`booksyz.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:c872^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4a4b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.74.75^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.114^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cartman.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cdb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cartman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cartman.ns.cloudflare.com`
		A	108.162.195.219^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
		A	162.159.44.219^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
		A	172.64.35.219^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cartman.ns.cloudflare.com`
NS	`vivienne.ns.cloudflare.com`
		A	2606:4700:50::a29f:2632^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vivienne.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c232^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vivienne.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2232^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vivienne.ns.cloudflare.com`
		A	108.162.194.50^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vivienne.ns.cloudflare.com`
		A	162.159.38.50^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vivienne.ns.cloudflare.com`
		A	172.64.34.50^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vivienne.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽³²⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.74.75, 172.67.200.114
		IPv6	2606:4700:3035::ac43:c872, 2606:4700:3037::6815:4a4b
SOA	`cartman.ns.cloudflare.com`dns@cloudflare.com serial=2399657581

`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=1774564232

Same first word

booksyz.com

Similar names

zybooks.com

zybooks.org

yzbooks.com

yszbook.com

DNS History

9 records (9 active, 0 former)

●NScartman.ns.cloudflare.com2026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●NSvivienne.ns.cloudflare.com2026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●MXroute1.mx.cloudflare.net2026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●MXroute2.mx.cloudflare.net2026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●MXroute3.mx.cloudflare.net2026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●A104.21.74.752026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●A172.67.200.1142026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●A2606:4700:3035::ac43:c8722026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

●A2606:4700:3037::6815:4a4b2026-03-25 → 2026-03-26 · 2 obs

● 2026-03-25 02:23:52
● 2026-03-26 22:56:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
booksyz.com	vivienne.ns.cloudflare.com, cartman.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.50

NS records: vivienne.ns.cloudflare.com, cartman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for booksyz.com (unsigned zone)

⏱️ Timing

Total: 171ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.200.114, 104.21.74.75`
AAAA	2	`2606:4700:3037::6815:4a4b, 2606:4700:3035::ac43:c872`
NS	2	`cartman.ns.cloudflare.com, vivienne.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 32), route3.mx.cloudflare.net (pri: 4)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cartman.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (vivienne.ns.cloudflare.com, vivienne.ns.cloudflare.com, vivienne.ns.cloudflare.com...)

Analysis

IP Addresses

booksyz.com points to four IP numbers: 2606:4700:3035::ac43:c872, 2606:4700:3037::6815:4a4b, 104.21.74.75 and 172.67.200.114.

Other host names, for instance insidercentralsite.co.uk, alexandermedspa.com, dorhel.fr, stanleycenter.org and smirnoffunderbelly.co.uk share IP numbers with booksyz.com.

Name Servers

booksyz.com's delegation is to two name servers cartman.ns.cloudflare.com and vivienne.ns.cloudflare.com.

booksyz.com shares the same name server configuration as other domains, such as driftboss2.org, drantholavius.com, dramasgo.com, sampables.com and bgboydphoto.com.

booksyz.com at least partially shares its name servers with other domains, for instance cashmybux.com, homezeek.com, smartermail.com, vedic-arts.com and letscompareit.com.

These name servers are commonly used alongside james.ns.cloudflare.com and bonnie.ns.cloudflare.com.

Host names with six IP numbers:

cartman.ns.cloudflare.com points to: 2606:4700:58::a29f:2cdb, 2803:f800:50::6ca2:c3db, 2a06:98c1:50::ac40:23db, 108.162.195.219, 162.159.44.219 and 172.64.35.219.

vivienne.ns.cloudflare.com points to: 2606:4700:50::a29f:2632, 2803:f800:50::6ca2:c232, 2a06:98c1:50::ac40:2232, 108.162.194.50, 162.159.38.50 and 172.64.34.50.

Mail Servers

booksyz.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

booksyz.com shares some mail servers with other domains, including popularitas.com, timeparty.com, samwep.ink, parkeergaragestjan.nl and nloftus.com.

Host names with six IP numbers:

route1.mx.cloudflare.net has IPs 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net has IPs 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net has IPs 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

booksyz.com - robtex.com

booksyz.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`booksyz.com`

`com`