userdoc.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

userdoc.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:ab5a🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:27c9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.39.201Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.90🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkim.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a7e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A2803:f800:50::6ca2:c07e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkim.ns.cloudflare.com
A2a06:98c1:50::ac40:207e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkim.ns.cloudflare.com
A108.162.192.126🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A172.64.32.126🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A173.245.58.126🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
NStrey.ns.cloudflare.com
A2606:4700:58::adf5:3bf2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A2803:f800:50::6ca2:c1f2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtrey.ns.cloudflare.com
A2a06:98c1:50::ac40:21f2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtrey.ns.cloudflare.com
A108.162.193.242🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A172.64.33.242🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A173.245.59.242🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.39.201, 172.67.171.90
IPv6 hints2606:4700:3031::ac43:ab5a, 2606:4700:3035::6815:27c9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com
SOAkim.ns.cloudflare.comdns@cloudflare.com serial=2412343809

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

userdoc.workers.dev
userdoc.info
userdoc.dev
userdoc.fyi

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DNS History

10 records (6 active, 4 former)

NSkim.ns.cloudflare.comtrey.ns.cloudflare.comA104.21.39.201172.67.171.902606:4700:3031::ac43:ab5a2606:4700:3035::6815:27c9188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSkim.ns.cloudflare.com2026-08-25 → 2026-08-27 · 2 obs
● 2026-08-25 17:47:38
● 2026-08-27 17:05:34
●NStrey.ns.cloudflare.com2026-08-25 → 2026-08-27 · 2 obs
● 2026-08-25 17:47:38
● 2026-08-27 17:05:34
●A104.21.39.2012026-08-25 → 2026-08-27 · 3 obs
○ 2026-08-25 17:47:38
● 2026-08-25 20:01:56
● 2026-08-27 17:05:34
●A172.67.171.902026-08-25 → 2026-08-27 · 3 obs
○ 2026-08-25 17:47:38
● 2026-08-25 20:01:56
● 2026-08-27 17:05:34
○A188.114.96.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 17:47:38
○ 2026-08-25 20:01:56
○ 2026-08-27 17:05:34
○A188.114.97.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 17:47:38
○ 2026-08-25 20:01:56
○ 2026-08-27 17:05:34
●A2606:4700:3031::ac43:ab5a2026-08-25 → 2026-08-27 · 3 obs
○ 2026-08-25 17:47:38
● 2026-08-25 20:01:56
● 2026-08-27 17:05:34
●A2606:4700:3035::6815:27c92026-08-25 → 2026-08-27 · 3 obs
○ 2026-08-25 17:47:38
● 2026-08-25 20:01:56
● 2026-08-27 17:05:34
○A2a06:98c1:3120::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 17:47:38
○ 2026-08-25 20:01:56
○ 2026-08-27 17:05:34
○A2a06:98c1:3121::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 17:47:38
○ 2026-08-25 20:01:56
○ 2026-08-27 17:05:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
userdoc.devtrey.ns.cloudflare.com, kim.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.242

NS records: trey.ns.cloudflare.com, kim.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for userdoc.dev (unsigned zone)

⏱️ Timing

Total: 656ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.171.90, 104.21.39.201
AAAA22606:4700:3031::ac43:ab5a, 2606:4700:3035::6815:27c9
NS2kim.ns.cloudflare.com, trey.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kim.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

userdoc.dev has four IP addresses: 104.21.39.201, 172.67.171.90, 2606:4700:3031::ac43:ab5a and 2606:4700:3035::6815:27c9.

vtec.co.uk, njnewswire.net, 1red-casino-bonus.com and two other host names share IP numbers with userdoc.dev.

Name Servers

userdoc.dev is served by two delegated name servers, kim.ns.cloudflare.com and trey.ns.cloudflare.com.

userdoc.dev uses the same name servers as several other domains — among them altinerturizm.com, 40foot.uk, supera.inf.br and two more.

userdoc.dev partially shares its NS delegation with several other domains, including collectorcarsforsale.com, assetloan.my.id, doku303a15.xyz and two others.

These name servers regularly co-occur with the name servers casey.ns.cloudflare.com, fish.ns.cloudflare.com and sloan.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

kim.ns.cloudflare.com carries IP addresses 108.162.192.126, 172.64.32.126 and 173.245.58.126, with 3 other addresses beyond those.

trey.ns.cloudflare.com carries IP addresses 108.162.193.242, 172.64.33.242 and 173.245.59.242, with 3 other addresses beyond those.