problem.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

problem.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8a31🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:366a🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.106Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.138.49🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScoby.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b5c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoby.ns.cloudflare.com
A2803:f800:50::6ca2:c15c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcoby.ns.cloudflare.com
A2a06:98c1:50::ac40:215c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcoby.ns.cloudflare.com
A108.162.193.92🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoby.ns.cloudflare.com
A172.64.33.92🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoby.ns.cloudflare.com
A173.245.59.92🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoby.ns.cloudflare.com
NStess.ns.cloudflare.com
A2606:4700:50::adf5:3ae3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtess.ns.cloudflare.com
A2803:f800:50::6ca2:c0e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtess.ns.cloudflare.com
A2a06:98c1:50::ac40:20e3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtess.ns.cloudflare.com
A108.162.192.227🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtess.ns.cloudflare.com
A172.64.32.227🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtess.ns.cloudflare.com
A173.245.58.227🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtess.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.54.106, 172.67.138.49
IPv6 hints2606:4700:3030::ac43:8a31, 2606:4700:3033::6815:366a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=189, name=cloudflare-ech.com
SOAcoby.ns.cloudflare.comdns@cloudflare.com serial=2412213868

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

problem.solutions
problem.su
problem.cz
problem.nu
problem.ca
problem.ch
problem.guide
problem.org
problem.it
problem.cn
problem.pro
problem.fi
problem.se
problem.news
problem.im
problem.immobilien
problem.me
problem.io
problem.repair
problem.email
problem.pt
problem.jp
problem.zone
problem.guru
problem.ee
problem.no
problem.eu
problem.de
problem.ph
problem.you
problem.dk
problem.hr
problem.ru
problem.li
problem.dev
problem.com.tw
problem.com.ph
problem.pl
problem.tv
problem.fr
problem.net
problem.at
problem.cafe
problem.coffee
problem.center
problem.nl
problem.computer
problem.web.id
problem.be
problem.com
problem.sk
problem.support
problem.az

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DNS History

10 records (6 active, 4 former)

NScoby.ns.cloudflare.comtess.ns.cloudflare.comA104.21.54.106172.67.138.492606:4700:3030::ac43:8a312606:4700:3033::6815:366a188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NScoby.ns.cloudflare.com2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 20:35:10
● 2026-08-26 11:00:26
●NStess.ns.cloudflare.com2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 20:35:10
● 2026-08-26 11:00:26
●A104.21.54.1062026-08-25 → 2026-08-26 · 3 obs
○ 2026-08-25 20:35:10
● 2026-08-25 22:59:02
● 2026-08-26 11:00:26
●A172.67.138.492026-08-25 → 2026-08-26 · 3 obs
○ 2026-08-25 20:35:10
● 2026-08-25 22:59:02
● 2026-08-26 11:00:26
○A188.114.96.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 20:35:10
○ 2026-08-25 22:59:02
○ 2026-08-26 11:00:26
○A188.114.97.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 20:35:10
○ 2026-08-25 22:59:02
○ 2026-08-26 11:00:26
●A2606:4700:3030::ac43:8a312026-08-25 → 2026-08-26 · 3 obs
○ 2026-08-25 20:35:10
● 2026-08-25 22:59:02
● 2026-08-26 11:00:26
●A2606:4700:3033::6815:366a2026-08-25 → 2026-08-26 · 3 obs
○ 2026-08-25 20:35:10
● 2026-08-25 22:59:02
● 2026-08-26 11:00:26
○A2a06:98c1:3120::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 20:35:10
○ 2026-08-25 22:59:02
○ 2026-08-26 11:00:26
○A2a06:98c1:3121::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 20:35:10
○ 2026-08-25 22:59:02
○ 2026-08-26 11:00:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
problem.devcoby.ns.cloudflare.com, tess.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.227

NS records: coby.ns.cloudflare.com, tess.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for problem.dev (unsigned zone)

⏱️ Timing

Total: 461ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.54.106, 172.67.138.49
AAAA22606:4700:3030::ac43:8a31, 2606:4700:3033::6815:366a
NS2coby.ns.cloudflare.com, tess.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1coby.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

problem.dev has four IP addresses: 104.21.54.106, 172.67.138.49, 2606:4700:3030::ac43:8a31 and 2606:4700:3033::6815:366a.

1wwsl.xyz, g-live.top, thenerdycarpenter.com and two other host names share IP numbers with problem.dev.

Name Servers

DNS delegation for problem.dev points to two name servers: coby.ns.cloudflare.com and tess.ns.cloudflare.com.

problem.dev uses the same name servers as several other domains — among them duckandsail.com, desu6699.workers.dev, aliveyang.site and two more.

problem.dev shares at least some of its name servers with other domains, including pencilresearch.com, wmaineclc.org, mj3d71b.garden and two others.

These name servers are frequently seen alongside the name servers aliza.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

coby.ns.cloudflare.com has IP addresses 108.162.193.92, 172.64.33.92 and 173.245.59.92, plus 3 other.

tess.ns.cloudflare.com has IP addresses 108.162.192.227, 172.64.32.227 and 173.245.58.227, plus 3 other.