useref.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

useref.dev

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:aebe🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3b5f🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.95Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.190🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamanda.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a3f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
A2803:f800:50::6ca2:c03f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRamanda.ns.cloudflare.com
A2a06:98c1:50::ac40:203f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRamanda.ns.cloudflare.com
A108.162.192.63🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
A172.64.32.63🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
A173.245.58.63🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
NSjason.ns.cloudflare.com
A2606:4700:58::adf5:3bb3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
A2803:f800:50::6ca2:c1b3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjason.ns.cloudflare.com
A2a06:98c1:50::ac40:21b3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjason.ns.cloudflare.com
A108.162.193.179🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
A172.64.33.179🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
A173.245.59.179🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjason.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute3.mx.cloudflare.net(30)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(54)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.95, 172.67.174.190
IPv6 hints2606:4700:3033::ac43:aebe, 2606:4700:3036::6815:3b5f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOAamanda.ns.cloudflare.comdns@cloudflare.com serial=2417014805

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

useref.dev
useref.ph

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Previous names

usercharts.dev
usercheck.dev
userclaw.dev
usercontent.dev
usercore.dev
usercrowd.dev
userdefault.dev
userderezzed.dev
userdisk.dev
userdoc.dev
usereach.dev
usereact.dev
usereactnative.dev
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Next names

usereflex.dev
userelay.dev
userelayer.dev
userelease.dev
usererror.dev
useresolve.dev
userevelou.dev
userevibe.dev
userface.dev
userflow.dev
userfriendly.dev
userfront.dev
userful.dev
usergo.dev
usergrouper.dev
usergroups.dev
userhub.dev
userid.dev
userill.dev
userinterfacedesign.dev

DNS History

9 records (9 active, 0 former)

NSamanda.ns.cloudflare.comjason.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.59.95172.67.174.1902606:4700:3033::ac43:aebe2606:4700:3036::6815:3b5f
●NSamanda.ns.cloudflare.com2026-10-03 → 2026-11-08 · 2 obs
● 2026-10-03 11:40:34
● 2026-11-08 11:56:08
●NSjason.ns.cloudflare.com2026-10-03 → 2026-11-08 · 2 obs
● 2026-10-03 11:40:34
● 2026-11-08 11:56:08
●MXroute1.mx.cloudflare.net2026-10-12 → 2026-11-08 · 2 obs
● 2026-10-12 03:04:08
● 2026-11-08 11:56:08
●MXroute2.mx.cloudflare.net2026-10-12 → 2026-11-08 · 2 obs
● 2026-10-12 03:04:08
● 2026-11-08 11:56:08
●MXroute3.mx.cloudflare.net2026-10-12 → 2026-11-08 · 2 obs
● 2026-10-12 03:04:08
● 2026-11-08 11:56:08
●A104.21.59.952026-10-07 → 2026-11-08 · 2 obs
● 2026-10-07 16:27:00
● 2026-11-08 11:56:08
●A172.67.174.1902026-10-07 → 2026-11-08 · 2 obs
● 2026-10-07 16:27:00
● 2026-11-08 11:56:08
●A2606:4700:3033::ac43:aebe2026-10-07 → 2026-11-08 · 2 obs
● 2026-10-07 16:27:00
● 2026-11-08 11:56:08
●A2606:4700:3036::6815:3b5f2026-10-07 → 2026-11-08 · 2 obs
● 2026-10-07 16:27:00
● 2026-11-08 11:56:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...10 records
useref.devamanda.ns.cloudflare.com, jason.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.179

NS records: amanda.ns.cloudflare.com, jason.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for useref.dev (unsigned zone)

⏱️ Timing

Total: 1344ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.59.95, 172.67.174.190
AAAA22606:4700:3033::ac43:aebe, 2606:4700:3036::6815:3b5f
NS2amanda.ns.cloudflare.com, jason.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 18), route3.mx.cloudflare.net (pri: 30)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1amanda.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

useref.dev resolves to four IP addresses: 104.21.59.95, 172.67.174.190, 2606:4700:3033::ac43:aebe and 2606:4700:3036::6815:3b5f.

origenes.app, dotessentialoils.com, thaumachine.com plus two other host names have IP numbers in common with useref.dev.

Name Servers

The NS records for useref.dev delegate to amanda.ns.cloudflare.com and jason.ns.cloudflare.com.

The name server configuration of useref.dev is shared with other domains, for instance obsidiancircuits.com, bb4049875.workers.dev, palmtrinitydirect.com and two others.

useref.dev partially shares its NS delegation with several other domains, including duanstone.com, kareontr.com, compliancebangladesh.com and two others.

These name servers are regularly seen alongside magdalena.ns.cloudflare.com and anton.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

amanda.ns.cloudflare.com maps to 108.162.192.63, 172.64.32.63, 173.245.58.63 and 3 additional IP addresses.

jason.ns.cloudflare.com maps to 108.162.193.179, 172.64.33.179, 173.245.59.179 and 3 additional IP addresses.

Mail Servers

useref.dev uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by useref.dev are shared with other domains: hollandplafond.com, hzcity.top, m4vio.com and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.