ctfd.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

ctfd.dev

DNSSEC⚠️ Not signed
NSterry.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterry.ns.cloudflare.com
A2803:f800:50::6ca2:c1ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRterry.ns.cloudflare.com
A2a06:98c1:50::ac40:21ed🇺🇸 Cloudflare2a06:98c1:50::/45
PTRterry.ns.cloudflare.com
A108.162.193.237🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterry.ns.cloudflare.com
A172.64.33.237🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterry.ns.cloudflare.com
A173.245.59.237🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRterry.ns.cloudflare.com
NStia.ns.cloudflare.com
A2606:4700:50::adf5:3ae5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtia.ns.cloudflare.com
A2803:f800:50::6ca2:c0e5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtia.ns.cloudflare.com
A2a06:98c1:50::ac40:20e5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtia.ns.cloudflare.com
A108.162.192.229🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtia.ns.cloudflare.com
A172.64.32.229🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtia.ns.cloudflare.com
A173.245.58.229🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtia.ns.cloudflare.com
SOAterry.ns.cloudflare.comdns@cloudflare.com serial=2412621268

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)

Same first word

ctfd.fun
ctfd.com
ctfd.su
ctfd.au
ctfd.gay
ctfd.net
ctfd.xyz
ctfd.workers.dev
ctfd.cloud
ctfd.org
ctfd.cc
ctfd.beer
ctfd.ca
ctfd.co
ctfd.nl
ctfd.ai
ctfd.com.au
ctfd.ru
ctfd.live
ctfd.io
ctfd.dev
ctfd.pages.dev
ctfd.de
ctfd.eu
ctfd.us

Similar names

cfdt.com
dcft.cn
dfct.xyz
fctd.link
ftdc.us
tcdf.ca
tdcf.co.jp
tfcd.hk
dtcf.de
dftc.org
dtfc.com.mx
tfdc.org
tfdc.cc
ctdf.com
cftd.org
tfcd.org
fctd.cn
dfct.uk
tfcd.me
tfcd.de
dftc.com.br
dcft.site
cfdt.net
fdct.nl
tcdf.us
cftd.co.uk
dctf.cn
cdtf.fr
ftcd.org
fctd.com
fdtc.online
tdfc.com.br
tcdf.com.cn
dtfc.co.jp
cdtf.org.ph
tdcf.org
cfdt.org
fdct.cn
ftdc.ru
tdfc.cn
cdtf.ie
dtfc.pages.dev
tdfc.ca
fdct.com
cftd.com
fcdt.com.cn
tdcf.se
dftc.com
ftdc.co.uk
cdtf.org
tfdc.it
tdfc.com
ftcd.ru
tcdf.org.ph
tdcf.pages.dev
tcfd.info
dcft.com
tcfd.com
tcdf.cn
tfdc.co.uk
dfct.be
tfcd.co.uk
ctdf.org.cn
tdcf.cn
dfct.cn
dcft.online
dftc.mx
tcdf.com
fdtc.edu
dfct.de
ftdc.jp
cdft.net
cdtf.de
dftc.co.uk
cftd.pages.dev
tfdc.net
dcft.workers.dev
dctf.or.kr
tfdc.com
tdcf.ca
fcdt.in.ua
cftd.cn
fdct.gov.mo
dctf.com.au
dftc.de
tfcd.com
tdcf.fr
tfcd.hu
cfdt.site
fctd.info

Previous names

cteak.dev
cteam.dev
ctec.dev
ctecnologias.dev
ctekin.dev
ctel.dev
ctemis.dev
ctemlabs.dev
ctera.dev
ctero.dev
ctest.dev
cteve.dev
ctey.dev
ctf-beyondthelogin.dev
ctf-event.dev
ctf-flags.dev
ctf-sen7.dev
ctfaria.dev
ctfcybersecurity42.dev

Next names

ctfgtd.dev
ctfpolije.dev
ctfries.dev
ctfs.dev
ctft.dev
ctfy.dev
ctganalysis.dev
ctgarage.dev
ctgr.dev
cthiel.dev
cthlo.dev
cthomas.dev
cthomelab.dev
cthomp.dev
cthompson.dev
cthomson.dev
cthos.dev
cthrone.dev
cthsirt.dev
cthul.dev

DNS History

2 records (2 active, 0 former)

NSterry.ns.cloudflare.comtia.ns.cloudflare.com
●NSterry.ns.cloudflare.com2026-08-29 → 2026-10-09 · 2 obs
● 2026-08-29 02:44:16
● 2026-10-09 12:07:42
●NStia.ns.cloudflare.com2026-08-29 → 2026-10-09 · 2 obs
● 2026-08-29 02:44:16
● 2026-10-09 12:07:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
ctfd.devtia.ns.cloudflare.com, terry.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.229

NS records: tia.ns.cloudflare.com, terry.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctfd.dev (unsigned zone)

⏱️ Timing

Total: 1170ms | Queries: -

📄 Records

TypeCountSample Data
NS2terry.ns.cloudflare.com, tia.ns.cloudflare.com
SOA1terry.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Name Servers

The NS records for ctfd.dev delegate to terry.ns.cloudflare.com and tia.ns.cloudflare.com.

ctfd.dev shares its name server setup with other domains, including golgol.vip, pic-5n2.pages.dev, sigaplehteubogaduit334.workers.dev and two others.

There is at least partial name server overlap between ctfd.dev and other domains — voarpromocoes.com, lleletricidade.ind.br, wellness-merchant.pages.dev and two more among them.

These name servers tend to appear in combination with the name servers rocky.ns.cloudflare.com, lola.ns.cloudflare.com, macy.ns.cloudflare.com and kai.ns.cloudflare.com.

Host names with 6 IP numbers:

terry.ns.cloudflare.com maps to 108.162.193.237, 172.64.33.237, 173.245.59.237 and 3 additional IP addresses.

tia.ns.cloudflare.com maps to 108.162.192.229, 172.64.32.229, 173.245.58.229 and 3 additional IP addresses.