ctbtx.com - dns.ninja

`ctbtx.com`

DNSSEC	⚠️ Not signed
A	199.16.172.127^{🇺🇸 Automattic199.16.172.0/24 PRESSABLE}
A	199.16.173.172^{🇺🇸 Automattic199.16.173.0/24 PRESSABLE}
NS	`ns-cloud-c1.googledomains.com` ⭐
		A	2001:4860:4802:32::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c1.googledomains.com`
		A	216.239.32.108^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-c1.googledomains.com`
NS	`ns-cloud-c2.googledomains.com`
		A	2001:4860:4802:34::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c2.googledomains.com`
		A	216.239.34.108^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-c2.googledomains.com`
NS	`ns-cloud-c3.googledomains.com`
		A	2001:4860:4802:36::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c3.googledomains.com`
		A	216.239.36.108^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-c3.googledomains.com`
NS	`ns-cloud-c4.googledomains.com`
		A	2001:4860:4802:38::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c4.googledomains.com`
		A	216.239.38.108^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-c4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com include:_spf.smtp.com ~all`
SOA	`ns-cloud-c1.googledomains.com`cloud-dns-hostmaster@google.com serial=2

`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=1785921154

Same first word

ctbtx.com

Similar names

tcbxt.com

bctxt.co

bxttc.com

cbxtt.com

tcbtx.com

xbttc.cn

txcbt.com

txbtc.com

bcttx.com

xtbtc.com

cbxtt.live

btxtc.com

cbtxt.com

ttxbc.com

tcbtx.shop

bcttx.info

cbtxt.net

cttbx.com

bcttx.net

btctx.com

DNS History

23 records (11 active, 12 former)

●NSns-cloud-c1.googledomains.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●NSns-cloud-c2.googledomains.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●NSns-cloud-c3.googledomains.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●NSns-cloud-c4.googledomains.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

○NSns-us.1and1-dns.com2015-05-15 → 2017-04-06 · 4 obs

● 2015-05-15 01:16:46
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

○NSns-us.1and1-dns.de2015-05-15 → 2017-04-06 · 4 obs

● 2015-05-15 01:16:46
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

○NSns-us.1and1-dns.org2015-05-15 → 2017-04-06 · 4 obs

● 2015-05-15 01:16:46
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

○NSns-us.1and1-dns.us2015-05-15 → 2017-04-06 · 4 obs

● 2015-05-15 01:16:46
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

●MXalt1.aspmx.l.google.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●MXalt2.aspmx.l.google.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●MXalt3.aspmx.l.google.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●MXalt4.aspmx.l.google.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●MXaspmx.l.google.com2026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

○MXmx00.1and1.com2015-05-15 → 2017-04-06 · 4 obs

● 2015-05-15 01:16:46
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

○MXmx01.1and1.com2015-05-15 → 2017-04-06 · 4 obs

● 2015-05-15 01:16:46
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

●A199.16.172.1272026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

●A199.16.173.1722026-06-30 → 2026-08-05 · 3 obs

○ 2017-04-06 00:21:56
● 2026-06-30 03:43:44
● 2026-08-05 09:13:40

○A216.250.121.632016-08-08 → 2016-08-08 · 4 obs

○ 2016-03-24 14:14:32
● 2016-08-08 07:05:06
○ 2017-04-06 00:21:56
○ 2026-08-05 09:13:40

○A2607:f1c0:1000:10ba:174b:4c95:49a2:78022015-05-15 → 2016-03-24 · 4 obs

● 2015-05-15 01:16:46
● 2016-03-24 14:14:32
○ 2016-08-08 07:05:06
○ 2026-08-05 09:13:40

○A2607:f1c0:1000:10ba:a40c:8fc3:2318:e0382016-08-08 → 2016-08-08 · 4 obs

○ 2016-03-24 14:14:32
● 2016-08-08 07:05:06
○ 2017-04-06 00:21:56
○ 2026-08-05 09:13:40

○A2607:f1c0:100f:f000::2132017-04-06 → 2017-04-06 · 4 obs

○ 2016-08-08 07:05:06
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

○A74.208.236.862017-04-06 → 2017-04-06 · 4 obs

○ 2016-08-08 07:05:06
● 2017-04-06 00:21:56
○ 2026-06-30 03:43:44
○ 2026-08-05 09:13:40

○A74.208.58.1142015-05-15 → 2016-03-24 · 4 obs

● 2015-05-15 01:16:46
● 2016-03-24 14:14:32
○ 2016-08-08 07:05:06
○ 2026-08-05 09:13:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ctbtx.com	ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com	8 records

✅ Authoritative Response

Server:216.239.36.108

NS records: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctbtx.com (unsigned zone)

⏱️ Timing

Total: 241ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`199.16.172.127, 199.16.173.172`
NS	4	`ns-cloud-c4.googledomains.com, ns-cloud-c2.googledomains.com...`
MX	5	`alt4.aspmx.l.google.com (pri: 10), aspmx.l.google.com (pri: 1)...`
TXT	1	`v=spf1 include:_spf.google.com include:_`
SOA	1	`ns-cloud-c1.googledomains.com cloud-dns-`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns-cloud-c1.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com...)

Analysis

IP Addresses

ctbtx.com points to the IP addresses 199.16.172.127 and 199.16.173.172

Additional host names — 2030palette.org, tapeinnovations.com, elitep.com and two others — share IP numbers with ctbtx.com.

Name Servers

ctbtx.com has four authoritative name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.

The name servers of ctbtx.com overlap at least partially with those of other domains — among them amproduce.ca, hawthornerx.com, burehber.com and two more.

Each of the four hosts ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com has two IP addresses. ns-cloud-c1.googledomains.com points to 216.239.32.108 and 2001:4860:4802:32::6c. ns-cloud-c2.googledomains.com points to 216.239.34.108 and 2001:4860:4802:34::6c. ns-cloud-c3.googledomains.com points to 216.239.36.108 and 2001:4860:4802:36::6c. ns-cloud-c4.googledomains.com points to 216.239.38.108 and 2001:4860:4802:38::6c.

Mail Servers

ctbtx.com has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

ctbtx.com shares mail servers — at least in part — with other domains, including resolutional.com, grupofdi.com, spektrasoft.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

The A records for aspmx.l.google.com return 142.251.167.27 and 2607:f8b0:4004:c23::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.