ctsr.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`ctsr.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:9ba7^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5103^{🇺🇸 Cloudflare2606:4700:3037::/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:c801::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01504.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.10.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr02cu00301.inbound.protection.outlook.com`
		A	52.101.40.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00204.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::ac43:9ba7, 2606:4700:3037::6815:5103
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=142, name=cloudflare-ech.com
SOA	`alec.ns.cloudflare.com`dns@cloudflare.com serial=2410321965

`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=1786966284

Same first word

ctsr.com.cn

ctsr.pl

ctsr.in

ctsr.ru

ctsr.org

ctsr.ca

ctsr.cn

ctsr.net

ctsr.com

Similar names

rcst.com.tw

tsrc.com.cn

trsc.io

ctrs.us

rcts.co.uk

csrt.hu

trsc.com.br

rcts.in

rstc.eu

crts.me

trcs.org

strc.at

tsrc.org

crst.us

scrt.ru

ctrs.com.cn

rstc.com.cn

rtcs.me

trcs.de

tcrs.com.au

tsrc.or.jp

rtcs.au

tsrc.com

srct.ir

trcs.ru

srtc.ac.th

trcs.com

rcts.org.uk

scrt.org.uk

rtsc.ru

strc.com

rcst.net

rcst.com

tcsr.org

ctrs.com

sctr.net.au

crts.tn

scrt.fyi

rtsc.eu

csrt.org

strc.net

srtc.co.zw

rcst.org

cstr.com

crts.ca

scrt.ca

rstc.org

tsrc.lt

srtc.org

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tcrs.ca

srtc.live

crst.co

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rcts.pt

srct.net

crts.training

crts.com.br

rtsc.co.jp

csrt.com

strc.be

strc.org.tw

scrt.link

rcts.ru

scrt.pl

rstc.org.ph

scrt.fr

rsct.com

crst.in

rtsc.ck.ua

rstc.edu

scrt.scot

crts.ru

trsc.nic.in

ctrs.com.ua

crts.co.nz

tscr.nyc

crst.jp

cstr.pl

crts.ro

strc.xyz

strc.ca

trsc.com

crts.com

srtc.com.cn

trsc.ac.th

rstc.fi

rstc.co.id

rtcs.net

tscr.com

csrt.ru

scrt.online

crst.duckdns.org

rcts.jp

crts.io

srct.org.au

DNS History

23 records (7 active, 16 former)

●NSalec.ns.cloudflare.com2026-02-17 → 2026-08-17 · 3 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
● 2026-08-17 12:01:16

○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
○ 2026-08-17 12:01:16

○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
○ 2026-08-17 12:01:16

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

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-08-17 12:01:16

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

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-08-17 12:01:16

●NSrosalyn.ns.cloudflare.com2026-02-17 → 2026-08-17 · 3 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
● 2026-08-17 12:01:16

●MXctsr-com.mail.protection.outlook.com2026-02-17 → 2026-08-17 · 3 obs

○ 2017-05-18 16:41:16
● 2026-02-17 01:03:06
● 2026-08-17 12:01:16

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

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-08-17 12:01:16

○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
○ 2026-08-17 12:01:16

○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
○ 2026-08-17 12:01:16

○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
○ 2026-08-17 12:01:16

●A104.21.81.32026-03-30 → 2026-08-17 · 11 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 21:44:16
○ 2026-07-13 09:40:30
● 2026-08-17 12:01:16

●A172.67.155.1672026-03-30 → 2026-08-17 · 11 obs

○A188.114.96.02026-02-17 → 2026-07-13 · 12 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 21:44:16
● 2026-07-13 09:40:30
○ 2026-08-17 12:01:16

○A188.114.97.02026-02-17 → 2026-07-13 · 12 obs

○A2606:4700:3033::6815:51032026-03-30 → 2026-06-16 · 11 obs

●A2606:4700:3033::ac43:9ba72026-08-17 → 2026-08-17 · 2 obs

○ 2026-07-13 09:40:30
● 2026-08-17 12:01:16

○A2606:4700:3035::ac43:9ba72026-03-30 → 2026-06-16 · 11 obs

●A2606:4700:3037::6815:51032026-08-17 → 2026-08-17 · 2 obs

○ 2026-07-13 09:40:30
● 2026-08-17 12:01:16

○A2a06:98c1:3120::2026-02-17 → 2026-07-13 · 12 obs

○A2a06:98c1:3121::2026-02-17 → 2026-07-13 · 12 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
○ 2026-08-17 12:01:16

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

● 2008-03-20 04:47:24
○ 2015-08-02 15:39:44
○ 2026-08-17 12:01:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.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: 165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.155.167, 104.21.81.3`
AAAA	2	`2606:4700:3037::6815:5103, 2606:4700:3033::ac43:9ba7`
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::ac43:9ba7 and 2606:4700:3037::6815:5103.

www333943.com, ndemba.com.cn, faecalsense.digital 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, lapetitecreperiefoodtruck.com, formmagazine.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: 52.101.8.42, 52.101.9.5, 52.101.10.1 plus 5 more.