cstlfs.com - robtex.com

cstlfs.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:51bd🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:be4a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.81.189Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.190.74🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkip.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b80🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkip.ns.cloudflare.com
A2803:f800:50::6ca2:c180🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkip.ns.cloudflare.com
A2a06:98c1:50::ac40:2180🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkip.ns.cloudflare.com
A108.162.193.128🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkip.ns.cloudflare.com
A172.64.33.128🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkip.ns.cloudflare.com
A173.245.59.128🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkip.ns.cloudflare.com
NSryleigh.ns.cloudflare.com
A2606:4700:50::a29f:26c6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryleigh.ns.cloudflare.com
A2803:f800:50::6ca2:c2c6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRryleigh.ns.cloudflare.com
A2a06:98c1:50::ac40:22c6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRryleigh.ns.cloudflare.com
A108.162.194.198🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryleigh.ns.cloudflare.com
A162.159.38.198Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryleigh.ns.cloudflare.com
A172.64.34.198🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryleigh.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.81.189, 172.67.190.74
IPv6 hints2606:4700:3033::6815:51bd, 2606:4700:3036::ac43:be4a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=68, name=cloudflare-ech.com
SOAkip.ns.cloudflare.comdns@cloudflare.com serial=2409676122

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=1785712612

Same first word

cstlfs.com

Similar names

cfsstl.com
fscstl.com
sclfst.com
tcfssl.com
tsfcls.net
tsfcls.com

DNS History

9 records (6 active, 3 former)

NSkip.ns.cloudflare.comryleigh.ns.cloudflare.comn1.xundns.comn2.xundns.comA104.21.81.189172.67.190.742606:4700:3033::6815:51bd2606:4700:3036::ac43:be4a107.163.90.128
●NSkip.ns.cloudflare.com2026-08-01 → 2026-08-02 · 3 obs
○ 2026-05-09 11:14:20
● 2026-08-01 00:36:22
● 2026-08-02 23:42:52
○NSn1.xundns.com2026-04-28 → 2026-05-09 · 4 obs
● 2026-04-28 07:25:18
● 2026-05-09 11:14:20
○ 2026-08-01 00:36:22
○ 2026-08-02 23:42:52
○NSn2.xundns.com2026-04-28 → 2026-05-09 · 4 obs
● 2026-04-28 07:25:18
● 2026-05-09 11:14:20
○ 2026-08-01 00:36:22
○ 2026-08-02 23:42:52
●NSryleigh.ns.cloudflare.com2026-08-01 → 2026-08-02 · 3 obs
○ 2026-05-09 11:14:20
● 2026-08-01 00:36:22
● 2026-08-02 23:42:52
●A104.21.81.1892026-08-01 → 2026-08-02 · 3 obs
○ 2026-05-09 11:14:20
● 2026-08-01 00:36:22
● 2026-08-02 23:42:52
○A107.163.90.1282026-04-28 → 2026-05-09 · 4 obs
● 2026-04-28 07:25:18
● 2026-05-09 11:14:20
○ 2026-08-01 00:36:22
○ 2026-08-02 23:42:52
●A172.67.190.742026-08-01 → 2026-08-02 · 3 obs
○ 2026-05-09 11:14:20
● 2026-08-01 00:36:22
● 2026-08-02 23:42:52
●A2606:4700:3033::6815:51bd2026-08-01 → 2026-08-02 · 3 obs
○ 2026-05-09 11:14:20
● 2026-08-01 00:36:22
● 2026-08-02 23:42:52
●A2606:4700:3036::ac43:be4a2026-08-01 → 2026-08-02 · 3 obs
○ 2026-05-09 11:14:20
● 2026-08-01 00:36:22
● 2026-08-02 23:42:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cstlfs.comkip.ns.cloudflare.com, ryleigh.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.198

NS records: kip.ns.cloudflare.com, ryleigh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cstlfs.com (unsigned zone)

⏱️ Timing

Total: 126ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.81.189, 172.67.190.74
AAAA22606:4700:3036::ac43:be4a, 2606:4700:3033::6815:51bd
NS2kip.ns.cloudflare.com, ryleigh.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kip.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cstlfs.com points to the four IP addresses 104.21.81.189, 172.67.190.74, 2606:4700:3033::6815:51bd and 2606:4700:3036::ac43:be4a.

Additional host names — otoparcasepeti.com, liliyaplus.meshok.ru, oldbox.meshok.ru and two others — share IP numbers with cstlfs.com.

Name Servers

cstlfs.com uses two name servers for its delegation: kip.ns.cloudflare.com and ryleigh.ns.cloudflare.com.

cstlfs.com shares its name server setup with other domains, including gqyjszy.com, gzcc168.com, hzieh.com and two others.

There is at least partial name server overlap between cstlfs.com and other domains — nwimac.org, diplome.org, ilks.jp and two more among them.

Host names with 6 IP numbers:

Hostname kip.ns.cloudflare.com directs to 108.162.193.128, 172.64.33.128 and 173.245.59.128 along with 3 other IP addresses.

Hostname ryleigh.ns.cloudflare.com directs to 108.162.194.198, 162.159.38.198 and 172.64.34.198 along with 3 other IP addresses.