stfc.dev - robtex.com

stfc.dev

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:b23c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:1f9d🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.157Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.178.60🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaugustus.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c02🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaugustus.ns.cloudflare.com
A2803:f800:50::6ca2:c302🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaugustus.ns.cloudflare.com
A2a06:98c1:50::ac40:2302🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaugustus.ns.cloudflare.com
A108.162.195.2🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaugustus.ns.cloudflare.com
A162.159.44.2Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaugustus.ns.cloudflare.com
A172.64.35.2🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaugustus.ns.cloudflare.com
NSbrit.ns.cloudflare.com
A2606:4700:50::adf5:3a4e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrit.ns.cloudflare.com
A2803:f800:50::6ca2:c04e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrit.ns.cloudflare.com
A2a06:98c1:50::ac40:204e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrit.ns.cloudflare.com
A108.162.192.78🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrit.ns.cloudflare.com
A172.64.32.78🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrit.ns.cloudflare.com
A173.245.58.78🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrit.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.157, 172.67.178.60
IPv6 hints2606:4700:3033::ac43:b23c, 2606:4700:3034::6815:1f9d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=197, name=cloudflare-ech.com
SOAaugustus.ns.cloudflare.comdns@cloudflare.com serial=2406966511

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Subdomains

api.stfc.dev

Same first word

stfc.ru
stfc.de
stfc.net
stfc.com.cn
stfc.wtf
stfc.ca
stfc.org
stfc.me
stfc.ac.uk
stfc.pro
stfc.co.in
stfc.space
stfc.org.uk
stfc.cc
stfc.dev
stfc.cn
stfc.in
stfc.org.au

Similar names

sftc.org
ftcs.biz
tcsf.fi
tcfs.eu
fcts.fr
ctsf.me
fcst.com.cn
fstc.eu
stcf.org
ctfs.email
tfcs.org
cfst.ch
ctfs.com.au
tcfs.biz
fcts.pl
ftsc.co.uk
ctfs.eu
ftsc.net
csft.org.uk
tfsc.ca
tsfc.co
sctf.org.uk
ftsc.ch
ftsc.com.br
ctsf.or.kr
ftcs.org
sfct.ru
fstc.co.uk
sftc.ru
cfts.eu
fsct.cn
sfct.ch
ctfs.co
ctfs.com.tw
tcfs.com
scft.net
tsfc.gov.pk
fstc.cn
cstf.ca
tcsf.org.cn
fcts.org
tsfc.com
tfsc.com
ftcs.se
ctfs.ca
csft.com
fcst.edu.br
tcfs.ie
cstf.com
sctf.org
fstc.com
scft.nhs.uk
ftsc.ru
tcfs.org
ftsc.cn
fcst.com
fcts.de
ftcs.co.uk
cfts.co
tcfs.de
stcf.net
fcts.kasserver.com
tcfs.nl
ctfs.github.io
fcst.eu
cfts.fr
cstf.com.br
sftc.com
fcts.net
ftcs.rocks
sftc.co.kr
sfct.in
fcst.pro
scft.ru
ftcs.in
sftc.us
cfst.org.cn
fcst.com.au
cfts.org
fstc.us
ctfs.me
fstc.in
tcsf.mc
stcf.com
fcts.us
tfcs.com.sa
cfst.com
sfct.org.uk
fsct.net
ftcs.net
cfts.co.uk
fstc.at
cfts.com.au

DNS History

9 records (6 active, 3 former)

NSaugustus.ns.cloudflare.combrit.ns.cloudflare.comA104.21.31.157172.67.178.602606:4700:3033::ac43:b23c2606:4700:3034::6815:1f9d2606:4700:130:436c:6f75:6466:6c61:72652606:4700:3032::6815:1f9d2606:4700:3037::ac43:b23c
●NSaugustus.ns.cloudflare.com2026-02-16 → 2026-07-07 · 2 obs
● 2026-02-16 13:30:40
● 2026-07-07 21:52:24
●NSbrit.ns.cloudflare.com2026-02-16 → 2026-07-07 · 2 obs
● 2026-02-16 13:30:40
● 2026-07-07 21:52:24
●A104.21.31.1572026-02-16 → 2026-07-07 · 2 obs
● 2026-02-16 13:30:40
● 2026-07-07 21:52:24
●A172.67.178.602026-02-16 → 2026-07-07 · 2 obs
● 2026-02-16 13:30:40
● 2026-07-07 21:52:24
○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-16 → 2026-07-07 · 2 obs
○ 2026-02-16 13:30:40
○ 2026-07-07 21:52:24
○A2606:4700:3032::6815:1f9d2026-02-16 → 2026-02-16 · 2 obs
● 2026-02-16 13:30:40
○ 2026-07-07 21:52:24
●A2606:4700:3033::ac43:b23c2026-07-07 → 2026-07-07 · 2 obs
○ 2026-02-16 13:30:40
● 2026-07-07 21:52:24
●A2606:4700:3034::6815:1f9d2026-07-07 → 2026-07-07 · 2 obs
○ 2026-02-16 13:30:40
● 2026-07-07 21:52:24
○A2606:4700:3037::ac43:b23c2026-02-16 → 2026-02-16 · 2 obs
● 2026-02-16 13:30:40
○ 2026-07-07 21:52:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
stfc.devbrit.ns.cloudflare.com, augustus.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.78

NS records: brit.ns.cloudflare.com, augustus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stfc.dev (unsigned zone)

⏱️ Timing

Total: 652ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.31.157, 172.67.178.60
AAAA22606:4700:3033::ac43:b23c, 2606:4700:3034::6815:1f9d
NS2augustus.ns.cloudflare.com, brit.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1augustus.ns.cloudflare.com dns.cloudflar

Analysis

Hierarchy

stfc.dev serves as the parent of api.stfc.dev.

IP Addresses

stfc.dev has four IP addresses: 104.21.31.157, 172.67.178.60, 2606:4700:3033::ac43:b23c and 2606:4700:3034::6815:1f9d.

Among the host names that share IP numbers with stfc.dev are api.stfc.dev, dohacycling2016.com.cdn.cloudflare.net, www.showbua.com and two others.

Name Servers

stfc.dev has two authoritative name servers — augustus.ns.cloudflare.com and brit.ns.cloudflare.com.

stfc.dev has the same name server delegation as a number of other domains, such as stfc.pro, no1eventgame.com, cdn-chatium.io and two more.

stfc.dev has at least partial name server overlap with other domains, such as innovativeequip.co.nz, yourkwikimage.com, aerofit.ru and two others.

These name servers tend to appear together with the name servers laura.ns.cloudflare.com, ethan.ns.cloudflare.com and donna.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

augustus.ns.cloudflare.com points to 108.162.195.2, 162.159.44.2, 172.64.35.2 and 3 other IP addresses.

brit.ns.cloudflare.com points to 108.162.192.78, 172.64.32.78, 173.245.58.78 and 3 other IP addresses.