmaster.cyberbooks.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.gridhost.com, ns1.gridhost.com)

Analysis

IP Addresses

cyberbooks.com resolves to one IP number: 64.187.239.229.

Other host names, for instance logicflow.com, freshphotography.com, kushykoo.com, www.freeskin.com and pureganic.com share IP numbers with cyberbooks.com.

Name Servers

cyberbooks.com's delegation uses two name servers: ns1.gridhost.com and ns2.gridhost.com.

cyberbooks.com uses the same name server setup as other domains, such as westcoastaudio.com, monicahair.com, tytel.com, puntofit.com and pathivara.com.

Host names with a single IP address: ns1.gridhost.com points to 104.247.216.26; ns2.gridhost.com points to 64.187.239.226.

Mail Servers

A single mail server handles cyberbooks.com, mailx.gridhost.com.

cyberbooks.com shares the same mail server setup as other domains, for instance smtp-1-154.picin.com, zuqiutouzhujiqiao.jinop.com, solar-152-75.solarex.com, smtp-3-37.picin.com and mx.mailx.com.

cyberbooks.com shares at least some mail servers with other domains, for example allcore.com, mproxy.computerstop.com, inkcity.com, securesat.com and smtp-6-108.picin.com.

Host name mailx.gridhost.com resolves to a single IP: 160.202.122.60.

cyberbooks.com - robtex.com

cyberbooks.com

com