tcsos.cn - robtex.com

tcsos.cn

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:151🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:80de🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.1.81Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.128.222🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkatelyn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26eb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A2803:f800:50::6ca2:c2eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkatelyn.ns.cloudflare.com
A2a06:98c1:50::ac40:22eb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkatelyn.ns.cloudflare.com
A108.162.194.235🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A162.159.38.235Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
A172.64.34.235🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkatelyn.ns.cloudflare.com
NSvalentin.ns.cloudflare.com
A2606:4700:58::a29f:2cce🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvalentin.ns.cloudflare.com
A2803:f800:50::6ca2:c3ce🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvalentin.ns.cloudflare.com
A2a06:98c1:50::ac40:23ce🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvalentin.ns.cloudflare.com
A108.162.195.206🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvalentin.ns.cloudflare.com
A162.159.44.206Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvalentin.ns.cloudflare.com
A172.64.35.206🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvalentin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.1.81, 172.67.128.222
IPv6 hints2606:4700:3035::6815:151, 2606:4700:3035::ac43:80de
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOAkatelyn.ns.cloudflare.comdns@cloudflare.com serial=2409815850

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2035125354

Subdomains

shop854.tcsos.cn

Same first word

tcsos.cn
tcsos.com
tcsos.us
tcsos.org

Similar names

costs.org
scsto.com
scots.eu
scots.nsw.edu.au
oscts.com
csots.com
sstoc.com
costs.eu
stocs.net
scots.college
tcoss.net
sosct.com
costs.ca
tscos.net
sotcs.com
stcos.com
stocs.org
scots.de
stsoc.com
tcoss.ca
stosc.com
scots.co
tscos.com
tssco.com.au
scots.org
scots.nhs.uk
stsco.net
costs.net
tscso.com
tssco.com.tw
sscot.com
oscts.ca
tssco.ir
costs.by
ctoss.ru
osstc.org
costs.de
sstco.ir
costs.co
stocs.de
stocs.eu
stcos.org
scost.com
costs.com
scots.com.au
scots.us
csost.com
sctso.com
stsco.ca
cssto.se
scots.tv
scost.dk
costs.at
costs.in
tssco.com
toscs.com
tcoss.com
cosst.com
sstco.com
cssot.com
scots.net
cssto.com
costs.app
cstos.com
scots.com
cssto.ca
costs.ru
scots.net.au
costs.us
stocs.pt
stsoc.km.ua
stocs.ru
tcoss.co.nz
tcsso.com
ostcs.com
ssotc.com
stocs.com
scots.ca
costs.info
stsoc.org
tcsso.ch
sotcs.ca
costs.ee

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSkatelyn.ns.cloudflare.comvalentin.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.72dns.comns2.idc1.cnMXmail.skrimple.comA104.21.1.81172.67.128.2222606:4700:3035::6815:1512606:4700:3035::ac43:80de184.105.178.922606:4700:3036::6815:151
○NSf1g1ns1.dnspod.net2015-07-25 → 2015-07-25 · 3 obs
● 2015-07-25 10:44:42
○ 2016-07-13 00:55:50
○ 2026-08-02 21:08:06
○NSf1g1ns2.dnspod.net2015-07-25 → 2015-07-25 · 3 obs
● 2015-07-25 10:44:42
○ 2016-07-13 00:55:50
○ 2026-08-02 21:08:06
●NSkatelyn.ns.cloudflare.com2026-06-26 → 2026-08-02 · 3 obs
○ 2017-03-25 15:15:56
● 2026-06-26 05:06:00
● 2026-08-02 21:08:06
○NSns1.72dns.com2016-07-13 → 2016-07-13 · 4 obs
○ 2015-07-25 10:44:42
● 2016-07-13 00:55:50
○ 2017-03-25 15:15:56
○ 2026-08-02 21:08:06
○NSns2.idc1.cn2016-07-13 → 2016-07-13 · 4 obs
○ 2015-07-25 10:44:42
● 2016-07-13 00:55:50
○ 2017-03-25 15:15:56
○ 2026-08-02 21:08:06
●NSvalentin.ns.cloudflare.com2026-06-26 → 2026-08-02 · 3 obs
○ 2017-03-25 15:15:56
● 2026-06-26 05:06:00
● 2026-08-02 21:08:06
○MXmail.skrimple.com2015-12-01 → 2015-12-01 · 3 obs
● 2015-12-01 07:18:08
○ 2017-03-25 15:15:56
○ 2026-08-02 21:08:06
●A104.21.1.812026-06-26 → 2026-08-02 · 4 obs
○ 2017-03-25 15:15:56
● 2026-06-26 05:06:00
○ 2026-07-14 06:49:16
● 2026-08-02 21:08:06
●A172.67.128.2222026-06-26 → 2026-08-02 · 4 obs
○ 2017-03-25 15:15:56
● 2026-06-26 05:06:00
○ 2026-07-14 06:49:16
● 2026-08-02 21:08:06
○A184.105.178.922015-12-01 → 2015-12-01 · 3 obs
● 2015-12-01 07:18:08
○ 2017-03-25 15:15:56
○ 2026-08-02 21:08:06
●A2606:4700:3035::6815:1512026-08-02 → 2026-08-02 · 2 obs
○ 2026-07-14 06:49:16
● 2026-08-02 21:08:06
●A2606:4700:3035::ac43:80de2026-06-26 → 2026-08-02 · 4 obs
○ 2017-03-25 15:15:56
● 2026-06-26 05:06:00
○ 2026-07-14 06:49:16
● 2026-08-02 21:08:06
○A2606:4700:3036::6815:1512026-06-26 → 2026-06-26 · 4 obs
○ 2017-03-25 15:15:56
● 2026-06-26 05:06:00
○ 2026-07-14 06:49:16
○ 2026-08-02 21:08:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
tcsos.cnkatelyn.ns.cloudflare.com, valentin.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.235

NS records: katelyn.ns.cloudflare.com, valentin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcsos.cn (unsigned zone)

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.128.222, 104.21.1.81
AAAA22606:4700:3035::ac43:80de, 2606:4700:3035::6815:151
NS2katelyn.ns.cloudflare.com, valentin.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1katelyn.ns.cloudflare.com dns.cloudflare

Analysis

Hierarchy

tcsos.cn serves as the parent of shop854.tcsos.cn.

IP Addresses

tcsos.cn has four IP addresses: 104.21.1.81, 172.67.128.222, 2606:4700:3035::6815:151 and 2606:4700:3035::ac43:80de.

Additional host names — seheadliners.com, taihotech.com, www.communitybuildingguide.com and two others — share IP numbers with tcsos.cn.

Name Servers

tcsos.cn uses two name servers for its delegation: katelyn.ns.cloudflare.com and valentin.ns.cloudflare.com.

tcsos.cn shares its name server setup with other domains, including lashei.cn, lhzdh.com.cn, yscs08.cn and two others.

tcsos.cn has at least partial name server overlap with other domains, such as travelicia.de, radvdubai.com, users-apps-download.com and two others.

It is common to see these name servers used together with name servers christian.ns.cloudflare.com and marge.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname katelyn.ns.cloudflare.com directs to 108.162.194.235, 162.159.38.235 and 172.64.34.235 along with 3 other IP addresses.

Hostname valentin.ns.cloudflare.com directs to 108.162.195.206, 162.159.44.206 and 172.64.35.206 along with 3 other IP addresses.