cstc.com - robtex.com

cstc.com

DNSSEC⚠️ Not signed
A134.209.142.159🇺🇸 DIGITALOCEAN134.209.140.0/22 DigitalOcean
NSigor.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b77🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A2803:f800:50::6ca2:c177🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRigor.ns.cloudflare.com
A2a06:98c1:50::ac40:2177🇺🇸 Cloudflare2a06:98c1:50::/45
PTRigor.ns.cloudflare.com
A108.162.193.119🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A172.64.33.119🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A173.245.59.119🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
NSmiki.ns.cloudflare.com
A2606:4700:50::adf5:3aca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
A2803:f800:50::6ca2:c0ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmiki.ns.cloudflare.com
A2a06:98c1:50::ac40:20ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmiki.ns.cloudflare.com
A108.162.192.202🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
A172.64.32.202🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
A173.245.58.202🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
MXcstc-com.mail.protection.outlook.com ⭐
A2a01:111:f403:c801::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sa9pr02cu00200.inbound.protection.outlook.com
A2a01:111:f403:c902::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj2pr05cu00300.inbound.protection.outlook.com
A2a01:111:f403:c922::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bl0pr02cu00702.inbound.protection.outlook.com
A2a01:111:f403:c92c::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-dm5pr04cu00103.inbound.protection.outlook.com
A52.101.11.7🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sa9pr04cu00107.inbound.protection.outlook.com
A52.101.11.19🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sa9pr04cu00203.inbound.protection.outlook.com
A52.101.41.21🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00305.inbound.protection.outlook.com
A52.101.50.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-co1pr03cu00404.inbound.protection.outlook.com
TXTMS=ms54733202
TXTv=spf1 include:spf.protection.outlook.com include:authsmtp.com -all
SOAigor.ns.cloudflare.comdns@cloudflare.com serial=2401626399

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778305241

Subdomains

www.cstc.com

Same first word

cstc.com.au
cstc.or.jp
cstc.de
cstc.org.au
cstc.gov.gh
cstc.ie
cstc.cn
cstc.edu.ph
cstc.be
cstc.ch
cstc.co.kr
cstc.net.cn
cstc.in
cstc.ru
cstc.tw
cstc.com.cn
cstc.com
cstc.me
cstc.or.kr
cstc.training
cstc.ac.th
cstc.info
cstc.org.cn
cstc.fr

Similar names

tscc.nl
tccs.me
tscc.org.uk
csct.or.th
tcsc.de
stcc.co.uk
tccs.org.vn
ccts.in
tccs.org
ctcs.eu
tcsc.com.vn
ctsc.org
tcsc.vn
sctc.se
stcc.fi
tcsc.k12.in.us
stcc.edu.hk
csct.com.tw
sctc.net
tscc.com.au
sctc.cc
ctcs.info
tcsc.org.tw
tccs.com
stcc.de
stcc.cc
scct.de
tcsc.ru
ccst.org.tw
tcsc.net
tccs.eu
tscc.com.tw
ccts.mobi
tcsc.org.in
ctsc.de
ccst.eu
sctc.kr
tccs.nl
ccst.cl
sctc.ru
stcc.se
ccts.de
tccs.co.uk
tccs.ru
tscc.eu
ccts.info
scct.edu.in
tccs.ie
tccs.edu.hk
ctcs.com.vn
tcsc.jp
tcsc.com.tw
sctc.co
stcc.edu.vn
ctsc.ltd
tccs.dk
ctcs.co.jp
tcsc.fr
ccst.org.tr
ccst.com.sg
scct.net
ctcs.com
ccst.jp
ctsc.com
scct.ru
ccts.fr
tscc.org
stcc.ch
csct.de
sctc.org
sctc.es
ccts.co.jp
tcsc.com.au
stcc.edu
ctsc.ch
ccst.co.il
tcsc.org.uk
tscc.com
scct.it
tccs.net
ctcs.be
stcc.dk
tcsc.com
ctcs.de
ccst.fr
sctc.de
sctc.com
ctsc.co.kr
ctsc.co
csct.ac.uk
ccst.edu.hk
scct.cn
scct.jp
stcc.co.kr
csct.net
ccts.co.in
sctc.net.au
stcc.am
ccts.ca
sctc.eu
ccts.cn
tccs.us
tccs.in
ccts.co.il
tscc.ru
tccs.co
stcc.ac.th

DNS History

10 records (4 active, 6 former)

20162017201820192020202120222023202420252026NSigor.ns.cloudflare.commiki.ns.cloudflare.comns1.netxn.comns2.netxn.comMXcstc-com.mail.protection.outlook.commx1.emailsrvr.commx2.emailsrvr.comA134.209.142.159167.99.27.80209.164.17.158
●NSigor.ns.cloudflare.com2018-09-18 → 2026-05-09 · 3 obs
○ 2017-05-05 23:16:44
● 2018-09-18 23:01:32
● 2026-05-09 06:04:50
●NSmiki.ns.cloudflare.com2018-09-18 → 2026-05-09 · 3 obs
○ 2017-05-05 23:16:44
● 2018-09-18 23:01:32
● 2026-05-09 06:04:50
○NSns1.netxn.com2015-08-23 → 2017-05-05 · 4 obs
● 2015-08-23 22:04:26
● 2017-05-05 23:16:44
○ 2018-09-18 23:01:32
○ 2026-05-09 06:04:50
○NSns2.netxn.com2015-08-23 → 2017-05-05 · 4 obs
● 2015-08-23 22:04:26
● 2017-05-05 23:16:44
○ 2018-09-18 23:01:32
○ 2026-05-09 06:04:50
●MXcstc-com.mail.protection.outlook.com2018-09-18 → 2026-05-09 · 3 obs
○ 2017-05-05 23:16:44
● 2018-09-18 23:01:32
● 2026-05-09 06:04:50
○MXmx1.emailsrvr.com2015-08-23 → 2017-05-05 · 4 obs
● 2015-08-23 22:04:26
● 2017-05-05 23:16:44
○ 2018-09-18 23:01:32
○ 2026-05-09 06:04:50
○MXmx2.emailsrvr.com2015-08-23 → 2017-05-05 · 4 obs
● 2015-08-23 22:04:26
● 2017-05-05 23:16:44
○ 2018-09-18 23:01:32
○ 2026-05-09 06:04:50
●A134.209.142.1592026-03-17 → 2026-05-09 · 3 obs
○ 2018-09-18 23:01:32
● 2026-03-17 08:05:48
● 2026-05-09 06:04:50
○A167.99.27.802018-09-18 → 2018-09-18 · 4 obs
○ 2017-05-05 23:16:44
● 2018-09-18 23:01:32
○ 2026-03-17 08:05:48
○ 2026-05-09 06:04:50
○A209.164.17.1582015-08-23 → 2017-05-05 · 4 obs
● 2015-08-23 22:04:26
● 2017-05-05 23:16:44
○ 2018-09-18 23:01:32
○ 2026-05-09 06:04:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cstc.comigor.ns.cloudflare.com, miki.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.202

NS records: igor.ns.cloudflare.com, miki.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cstc.com (unsigned zone)

⏱️ Timing

Total: 205ms | Queries: -

📄 Records

TypeCountSample Data
A1134.209.142.159
NS2igor.ns.cloudflare.com, miki.ns.cloudflare.com
MX1cstc-com.mail.protection.outlook.com (pr
TXT2MS=ms54733202, v=spf1 include:spf.protection.outlook.co
SOA1igor.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

cstc.com is a parent of www.cstc.com.

IP Addresses

cstc.com points to a single IP address: 134.209.142.159.

Other host names, for instance i2p2.co, cstcclienttracker.com, cstcsafety.com and calarp.com share IP numbers with cstc.com.

Name Servers

cstc.com is delegated to two name servers: igor.ns.cloudflare.com and miki.ns.cloudflare.com.

cstc.com uses the same name server setup as other domains, including ahhydg.cn, sterjoski.com, viugames.com, foundhappy.com and gamitto.com.

At least part of the name servers for cstc.com are shared with other domains, for instance rooftopcms.com, ab-helvetia.com, votredrive.com, gua.co and ltcsh.com.

These name servers are often used together with austin.ns.cloudflare.com, eva.ns.cloudflare.com and kurt.ns.cloudflare.com.

Host names with six IP numbers:

igor.ns.cloudflare.com points to: 2606:4700:58::adf5:3b77, 2803:f800:50::6ca2:c177, 2a06:98c1:50::ac40:2177, 108.162.193.119, 172.64.33.119 and 173.245.59.119.

miki.ns.cloudflare.com points to: 2606:4700:50::adf5:3aca, 2803:f800:50::6ca2:c0ca, 2a06:98c1:50::ac40:20ca, 108.162.192.202, 172.64.32.202 and 173.245.58.202.

Mail Servers

The mail server for cstc.com is cstc-com.mail.protection.outlook.com.

cstc-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c801::, 2a01:111:f403:c902::, 2a01:111:f403:c922::2, 2a01:111:f403:c92c::3, 52.101.11.7, 52.101.11.19, 52.101.41.21 and 52.101.50.4.