ctgroup.tech - dns.ninja

`ctgroup.tech`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:17d6^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:d5ee^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.214^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.238^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lady.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lady.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lady.ns.cloudflare.com`
		A	108.162.192.127^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
		A	172.64.32.127^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
		A	173.245.58.127^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lady.ns.cloudflare.com`
NS	`rocky.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rocky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rocky.ns.cloudflare.com`
		A	108.162.193.227^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.227^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.227^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`ctgroup-tech.p10.mxthunder.com` ⭐
		A	209.41.68.148^{🇺🇸 DATABANK209.41.68.0/24}
			PTR	`bolt109b.mxthunder.net`
		A	216.172.106.25^{🇺🇸 COREXCHANGE-AS216.172.96.0/20 CoreXchange 1950 Stemmons Frwy Suite 4006 Dallas, TX 75207}
MX	`ctgroup-tech.p20.mxthunder.net`⁽²⁰⁾
		A	209.41.68.148^{🇺🇸 DATABANK209.41.68.0/24}
			PTR	`bolt109b.mxthunder.net`
MX	`ctgroup-tech.p30.mxthunder.net`⁽³⁰⁾
		A	216.172.106.25^{🇺🇸 COREXCHANGE-AS216.172.96.0/20 CoreXchange 1950 Stemmons Frwy Suite 4006 Dallas, TX 75207}
MX	`ctgroup-tech.p40.mxthunder.net`⁽⁴⁰⁾
		A	209.41.68.148^{🇺🇸 DATABANK209.41.68.0/24}
			PTR	`bolt109b.mxthunder.net`
		A	216.172.106.25^{🇺🇸 COREXCHANGE-AS216.172.96.0/20 CoreXchange 1950 Stemmons Frwy Suite 4006 Dallas, TX 75207}
TXT	`v=spf1 include:spf.spamhero.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.214, 172.67.213.238
		IPv6 hints	2606:4700:3033::6815:17d6, 2606:4700:3034::ac43:d5ee
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=70, name=cloudflare-ech.com
SOA	`lady.ns.cloudflare.com`dns@cloudflare.com serial=2407512165

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1782605947

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DNS History

14 records (10 active, 4 former)

●NSlady.ns.cloudflare.com2026-02-17 → 2026-06-28 · 2 obs

● 2026-02-17 02:38:52
● 2026-06-28 01:15:34

●NSrocky.ns.cloudflare.com2026-02-17 → 2026-06-28 · 2 obs

● 2026-02-17 02:38:52
● 2026-06-28 01:15:34

●MXctgroup-tech.p10.mxthunder.com2026-02-17 → 2026-06-28 · 2 obs

● 2026-02-17 02:38:52
● 2026-06-28 01:15:34

●MXctgroup-tech.p20.mxthunder.net2026-02-17 → 2026-06-28 · 2 obs

● 2026-02-17 02:38:52
● 2026-06-28 01:15:34

●MXctgroup-tech.p30.mxthunder.net2026-02-17 → 2026-06-28 · 2 obs

● 2026-02-17 02:38:52
● 2026-06-28 01:15:34

●MXctgroup-tech.p40.mxthunder.net2026-02-17 → 2026-06-28 · 2 obs

● 2026-02-17 02:38:52
● 2026-06-28 01:15:34

●A104.21.23.2142026-02-17 → 2026-06-28 · 5 obs

● 2026-02-17 02:38:52
● 2026-03-19 23:32:44
○ 2026-03-20 02:08:40
● 2026-06-01 00:12:14
● 2026-06-28 01:15:34

●A172.67.213.2382026-02-17 → 2026-06-28 · 5 obs

● 2026-02-17 02:38:52
● 2026-03-19 23:32:44
○ 2026-03-20 02:08:40
● 2026-06-01 00:12:14
● 2026-06-28 01:15:34

○A188.114.96.02026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-19 23:32:44
● 2026-03-20 02:08:40
○ 2026-06-01 00:12:14
○ 2026-06-28 01:15:34

○A188.114.97.02026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-19 23:32:44
● 2026-03-20 02:08:40
○ 2026-06-01 00:12:14
○ 2026-06-28 01:15:34

●A2606:4700:3033::6815:17d62026-02-17 → 2026-06-28 · 5 obs

● 2026-02-17 02:38:52
● 2026-03-19 23:32:44
○ 2026-03-20 02:08:40
● 2026-06-01 00:12:14
● 2026-06-28 01:15:34

●A2606:4700:3034::ac43:d5ee2026-02-17 → 2026-06-28 · 5 obs

● 2026-02-17 02:38:52
● 2026-03-19 23:32:44
○ 2026-03-20 02:08:40
● 2026-06-01 00:12:14
● 2026-06-28 01:15:34

○A2a06:98c1:3120::2026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-19 23:32:44
● 2026-03-20 02:08:40
○ 2026-06-01 00:12:14
○ 2026-06-28 01:15:34

○A2a06:98c1:3121::2026-03-20 → 2026-03-20 · 4 obs

○ 2026-03-19 23:32:44
● 2026-03-20 02:08:40
○ 2026-06-01 00:12:14
○ 2026-06-28 01:15:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info	8 records
ctgroup.tech	lady.ns.cloudflare.com, rocky.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.227

NS records: lady.ns.cloudflare.com, rocky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctgroup.tech (unsigned zone)

⏱️ Timing

Total: 359ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.23.214, 172.67.213.238`
AAAA	2	`2606:4700:3033::6815:17d6, 2606:4700:3034::ac43:d5ee`
NS	2	`lady.ns.cloudflare.com, rocky.ns.cloudflare.com`
MX	4	`ctgroup-tech.p10.mxthunder.com (pri: 10), ctgroup-tech.p20.mxthunder.net (pri: 20)...`
TXT	1	`v=spf1 include:spf.spamhero.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lady.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)

Analysis

IP Addresses

ctgroup.tech resolves to four IP addresses: 104.21.23.214, 172.67.213.238, 2606:4700:3033::6815:17d6 and 2606:4700:3034::ac43:d5ee.

Additional host names — osandp.com, linux-blog.com, pangkep.delikhukum.id and two others — share IP numbers with ctgroup.tech.

Name Servers

DNS delegation for ctgroup.tech points to two name servers: lady.ns.cloudflare.com and rocky.ns.cloudflare.com.

ctgroup.tech shares its name server setup with other domains, including xfmine22.top, xfmine9.top, sinsoftheprophets.com and two others.

ctgroup.tech shares at least some of its name servers with other domains, including runtimeraces.com, gofs.org, cpminstall.pro and two others.

These name servers are frequently paired with the name servers norm.ns.cloudflare.com and melody.ns.cloudflare.com.

Host names with 6 IP numbers:

lady.ns.cloudflare.com has IP addresses 108.162.192.127, 172.64.32.127 and 173.245.58.127, plus 3 other.

rocky.ns.cloudflare.com has IP addresses 108.162.193.227, 172.64.33.227 and 173.245.59.227, plus 3 other.

Mail Servers

ctgroup.tech has four mail servers: ctgroup-tech.p10.mxthunder.com, ctgroup-tech.p20.mxthunder.net, ctgroup-tech.p30.mxthunder.net and ctgroup-tech.p40.mxthunder.net.

Host names with two IP numbers:

ctgroup-tech.p10.mxthunder.com has two IP addresses: 209.41.68.148 and 216.172.106.25.

ctgroup-tech.p40.mxthunder.net has two IP addresses: 209.41.68.148 and 216.172.106.25.

Host names pointing to a single IP address:

ctgroup-tech.p20.mxthunder.net directs to 209.41.68.148.

ctgroup-tech.p30.mxthunder.net directs to 216.172.106.25.

ctgroup-tech.p10.mxthunder.com, ctgroup-tech.p40.mxthunder.net and ctgroup-tech.p20.mxthunder.net are host names that all point to 209.41.68.148.

ctgroup-tech.p10.mxthunder.com, ctgroup-tech.p40.mxthunder.net and ctgroup-tech.p30.mxthunder.net are host names that all point to 216.172.106.25.