400.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

400.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:57ad🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:9104🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.87.173Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.145.4🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdemi.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a5f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdemi.ns.cloudflare.com
A2803:f800:50::6ca2:c05f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdemi.ns.cloudflare.com
A2a06:98c1:50::ac40:205f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdemi.ns.cloudflare.com
A108.162.192.95🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdemi.ns.cloudflare.com
A172.64.32.95🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdemi.ns.cloudflare.com
A173.245.58.95🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdemi.ns.cloudflare.com
NSnorman.ns.cloudflare.com
A2606:4700:58::adf5:3bd9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
A2803:f800:50::6ca2:c1d9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnorman.ns.cloudflare.com
A2a06:98c1:50::ac40:21d9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnorman.ns.cloudflare.com
A108.162.193.217🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
A172.64.33.217🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
A173.245.59.217🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
MXroute3.mx.cloudflare.net ⭐
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(77)
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
MXroute1.mx.cloudflare.net(78)
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
TXTv=spf1 include:_spf.mx.cloudflare.net -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.87.173, 172.67.145.4
IPv6 hints2606:4700:3030::6815:57ad, 2606:4700:3031::ac43:9104
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=245, name=cloudflare-ech.com
SOAdemi.ns.cloudflare.comdns@cloudflare.com serial=2412182387

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

400.az
400.bet
400.org.ph
400.team
400.by
400.pp.ua
400.com.ph
400.fitness
400.pl
400.com.tw
400.ch
400.pt
400.com.au
400.hu
400.mobi
400.services
400.group
400.eu
400.cn
400.vc
400.nl
400.onl
400.com.tr
400.homes
400.mom
400.ro
400.dk
400.am
400.city
400.nu
400.dev
400.ag
400.sh
400.gg
400.center
400.io
400.org
400.vg
400.ph
400.today
400.mx
400.tv
400.org.il
400.workers.dev
400.de
400.co
400.hi.cn
400.se
400.es
400.wine
400.gr
400.tips
400.domains
400.band
400.digital
400.in
400.fr
400.bj.cn
400.as
400.be
400.li
400.show
400.email
400.life
400.rest
400.ba
400.kr
400.is
400.sk
400.red
400.coffee
400.cool
400.tw.cn
400.cn.com
400.casino
400.cafe
400.agency
400.us
400.hk.cn
400.gold
400.lt
400.js.cn
400.tw
400.at
400.net
400.vin
400.hk
400.shop
400.one
400.com
400.ink
400.buzz
400.cz
400.zj.cn
400.im
400.ai
400.media
400.partners
400.cm
400.su
400.energy

Similar names

004.pl
004.se
040.kr
040.es
040.fi
004.co.kr
040.fund
004.am.in
040.pages.dev
004.nl
004.su
004.uz
004.org
040.ru
040.org.cn
004.tokyo
004.ad
004.at
004.info
040.studio
040.jp
040.red
040.ca
040.com.au
004.bet
004.cz
004.de
004.eu
040.net.ph
004.com.ph
040.de
004.cloudns.org
004.xyz
004.ink
004.tel
040.in
040.cm
040.tw
040.me
004.date
040.cyou
004.mom
004.run
040.email
040.app
004.ch
004.org.cn
040.uk
004.fr
004.dk
004.me
004.app
040.at
004.biz
040.one
040.tv
040.cn
004.com.cn
004.ai
040.group
040.org
040.com.ph
004.by
004.im
040.ch
040.net.cn
040.ph
040.eu
004.ru
040.dev
004.co.uk
004.care
004.hk
040.fr
004.lol
004.cn
004.ca
004.az
040.im
040.nl
004.one
004.net

Previous names

3x3studio.dev
3xacar3.dev
3xc.dev
3xcl.dev
3xd.dev
3xhaust.dev
3xion.dev
3xjn.dev
3xploit.dev
3xstudios.dev
3xui.dev
3xv.dev
3xx.dev
3y3.dev
3yc.dev
3z.dev
3zachm.dev
4-h.dev
4.dev
40-60studio.dev

Next names

400ai.dev
401.dev
401k.dev
402arcade.dev
402base.dev
402fordummies.dev
402found.dev
402kit.dev
403.dev
404-not-found.dev
404agency.dev
404blue.dev
404connernotfound.dev
404consultants.dev
404development.dev
404error.dev
404int.dev
404null.dev
404s.dev
404studios.dev

DNS History

13 records (9 active, 4 former)

NSdemi.ns.cloudflare.comnorman.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.87.173172.67.145.42606:4700:3030::6815:57ad2606:4700:3031::ac43:9104188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSdemi.ns.cloudflare.com2026-08-26 → 2026-09-04 · 2 obs
● 2026-08-26 03:39:04
● 2026-09-04 11:31:06
●NSnorman.ns.cloudflare.com2026-08-26 → 2026-09-04 · 2 obs
● 2026-08-26 03:39:04
● 2026-09-04 11:31:06
●MXroute1.mx.cloudflare.net2026-08-26 → 2026-09-04 · 2 obs
● 2026-08-26 03:39:04
● 2026-09-04 11:31:06
●MXroute2.mx.cloudflare.net2026-08-26 → 2026-09-04 · 2 obs
● 2026-08-26 03:39:04
● 2026-09-04 11:31:06
●MXroute3.mx.cloudflare.net2026-08-26 → 2026-09-04 · 2 obs
● 2026-08-26 03:39:04
● 2026-09-04 11:31:06
●A104.21.87.1732026-08-26 → 2026-09-04 · 3 obs
○ 2026-08-26 03:39:04
● 2026-08-26 18:55:54
● 2026-09-04 11:31:06
●A172.67.145.42026-08-26 → 2026-09-04 · 3 obs
○ 2026-08-26 03:39:04
● 2026-08-26 18:55:54
● 2026-09-04 11:31:06
○A188.114.96.02026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 03:39:04
○ 2026-08-26 18:55:54
○ 2026-09-04 11:31:06
○A188.114.97.02026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 03:39:04
○ 2026-08-26 18:55:54
○ 2026-09-04 11:31:06
●A2606:4700:3030::6815:57ad2026-08-26 → 2026-09-04 · 3 obs
○ 2026-08-26 03:39:04
● 2026-08-26 18:55:54
● 2026-09-04 11:31:06
●A2606:4700:3031::ac43:91042026-08-26 → 2026-09-04 · 3 obs
○ 2026-08-26 03:39:04
● 2026-08-26 18:55:54
● 2026-09-04 11:31:06
○A2a06:98c1:3120::2026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 03:39:04
○ 2026-08-26 18:55:54
○ 2026-09-04 11:31:06
○A2a06:98c1:3121::2026-08-26 → 2026-08-26 · 3 obs
● 2026-08-26 03:39:04
○ 2026-08-26 18:55:54
○ 2026-09-04 11:31:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
400.devdemi.ns.cloudflare.com, norman.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.217

NS records: demi.ns.cloudflare.com, norman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 400.dev (unsigned zone)

⏱️ Timing

Total: 151ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.87.173, 172.67.145.4
AAAA22606:4700:3030::6815:57ad, 2606:4700:3031::ac43:9104
NS2demi.ns.cloudflare.com, norman.ns.cloudflare.com
MX3route3.mx.cloudflare.net (pri: 40), route2.mx.cloudflare.net (pri: 77)...
TXT1v=spf1 include:_spf.mx.cloudflare.net -a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1demi.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

400.dev resolves to four IP addresses: 104.21.87.173, 172.67.145.4, 2606:4700:3030::6815:57ad and 2606:4700:3031::ac43:9104.

Among the host names that share IP numbers with 400.dev are familie-hekman.nl, mx.csricambi.it, downloadonelaunch.com and two others.

Name Servers

The NS records for 400.dev delegate to demi.ns.cloudflare.com and norman.ns.cloudflare.com.

400.dev has the same name server delegation as a number of other domains, such as dupu.cc, schwghf.de, shopper21.cz and two more.

400.dev has at least partial name server overlap with other domains, such as jsf3eij.sbs, ifc-4ed.pages.dev, recotailizes.store and two others.

These name servers tend to appear together with the name servers adel.ns.cloudflare.com, eloise.ns.cloudflare.com and garrett.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

demi.ns.cloudflare.com maps to 108.162.192.95, 172.64.32.95, 173.245.58.95 and 3 additional IP addresses.

norman.ns.cloudflare.com maps to 108.162.193.217, 172.64.33.217, 173.245.59.217 and 3 additional IP addresses.

Mail Servers

400.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

400.dev shares at least some of its mail servers with other domains — for example aidogubako.com, hivetek.com, dont-panic-app.com and two more.

Host names resolving to 6 IP numbers:

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.