mydigitaltextbooks.com - robtex.com

mydigitaltextbooks.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:ad39🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:1ea0🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.160Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.173.57🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmeera.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ac3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeera.ns.cloudflare.com
A2803:f800:50::6ca2:c0c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmeera.ns.cloudflare.com
A2a06:98c1:50::ac40:20c3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmeera.ns.cloudflare.com
A108.162.192.195🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeera.ns.cloudflare.com
A172.64.32.195🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeera.ns.cloudflare.com
A173.245.58.195🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeera.ns.cloudflare.com
NSnoah.ns.cloudflare.com
A2606:4700:58::adf5:3b85🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoah.ns.cloudflare.com
A2803:f800:50::6ca2:c185🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnoah.ns.cloudflare.com
A2a06:98c1:50::ac40:2185🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnoah.ns.cloudflare.com
A108.162.193.133🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoah.ns.cloudflare.com
A172.64.33.133🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoah.ns.cloudflare.com
A173.245.59.133🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoah.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.30.160, 172.67.173.57
IPv6 hints2606:4700:3033::ac43:ad39, 2606:4700:3035::6815:1ea0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOAmeera.ns.cloudflare.comdns@cloudflare.com serial=2400817088

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776124782

Same first word

mydigitaltextbooks.com

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSmeera.ns.cloudflare.comnoah.ns.cloudflare.comns0.dnsmadeeasy.comns1.dnsmadeeasy.comns2.dnsmadeeasy.comns3.dnsmadeeasy.comns4.dnsmadeeasy.comMXmail.vitalbook.comA104.21.30.160172.67.173.572606:4700:3033::ac43:ad392606:4700:3035::6815:1ea0198.183.167.120
●NSmeera.ns.cloudflare.com2026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-23 01:47:54
● 2026-02-15 20:57:58
● 2026-04-14 00:04:20
●NSnoah.ns.cloudflare.com2026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-23 01:47:54
● 2026-02-15 20:57:58
● 2026-04-14 00:04:20
○NSns0.dnsmadeeasy.com2015-06-16 → 2017-06-23 · 4 obs
● 2015-06-16 16:36:18
● 2017-06-23 01:47:54
○ 2026-02-15 20:57:58
○ 2026-04-14 00:04:20
○NSns1.dnsmadeeasy.com2015-06-16 → 2017-06-23 · 4 obs
● 2015-06-16 16:36:18
● 2017-06-23 01:47:54
○ 2026-02-15 20:57:58
○ 2026-04-14 00:04:20
○NSns2.dnsmadeeasy.com2015-06-16 → 2017-06-23 · 4 obs
● 2015-06-16 16:36:18
● 2017-06-23 01:47:54
○ 2026-02-15 20:57:58
○ 2026-04-14 00:04:20
○NSns3.dnsmadeeasy.com2015-06-16 → 2017-06-23 · 4 obs
● 2015-06-16 16:36:18
● 2017-06-23 01:47:54
○ 2026-02-15 20:57:58
○ 2026-04-14 00:04:20
○NSns4.dnsmadeeasy.com2015-06-16 → 2017-06-23 · 4 obs
● 2015-06-16 16:36:18
● 2017-06-23 01:47:54
○ 2026-02-15 20:57:58
○ 2026-04-14 00:04:20
○MXmail.vitalbook.com2015-06-16 → 2026-02-15 · 4 obs
● 2015-06-16 16:36:18
● 2026-02-15 20:57:58
○ 2026-02-22 00:27:30
○ 2026-04-14 00:04:20
●A104.21.30.1602026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-23 01:47:54
● 2026-02-15 20:57:58
● 2026-04-14 00:04:20
●A172.67.173.572026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-23 01:47:54
● 2026-02-15 20:57:58
● 2026-04-14 00:04:20
○A198.183.167.1202015-06-16 → 2017-06-23 · 4 obs
● 2015-06-16 16:36:18
● 2017-06-23 01:47:54
○ 2026-02-15 20:57:58
○ 2026-04-14 00:04:20
●A2606:4700:3033::ac43:ad392026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-23 01:47:54
● 2026-02-15 20:57:58
● 2026-04-14 00:04:20
●A2606:4700:3035::6815:1ea02026-02-15 → 2026-04-14 · 3 obs
○ 2017-06-23 01:47:54
● 2026-02-15 20:57:58
● 2026-04-14 00:04:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net...-
mydigitaltextbooks.comnoah.ns.cloudflare.com, meera.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.195

NS records: noah.ns.cloudflare.com, meera.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mydigitaltextbooks.com (unsigned zone)

⏱️ Timing

Total: 94ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.173.57, 104.21.30.160
AAAA22606:4700:3035::6815:1ea0, 2606:4700:3033::ac43:ad39
NS2meera.ns.cloudflare.com, noah.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1meera.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mydigitaltextbooks.com refers to four IP numbers: 2606:4700:3033::ac43:ad39, 2606:4700:3035::6815:1ea0, 104.21.30.160 and 172.67.173.57.

Other host names, for instance rubyfortune-slots.com, nbamex.com, dallas-fort-worth-auctioneering.com, zavitinsk.info and 548548.com share IP numbers with mydigitaltextbooks.com.

Name Servers

mydigitaltextbooks.com's delegation uses two name servers: meera.ns.cloudflare.com and noah.ns.cloudflare.com.

mydigitaltextbooks.com uses the same name server setup as other domains, such as flocktrak.com, intrepidlearning.com, porknet.com, coursesmart.com and yesplease.co.il.

mydigitaltextbooks.com at least partially shares name servers with other domains, including gonubes.com, iq199.com, weikaizm.com, prpctorio.com and zrkjt.com.

These name servers are commonly used with ian.ns.cloudflare.com.

Host names with six IP numbers:

meera.ns.cloudflare.com points to 2606:4700:50::adf5:3ac3, 2803:f800:50::6ca2:c0c3, 2a06:98c1:50::ac40:20c3, 108.162.192.195, 172.64.32.195 and 173.245.58.195.

noah.ns.cloudflare.com points to 2606:4700:58::adf5:3b85, 2803:f800:50::6ca2:c185, 2a06:98c1:50::ac40:2185, 108.162.193.133, 172.64.33.133 and 173.245.59.133.