etextbooklib.com - dns.ninja

`etextbooklib.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:a3ae^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2aa5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.165^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.163.174^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arely.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26a4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arely.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arely.ns.cloudflare.com`
		A	108.162.194.164^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	162.159.38.164^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	172.64.34.164^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
NS	`cody.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cody.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cody.ns.cloudflare.com`
		A	108.162.193.107^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	172.64.33.107^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	173.245.59.107^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
MX	`_dc-mx.c420ac81b309.etextbooklib.com` ⭐
		A	194.163.128.246^{🇩🇪 CONTABO194.163.128.0/18}
			PTR	`vmi2395973.contaboserver.net`
TXT	`google-site-verification=fWZ4rZOc6p5XaZ-GqazwWsYfFVcfw976oCt5q4FNO68`
TXT	`google-site-verification=ynM7hPJjEi5aKDMANdSXod2UDTkIfgvSZc71WZ9cVG4`
TXT	`v=spf1 a mx ip4:194.163.128.246 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.165, 172.67.163.174
		IPv6 hints	2606:4700:3030::ac43:a3ae, 2606:4700:3033::6815:2aa5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com
SOA	`arely.ns.cloudflare.com`dns@cloudflare.com serial=2408005250

`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=1783801197

Same first word

etextbooklib.com

DNS History

13 records (7 active, 6 former)

●NSarely.ns.cloudflare.com2026-04-07 → 2026-07-11 · 2 obs

● 2026-04-07 22:14:48
● 2026-07-11 20:37:04

●NScody.ns.cloudflare.com2026-04-07 → 2026-07-11 · 2 obs

● 2026-04-07 22:14:48
● 2026-07-11 20:37:04

●MX_dc-mx.c420ac81b309.etextbooklib.com2026-04-07 → 2026-07-11 · 2 obs

● 2026-04-07 22:14:48
● 2026-07-11 20:37:04

●A104.21.42.1652026-04-07 → 2026-07-11 · 5 obs

● 2026-04-07 22:14:48
● 2026-05-03 14:58:18
○ 2026-05-30 15:16:16
● 2026-07-09 07:13:26
● 2026-07-11 20:37:04

●A172.67.163.1742026-04-07 → 2026-07-11 · 5 obs

● 2026-04-07 22:14:48
● 2026-05-03 14:58:18
○ 2026-05-30 15:16:16
● 2026-07-09 07:13:26
● 2026-07-11 20:37:04

○A188.114.96.02026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-03 14:58:18
● 2026-05-30 15:16:16
○ 2026-07-09 07:13:26
○ 2026-07-11 20:37:04

○A188.114.97.02026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-03 14:58:18
● 2026-05-30 15:16:16
○ 2026-07-09 07:13:26
○ 2026-07-11 20:37:04

●A2606:4700:3030::ac43:a3ae2026-07-09 → 2026-07-11 · 3 obs

○ 2026-05-30 15:16:16
● 2026-07-09 07:13:26
● 2026-07-11 20:37:04

○A2606:4700:3031::6815:2aa52026-04-07 → 2026-05-03 · 4 obs

● 2026-04-07 22:14:48
● 2026-05-03 14:58:18
○ 2026-05-30 15:16:16
○ 2026-07-11 20:37:04

●A2606:4700:3033::6815:2aa52026-07-09 → 2026-07-11 · 3 obs

○ 2026-05-30 15:16:16
● 2026-07-09 07:13:26
● 2026-07-11 20:37:04

○A2606:4700:3035::ac43:a3ae2026-04-07 → 2026-05-03 · 4 obs

● 2026-04-07 22:14:48
● 2026-05-03 14:58:18
○ 2026-05-30 15:16:16
○ 2026-07-11 20:37:04

○A2a06:98c1:3120::2026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-03 14:58:18
● 2026-05-30 15:16:16
○ 2026-07-09 07:13:26
○ 2026-07-11 20:37:04

○A2a06:98c1:3121::2026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-03 14:58:18
● 2026-05-30 15:16:16
○ 2026-07-09 07:13:26
○ 2026-07-11 20:37:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
etextbooklib.com	cody.ns.cloudflare.com, arely.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.164

NS records: cody.ns.cloudflare.com, arely.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for etextbooklib.com (unsigned zone)

⏱️ Timing

Total: 180ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.163.174, 104.21.42.165`
AAAA	2	`2606:4700:3030::ac43:a3ae, 2606:4700:3033::6815:2aa5`
NS	2	`arely.ns.cloudflare.com, cody.ns.cloudflare.com`
MX	1	`_dc-mx.c420ac81b309.etextbooklib.com (pr`
TXT	3	`google-site-verification=fWZ4rZOc6p5XaZ-, google-site-verification=ynM7hPJjEi5aKDM...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arely.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

etextbooklib.com directs to four IP numbers, which are 104.21.42.165, 172.67.163.174, 2606:4700:3030::ac43:a3ae and 2606:4700:3033::6815:2aa5.

followmenetworks.com, lingu.de, nhhs60.com plus two other host names have IP numbers in common with etextbooklib.com.

Name Servers

Two name servers handle the delegation for etextbooklib.com: arely.ns.cloudflare.com and cody.ns.cloudflare.com.

The name server configuration of etextbooklib.com is shared with other domains, for instance etextbookuniversity.com, academicetextbook.com, isbnebook.com and two others.

At least some of etextbooklib.com's name servers are shared with other domains, for example victoriaruelas.com, lgqpxs.com, irismystery.com and two more.

These name servers are often deployed together with the name servers tanner.ns.cloudflare.com, sullivan.ns.cloudflare.com, zahir.ns.cloudflare.com and stanley.ns.cloudflare.com.

Hosts with 6 IP addresses each:

arely.ns.cloudflare.com resolves to 108.162.194.164, 162.159.38.164 and 172.64.34.164 among others, with 3 other IP addresses in total.

cody.ns.cloudflare.com resolves to 108.162.193.107, 172.64.33.107 and 173.245.59.107 among others, with 3 other IP addresses in total.

Mail Servers

etextbooklib.com uses one mail server — _dc-mx.c420ac81b309.etextbooklib.com.

_dc-mx.c420ac81b309.etextbooklib.com carries a single IP number, which is 194.163.128.246.