`readbooks.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:ddd7^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4375^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.67.117^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.215^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chip.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b54^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c154^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2154^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chip.ns.cloudflare.com`
		A	108.162.193.84^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	172.64.33.84^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	173.245.59.84^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
NS	`ollie.ns.cloudflare.com`
		A	2606:4700:50::a29f:2647^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ollie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c247^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ollie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2247^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ollie.ns.cloudflare.com`
		A	108.162.194.71^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ollie.ns.cloudflare.com`
		A	162.159.38.71^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ollie.ns.cloudflare.com`
		A	172.64.34.71^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ollie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.67.117, 172.67.221.215
		IPv6 hints	2606:4700:3032::ac43:ddd7, 2606:4700:3035::6815:4375
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=184, name=cloudflare-ech.com
SOA	`chip.ns.cloudflare.com`dns@cloudflare.com serial=2400614224

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2604131130

Same first word

readbooks.cc

readbooks.ca

readbooks.ru

readbooks.co.il

readbooks.net

readbooks.us

readbooks.it

Similar names

booksread.com

booksread.info

bookreads.com

koboreads.com

booksread.org

booksread.ru

DNS History

12 records (6 active, 6 former)

●NSchip.ns.cloudflare.com2026-03-26 → 2026-04-13 · 3 obs

○ 2019-12-25 23:55:44
● 2026-03-26 03:03:02
● 2026-04-13 11:53:16

○NSdns101.ovh.net2015-08-12 → 2017-02-19 · 4 obs

● 2015-08-12 16:04:32
● 2017-02-19 23:17:54
○ 2019-12-25 23:55:44
○ 2026-04-13 11:53:16

○NSns101.ovh.net2015-08-12 → 2017-02-19 · 4 obs

● 2015-08-12 16:04:32
● 2017-02-19 23:17:54
○ 2019-12-25 23:55:44
○ 2026-04-13 11:53:16

●NSollie.ns.cloudflare.com2026-03-26 → 2026-04-13 · 3 obs

○ 2019-12-25 23:55:44
● 2026-03-26 03:03:02
● 2026-04-13 11:53:16

○MXmx1.ovh.net2015-08-12 → 2017-02-19 · 4 obs

● 2015-08-12 16:04:32
● 2017-02-19 23:17:54
○ 2019-12-25 23:55:44
○ 2026-04-13 11:53:16

○MXmx2.ovh.net2015-08-12 → 2017-02-19 · 4 obs

● 2015-08-12 16:04:32
● 2017-02-19 23:17:54
○ 2019-12-25 23:55:44
○ 2026-04-13 11:53:16

○MXmxb.ovh.net2015-08-12 → 2017-02-19 · 4 obs

● 2015-08-12 16:04:32
● 2017-02-19 23:17:54
○ 2019-12-25 23:55:44
○ 2026-04-13 11:53:16

●A104.21.67.1172026-03-26 → 2026-04-13 · 3 obs

○ 2019-12-25 23:55:44
● 2026-03-26 03:03:02
● 2026-04-13 11:53:16

●A172.67.221.2152026-03-26 → 2026-04-13 · 3 obs

○ 2019-12-25 23:55:44
● 2026-03-26 03:03:02
● 2026-04-13 11:53:16

●A2606:4700:3032::ac43:ddd72026-03-26 → 2026-04-13 · 3 obs

○ 2019-12-25 23:55:44
● 2026-03-26 03:03:02
● 2026-04-13 11:53:16

●A2606:4700:3035::6815:43752026-03-26 → 2026-04-13 · 3 obs

○ 2019-12-25 23:55:44
● 2026-03-26 03:03:02
● 2026-04-13 11:53:16

○A91.121.23.1602015-08-12 → 2017-02-19 · 4 obs

● 2015-08-12 16:04:32
● 2017-02-19 23:17:54
○ 2019-12-25 23:55:44
○ 2026-04-13 11:53:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
readbooks.ca	ollie.ns.cloudflare.com, chip.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.71

NS records: ollie.ns.cloudflare.com, chip.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for readbooks.ca (unsigned zone)

⏱️ Timing

Total: 256ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.221.215, 104.21.67.117`
AAAA	2	`2606:4700:3032::ac43:ddd7, 2606:4700:3035::6815:4375`
NS	2	`chip.ns.cloudflare.com, ollie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chip.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

readbooks.ca resolves to four IP numbers: 2606:4700:3032::ac43:ddd7, 2606:4700:3035::6815:4375, 104.21.67.117 and 172.67.221.215.

Other host names such as aydindefence.com, comtrade.ca, aphakiaworks.click, esmartlibraries.org and faracrossyonder.com share IPs with readbooks.ca.

Name Servers

readbooks.ca is delegated to two name servers: chip.ns.cloudflare.com and ollie.ns.cloudflare.com.

readbooks.ca shares the same name server setup as tikboardgames.com, ehelps.net, npmcevre.com, hairstyle-ai.app and recrutant.com.

readbooks.ca at least partially shares name servers with other domains, for instance copicomp.ru, k106.cn, 98win8v.vip, likunhe.com and redco.co.uk.

These name servers are commonly used together with toby.ns.cloudflare.com, nelly.ns.cloudflare.com and liberty.ns.cloudflare.com.

Host names with six IP numbers:

chip.ns.cloudflare.com points to 2606:4700:58::adf5:3b54, 2803:f800:50::6ca2:c154, 2a06:98c1:50::ac40:2154, 108.162.193.84, 172.64.33.84 and 173.245.59.84.

ollie.ns.cloudflare.com points to 2606:4700:50::a29f:2647, 2803:f800:50::6ca2:c247, 2a06:98c1:50::ac40:2247, 108.162.194.71, 162.159.38.71 and 172.64.34.71.

readbooks.ca - robtex.com

readbooks.ca

ca

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`readbooks.ca`

`ca`