ctgroup.com - dns.ninja

`ctgroup.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b349^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:3b8e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.142^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.73^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cora.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26c3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cora.ns.cloudflare.com`
		A	108.162.194.195^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	162.159.38.195^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
		A	172.64.34.195^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cora.ns.cloudflare.com`
NS	`javier.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ccc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`javier.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3cc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`javier.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23cc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`javier.ns.cloudflare.com`
		A	108.162.195.204^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`javier.ns.cloudflare.com`
		A	162.159.44.204^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`javier.ns.cloudflare.com`
		A	172.64.35.204^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`javier.ns.cloudflare.com`
MX	`ctgroup-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca0b::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	2a01:111:f403:ca0b::2^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo0p265cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00601.inbound.protection.outlook.com`
		A	52.101.89.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	52.101.89.1^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo0p265cu00201.inbound.protection.outlook.com`
		A	52.101.89.2^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo3p265cu00302.inbound.protection.outlook.com`
		A	52.101.99.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00600.inbound.protection.outlook.com`
TXT	`MS=ms56867253`
TXT	`anthropic-domain-verification-6b050m=GaIwVO8IrUOgW6RfJTJFK9fld`
TXT	`apple-domain-verification=J1ofdHWVIqyp3Mct`
TXT	`google-site-verification=cezIc3ZMBbv8nRIGMyhBEgGU-sf2Yt3Ud9_UdhF-rVs`
TXT	`google-site-verification=hWGNYJXWtBm9bGGSY6G8KfolstwFwdFvQcrKzGbeC1U`
TXT	`sophos-domain-verification=6f0981047a15f409ef57c5d40827c4e61fcb012d`
TXT	`v=spf1 a mx include:spf.protection.outlook.com include:spf.uk.exclaimer.net i...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.142, 172.67.179.73
		IPv6 hints	2606:4700:3032::ac43:b349, 2606:4700:3033::6815:3b8e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=72, name=cloudflare-ech.com
SOA	`cora.ns.cloudflare.com`dns@cloudflare.com serial=2407814891

`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=1782589175

Same first word

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pgctour.com

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gtucorp.com

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grupoct.com.ar

corpgut.ru

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cuptorg.ru

tcgroup.cn

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tcgroup.com.tw

tcgroup.tc

tcgroup.asia

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grupotc.es

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tcgroup.cz

grupotc.eu

tcgroup.ws

DNS History

20 records (7 active, 13 former)

●NScora.ns.cloudflare.com2026-02-18 → 2026-06-27 · 3 obs

○ 2020-03-09 23:44:16
● 2026-02-18 05:49:06
● 2026-06-27 20:05:28

○NSdns1.name-services.com2015-05-24 → 2016-12-23 · 4 obs

● 2015-05-24 16:48:02
● 2016-12-23 01:10:18
○ 2020-03-09 23:44:16
○ 2026-06-27 20:05:28

○NSdns2.name-services.com2015-05-24 → 2016-12-23 · 4 obs

● 2015-05-24 16:48:02
● 2016-12-23 01:10:18
○ 2020-03-09 23:44:16
○ 2026-06-27 20:05:28

○NSdns3.name-services.com2015-05-24 → 2016-12-23 · 4 obs

● 2015-05-24 16:48:02
● 2016-12-23 01:10:18
○ 2020-03-09 23:44:16
○ 2026-06-27 20:05:28

○NSdns4.name-services.com2015-05-24 → 2016-12-23 · 4 obs

● 2015-05-24 16:48:02
● 2016-12-23 01:10:18
○ 2020-03-09 23:44:16
○ 2026-06-27 20:05:28

○NSdns5.name-services.com2015-05-24 → 2016-12-23 · 4 obs

● 2015-05-24 16:48:02
● 2016-12-23 01:10:18
○ 2020-03-09 23:44:16
○ 2026-06-27 20:05:28

●NSjavier.ns.cloudflare.com2026-02-18 → 2026-06-27 · 3 obs

○ 2020-03-09 23:44:16
● 2026-02-18 05:49:06
● 2026-06-27 20:05:28

○NSns73.domaincontrol.com2020-03-09 → 2020-03-09 · 4 obs

○ 2016-12-23 01:10:18
● 2020-03-09 23:44:16
○ 2026-02-18 05:49:06
○ 2026-06-27 20:05:28

○NSns74.domaincontrol.com2020-03-09 → 2020-03-09 · 4 obs

○ 2016-12-23 01:10:18
● 2020-03-09 23:44:16
○ 2026-02-18 05:49:06
○ 2026-06-27 20:05:28

●MXctgroup-com.mail.protection.outlook.com2020-03-09 → 2026-06-27 · 2 obs

● 2020-03-09 23:44:16
● 2026-06-27 20:05:28

○MXmx-01-eu-west-1.prod.hydra.sophos.com2020-03-09 → 2020-03-09 · 3 obs

● 2020-03-09 23:44:16
○ 2026-02-18 05:49:06
○ 2026-06-27 20:05:28

○MXmx-02-eu-west-1.prod.hydra.sophos.com2020-03-09 → 2020-03-09 · 3 obs

● 2020-03-09 23:44:16
○ 2026-02-18 05:49:06
○ 2026-06-27 20:05:28

●A104.21.59.1422026-02-18 → 2026-06-27 · 3 obs

○ 2020-03-09 23:44:16
● 2026-02-18 05:49:06
● 2026-06-27 20:05:28

○A107.180.46.1542020-03-09 → 2020-03-09 · 4 obs

○ 2016-12-23 01:10:18
● 2020-03-09 23:44:16
○ 2026-02-18 05:49:06
○ 2026-06-27 20:05:28

●A172.67.179.732026-02-18 → 2026-06-27 · 3 obs

○ 2020-03-09 23:44:16
● 2026-02-18 05:49:06
● 2026-06-27 20:05:28

●A2606:4700:3032::ac43:b3492026-02-18 → 2026-06-27 · 3 obs

○ 2020-03-09 23:44:16
● 2026-02-18 05:49:06
● 2026-06-27 20:05:28

●A2606:4700:3033::6815:3b8e2026-02-18 → 2026-06-27 · 3 obs

○ 2020-03-09 23:44:16
● 2026-02-18 05:49:06
● 2026-06-27 20:05:28

○A98.124.198.12015-05-24 → 2015-05-24 · 3 obs

● 2015-05-24 16:48:02
○ 2015-10-20 20:50:58
○ 2026-06-27 20:05:28

○A98.124.199.12015-05-24 → 2015-10-20 · 4 obs

● 2015-05-24 16:48:02
● 2015-10-20 20:50:58
○ 2016-01-19 02:38:04
○ 2026-06-27 20:05:28

○A98.124.199.682016-01-19 → 2016-12-23 · 5 obs

○ 2015-10-20 20:50:58
● 2016-01-19 02:38:04
● 2016-12-23 01:10:18
○ 2020-03-09 23:44:16
○ 2026-06-27 20:05:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
ctgroup.com	cora.ns.cloudflare.com, javier.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.204

NS records: cora.ns.cloudflare.com, javier.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctgroup.com (unsigned zone)

⏱️ Timing

Total: 213ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.59.142, 172.67.179.73`
AAAA	2	`2606:4700:3032::ac43:b349, 2606:4700:3033::6815:3b8e`
NS	2	`cora.ns.cloudflare.com, javier.ns.cloudflare.com`
MX	1	`ctgroup-com.mail.protection.outlook.com`
TXT	7	`MS=ms56867253, anthropic-domain-verification-6b050m=GaI...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cora.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ctgroup.com directs to four IP numbers, which are 104.21.59.142, 172.67.179.73, 2606:4700:3032::ac43:b349 and 2606:4700:3033::6815:3b8e.

nrw.egzaminai.lt, qkwxxs.huopaiquan.com, gcnchain.com plus two other host names have IP numbers in common with ctgroup.com.

Name Servers

ctgroup.com is served by two delegated name servers, cora.ns.cloudflare.com and javier.ns.cloudflare.com.

The name server configuration of ctgroup.com is shared with other domains, for instance actor.me, (0x666170)oleaks.com, nunta.net and two others.

At least some of ctgroup.com's name servers are shared with other domains, for example sinochlorine.com, cosmeticunion.us, 10limi.com and two more.

These name servers tend to be deployed in combination with the name servers celeste.ns.cloudflare.com and joyce.ns.cloudflare.com.

Hosts with 6 IP addresses each:

cora.ns.cloudflare.com carries IP addresses 108.162.194.195, 162.159.38.195 and 172.64.34.195, with 3 other addresses beyond those.

javier.ns.cloudflare.com carries IP addresses 108.162.195.204, 162.159.44.204 and 172.64.35.204, with 3 other addresses beyond those.

Mail Servers

ctgroup.com uses one mail server — ctgroup-com.mail.protection.outlook.com.

ctgroup-com.mail.protection.outlook.com has 8 IP addresses: 52.101.89.0, 52.101.89.1, 52.101.89.2 plus 5 more.