`catholictextbookproject.com`

DNSSEC	⚠️ Not signed
A	23.236.62.147^{🇺🇸 Google23.236.62.0/24}
		PTR	`147.62.236.23.bc.googleusercontent.com`
NS	`dns101.register.com` ⭐
		A	162.159.24.117^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns102.register.com`
		A	162.159.25.158^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`smtp.google.com` ⭐
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	2a00:1450:4009:c19::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrp-in-f26.1e100.net`
		A	172.217.76.26^{🇺🇸 Google172.217.76.0/24}
			PTR	`yulhrp-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
TXT	`gtkdgh62meov9pjh7t1cig9th1`
TXT	`google-site-verification=ain6lOGlSt5Rts6ZImV1oHG3_Xps0B0yiyV9XxlyFiw`
TXT	`notokenfound`
TXT	`v=spf1 mx include:catholictextbookproject.com include:spf.registeredsite.com ...`
SOA	`DNS101.REGISTER.com`root@REGISTER.com serial=125121113

`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=1778725381

WOT: UNKNOWN (60/100)

Subdomains

mx.catholictextbookproject.com

Same first word

catholictextbookproject.com

DNS History

13 records (4 active, 9 former)

●NSdns101.register.com2026-03-25 → 2026-05-14 · 3 obs

○ 2020-01-06 10:57:14
● 2026-03-25 23:47:50
● 2026-05-14 02:49:36

●NSdns102.register.com2026-03-25 → 2026-05-14 · 3 obs

○ 2020-01-06 10:57:14
● 2026-03-25 23:47:50
● 2026-05-14 02:49:36

○NSdns106.c.register.com2020-01-06 → 2020-01-06 · 4 obs

○ 2016-12-31 14:43:12
● 2020-01-06 10:57:14
○ 2026-03-25 23:47:50
○ 2026-05-14 02:49:36

○NSdns136.a.register.com2020-01-06 → 2020-01-06 · 4 obs

○ 2016-12-31 14:43:12
● 2020-01-06 10:57:14
○ 2026-03-25 23:47:50
○ 2026-05-14 02:49:36

○NSdns199.b.register.com2020-01-06 → 2020-01-06 · 4 obs

○ 2016-12-31 14:43:12
● 2020-01-06 10:57:14
○ 2026-03-25 23:47:50
○ 2026-05-14 02:49:36

○NSdns249.d.register.com2020-01-06 → 2020-01-06 · 4 obs

○ 2016-12-31 14:43:12
● 2020-01-06 10:57:14
○ 2026-03-25 23:47:50
○ 2026-05-14 02:49:36

○NSns1.mediatemple.net2015-05-11 → 2016-12-31 · 4 obs

● 2015-05-11 12:39:02
● 2016-12-31 14:43:12
○ 2020-01-06 10:57:14
○ 2026-05-14 02:49:36

○NSns2.mediatemple.net2015-05-11 → 2016-12-31 · 4 obs

● 2015-05-11 12:39:02
● 2016-12-31 14:43:12
○ 2020-01-06 10:57:14
○ 2026-05-14 02:49:36

○MXmx.catholictextbookproject.com2016-01-28 → 2020-01-06 · 5 obs

○ 2015-10-12 12:31:04
● 2016-01-28 17:36:10
● 2020-01-06 10:57:14
○ 2026-03-25 23:47:50
○ 2026-05-14 02:49:36

○MXmx.readyhosting.com2015-05-11 → 2015-10-12 · 4 obs

● 2015-05-11 12:39:02
● 2015-10-12 12:31:04
○ 2016-01-28 17:36:10
○ 2026-05-14 02:49:36

●MXsmtp.google.com2026-03-25 → 2026-05-14 · 3 obs

○ 2020-01-06 10:57:14
● 2026-03-25 23:47:50
● 2026-05-14 02:49:36

●A23.236.62.1472020-01-06 → 2026-05-14 · 5 obs

○ 2016-12-31 14:43:12
● 2020-01-06 10:57:14
● 2026-04-15 06:29:48
○ 2026-05-11 01:13:56
● 2026-05-14 02:49:36

○A64.13.232.2192015-05-11 → 2016-12-31 · 4 obs

● 2015-05-11 12:39:02
● 2016-12-31 14:43:12
○ 2020-01-06 10:57:14
○ 2026-05-14 02:49:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net...	-
catholictextbookproject.com	dns101.register.com, dns102.register.com	2 records

✅ Authoritative Response

Server:162.159.25.158

NS records: dns101.register.com, dns102.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for catholictextbookproject.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.236.62.147`
NS	2	`dns102.register.com, dns101.register.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	4	`gtkdgh62meov9pjh7t1cig9th1, notokenfound...`
SOA	1	`DNS101.REGISTER.com root.REGISTER.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns101.register.com, dns102.register.com)

Analysis

Hierarchy

mx.catholictextbookproject.com has catholictextbookproject.com as its parent.

IP Addresses

catholictextbookproject.com maps to IP address 23.236.62.147.

Other host names, for instance placement.net.au, sunflowermusic.co.uk, leadingedgedesign.com, savee.eu and thoerl.gv.at share IP numbers with catholictextbookproject.com.

Name Servers

Two name servers dns101.register.com and dns102.register.com are delegated to catholictextbookproject.com.

catholictextbookproject.com uses the same name server configuration as other domains, such as akdn-afg.net, denisebassallen.com, precision-engineering-pc.com, tuistgeorgetucker.com and approva.org.

Host names with a single IP address:

dns101.register.com points to 162.159.24.117

dns102.register.com points to 162.159.25.158

Mail Servers

catholictextbookproject.com is handled by a single mail server, smtp.google.com.

catholictextbookproject.com shares the same mail server setup as other domains, including dealconf.com, yourspedrights.com, bonemusclejoint.com, agenteer.com and handshakr.com.

catholictextbookproject.com shares mail servers with other domains at least in part, for instance k-bit.xyz, marieldigital.com, qctop.com, beaund.com and vipshaadi.com.

smtp.google.com resolves to six IP numbers: 2a00:1450:4009:c0f::1a, 2a00:1450:4009:c0f::1b, 2a00:1450:4009:c19::1a, 172.217.76.26, 192.178.223.26 and 192.178.223.27.

catholictextbookproject.com - robtex.com