ctsr.com - dns.ninja

`ctsr.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5103^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9ba7^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.3^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.155.167^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alec.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alec.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alec.ns.cloudflare.com`
		A	108.162.193.59^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	172.64.33.59^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	173.245.59.59^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
NS	`rosalyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:263b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalyn.ns.cloudflare.com`
		A	108.162.194.59^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	162.159.38.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	172.64.34.59^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
MX	`ctsr-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr02cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr03cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr05cu00101.inbound.protection.outlook.com`
		A	52.101.9.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	52.101.41.54^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00506.inbound.protection.outlook.com`
		A	52.101.42.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr04cu00106.inbound.protection.outlook.com`
		A	52.101.50.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00605.inbound.protection.outlook.com`
TXT	`MS=ms24591701`
TXT	`google-site-verification=CR023IJvB3RJe-fmWGcpGdfva688x7qPRrKGbSklJ80`
TXT	`v=spf1 ip4:74.218.68.0/24 ip4:50.59.130.0/24 ip4:192.40.110.0/23 ip4:208.81.2...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.3, 172.67.155.167
		IPv6 hints	2606:4700:3033::6815:5103, 2606:4700:3035::ac43:9ba7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=196, name=cloudflare-ech.com
SOA	`alec.ns.cloudflare.com`dns@cloudflare.com serial=2405221025

`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=1781646165

Same first word

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crts.io

DNS History

21 records (7 active, 14 former)

●NSalec.ns.cloudflare.com2026-02-17 → 2026-06-16 · 3 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
● 2026-06-16 21:44:20

○NSdns01.thinkcsc.net2015-08-02 → 2017-05-18 · 5 obs

○ 2008-03-20 04:47:24
● 2015-08-02 15:39:44
● 2017-05-18 16:41:16
○ 2026-02-17 01:03:06
○ 2026-06-16 21:44:20

○NSdns02.thinkcsc.net2015-08-02 → 2017-05-18 · 5 obs

○ 2008-03-20 04:47:24
● 2015-08-02 15:39:44
● 2017-05-18 16:41:16
○ 2026-02-17 01:03:06
○ 2026-06-16 21:44:20

○NSns12.zoneedit.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-06-16 21:44:20

○NSns14.zoneedit.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-06-16 21:44:20

●NSrosalyn.ns.cloudflare.com2026-02-17 → 2026-06-16 · 3 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
● 2026-06-16 21:44:20

●MXctsr-com.mail.protection.outlook.com2026-02-17 → 2026-06-16 · 3 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
● 2026-06-16 21:44:20

○MXedge.thinkcsc.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-06-16 21:44:20

○MXedge05.thinkcsc.com2015-08-02 → 2017-05-18 · 5 obs

○ 2008-03-20 04:47:24
● 2015-08-02 15:39:44
● 2017-05-18 16:41:16
○ 2026-02-17 01:03:06
○ 2026-06-16 21:44:20

○MXedge06.thinkcsc.com2015-08-02 → 2017-05-18 · 5 obs

○ 2008-03-20 04:47:24
● 2015-08-02 15:39:44
● 2017-05-18 16:41:16
○ 2026-02-17 01:03:06
○ 2026-06-16 21:44:20

○MXedge07.thinkcsc.com2015-08-02 → 2017-05-18 · 5 obs

○ 2008-03-20 04:47:24
● 2015-08-02 15:39:44
● 2017-05-18 16:41:16
○ 2026-02-17 01:03:06
○ 2026-06-16 21:44:20

●A104.21.81.32026-03-30 → 2026-06-16 · 9 obs

○ 2026-02-17 01:03:06
● 2026-03-30 01:02:42
○ 2026-04-04 12:16:36
● 2026-05-16 03:50:28
● 2026-05-29 09:25:08
○ 2026-05-29 23:33:38
○ 2026-06-09 07:00:12
● 2026-06-14 11:54:28
● 2026-06-16 21:44:20

●A172.67.155.1672026-03-30 → 2026-06-16 · 9 obs

○A188.114.96.02026-02-17 → 2026-06-09 · 10 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
○ 2026-03-30 01:02:42
● 2026-04-04 12:16:36
○ 2026-05-16 03:50:28
○ 2026-05-29 09:25:08
● 2026-05-29 23:33:38
● 2026-06-09 07:00:12
○ 2026-06-14 11:54:28
○ 2026-06-16 21:44:20

○A188.114.97.02026-02-17 → 2026-06-09 · 10 obs

●A2606:4700:3033::6815:51032026-03-30 → 2026-06-16 · 9 obs

●A2606:4700:3035::ac43:9ba72026-03-30 → 2026-06-16 · 9 obs

○A2a06:98c1:3120::2026-02-17 → 2026-06-09 · 10 obs

○A2a06:98c1:3121::2026-02-17 → 2026-06-09 · 10 obs

○A74.218.68.862015-08-02 → 2017-05-18 · 5 obs

○ 2008-03-20 04:47:24
● 2015-08-02 15:39:44
● 2017-05-18 16:41:16
○ 2026-02-17 01:03:06
○ 2026-06-16 21:44:20

○A75.22.102.2112008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-06-16 21:44:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
ctsr.com	alec.ns.cloudflare.com, rosalyn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.59

NS records: alec.ns.cloudflare.com, rosalyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctsr.com (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.81.3, 172.67.155.167`
AAAA	2	`2606:4700:3035::ac43:9ba7, 2606:4700:3033::6815:5103`
NS	2	`alec.ns.cloudflare.com, rosalyn.ns.cloudflare.com`
MX	1	`ctsr-com.mail.protection.outlook.com (pr`
TXT	3	`MS=ms24591701, google-site-verification=CR023IJvB3RJe-f...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alec.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ctsr.com resolves to four IP addresses: 104.21.81.3, 172.67.155.167, 2606:4700:3033::6815:5103 and 2606:4700:3035::ac43:9ba7.

www333943.com, ndemba.com.cn, socialhideoutbali.com plus two other host names have IP numbers in common with ctsr.com.

Name Servers

ctsr.com is delegated to two name servers: alec.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

The name server configuration of ctsr.com is shared with other domains, for instance vss.ca, press-to-start.com, streamit.co and two others.

ctsr.com partially shares its NS delegation with several other domains, including vazec-centrum.sk, formmagazine.com, sspsec.com and two others.

Hosts with 6 IP addresses each:

alec.ns.cloudflare.com resolves to 108.162.193.59, 172.64.33.59, 173.245.59.59 and 3 other IP addresses.

rosalyn.ns.cloudflare.com resolves to 108.162.194.59, 162.159.38.59, 172.64.34.59 and 3 other IP addresses.

Mail Servers

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

ctsr-com.mail.protection.outlook.com has 8 IP addresses: 52.101.9.2, 52.101.41.54, 52.101.42.14 plus 5 more.