user.dev - robtex.com

user.dev

DNSSEC⚠️ Not signed
A2606:4700:20::681a:6d9🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:7d9🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:494f🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.6.217Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.7.217Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.73.79🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamit.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b3f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamit.ns.cloudflare.com
A2803:f800:50::6ca2:c13f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRamit.ns.cloudflare.com
A2a06:98c1:50::ac40:213f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRamit.ns.cloudflare.com
A108.162.193.63🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamit.ns.cloudflare.com
A172.64.33.63🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamit.ns.cloudflare.com
A173.245.59.63🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamit.ns.cloudflare.com
NSligia.ns.cloudflare.com
A2606:4700:50::a29f:2604🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
A2803:f800:50::6ca2:c204🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRligia.ns.cloudflare.com
A2a06:98c1:50::ac40:2204🇺🇸 Cloudflare2a06:98c1:50::/45
PTRligia.ns.cloudflare.com
A108.162.194.4🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
A162.159.38.4Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
A172.64.34.4🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A172.253.139.26🇺🇸 Google172.253.139.0/24
PTRyuiadsk-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.6.217, 104.26.7.217, 172.67.73.79
IPv6 hints2606:4700:20::681a:6d9, 2606:4700:20::681a:7d9, 2606:4700:20::ac43:494f
SOAamit.ns.cloudflare.comdns@cloudflare.com serial=2408044999

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

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DNS History

13 records (13 active, 0 former)

NSamit.ns.cloudflare.comligia.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.26.6.217104.26.7.217172.67.73.792606:4700:20::681a:6d92606:4700:20::681a:7d92606:4700:20::ac43:494f
●NSamit.ns.cloudflare.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●NSligia.ns.cloudflare.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●MXalt1.aspmx.l.google.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●MXalt2.aspmx.l.google.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●MXalt3.aspmx.l.google.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●MXalt4.aspmx.l.google.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●MXaspmx.l.google.com2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●A104.26.6.2172026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●A104.26.7.2172026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●A172.67.73.792026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●A2606:4700:20::681a:6d92026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●A2606:4700:20::681a:7d92026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46
●A2606:4700:20::ac43:494f2026-02-22 → 2026-07-04 · 2 obs
● 2026-02-22 09:19:30
● 2026-07-04 19:01:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
user.devligia.ns.cloudflare.com, amit.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.4

NS records: ligia.ns.cloudflare.com, amit.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for user.dev (unsigned zone)

⏱️ Timing

Total: 795ms | Queries: -

📄 Records

TypeCountSample Data
A3172.67.73.79, 104.26.6.217...
AAAA32606:4700:20::681a:6d9, 2606:4700:20::681a:7d9...
NS2amit.ns.cloudflare.com, ligia.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.google.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1amit.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

With 6 IP addresses in total, user.dev resolves to 104.26.6.217, 104.26.7.217, 172.67.73.79 and 3 other.

Among the host names that share IP numbers with user.dev are storebase.io, sgmytaxi.com, www.codesters.com and two others.

Name Servers

Two name servers handle the delegation for user.dev: amit.ns.cloudflare.com and ligia.ns.cloudflare.com.

user.dev has the same name server delegation as a number of other domains, such as youdao-pc3.com, youdao-pc2.com, miamijet.net and two more.

The name servers of user.dev overlap at least partially with those of other domains — among them wife(0x787878)pics.com, fecira.com, claude-kode4d.pages.dev and two more.

These name servers commonly appear in combination with the name servers rex.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

amit.ns.cloudflare.com resolves to 108.162.193.63, 172.64.33.63 and 173.245.59.63 among others, with 3 other IP addresses in total.

ligia.ns.cloudflare.com resolves to 108.162.194.4, 162.159.38.4 and 172.64.34.4 among others, with 3 other IP addresses in total.

Mail Servers

Five mail servers handle user.dev: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

user.dev shares at least some of its mail servers with other domains — for example quashbugs.com, ns500759.ns500698.ns500758.ns500759.ns500698.ns500736.ns500698.ns500735.ns500698.ns500736.ns500736.ns500619.trackreceptor.com, ns500731.ns500731.ns500671.ns500731.ns500671.ns500704.ns500731.ns500742.ns500704.ns500671.ns500704.ns500291.ns500649.ns500153.tenderladiesbz.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com resolves to two addresses: 172.253.139.26 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.