react.lu - dns.ninja

react.lu

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1f4b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:af45🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.75Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.69🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSheidi.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ec🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRheidi.ns.cloudflare.com
A2803:f800:50::6ca2:c2ec🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRheidi.ns.cloudflare.com
A2a06:98c1:50::ac40:22ec🇺🇸 Cloudflare2a06:98c1:50::/45
PTRheidi.ns.cloudflare.com
A108.162.194.236🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRheidi.ns.cloudflare.com
A162.159.38.236Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRheidi.ns.cloudflare.com
A172.64.34.236🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRheidi.ns.cloudflare.com
NSmicah.ns.cloudflare.com
A2606:4700:58::adf5:3bce🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmicah.ns.cloudflare.com
A2803:f800:50::6ca2:c1ce🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmicah.ns.cloudflare.com
A2a06:98c1:50::ac40:21ce🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmicah.ns.cloudflare.com
A108.162.193.206🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmicah.ns.cloudflare.com
A172.64.33.206🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmicah.ns.cloudflare.com
A173.245.59.206🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmicah.ns.cloudflare.com
MXmx1.improvmx.com ⭐
A2a05:d012:412:e201:88aa:e7b9:7a43:12d7🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:f36:2c1f:1a49:d38a🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:373a:f51a:4a85:1d25🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.37.195.136🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-37-195-136.eu-west-3.compute.amazonaws.com
A15.236.236.160🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-236-160.eu-west-3.compute.amazonaws.com
A35.181.18.45🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix
PTRec2-35-181-18-45.eu-west-3.compute.amazonaws.com
MXmx2.improvmx.com(20)
A2a05:d012:412:e201:1f6e:f6e4:8fd7:4678🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:e81e:cc44:3b53:8a3d🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:7e33:3d9c:28d7:ee20🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.36.107.63🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-107-63.eu-west-3.compute.amazonaws.com
A13.36.222.39🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-222-39.eu-west-3.compute.amazonaws.com
A15.236.61.92🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-61-92.eu-west-3.compute.amazonaws.com
TXTv=spf1 include:spf.improvmx.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.75, 172.67.175.69
IPv6 hints2606:4700:3030::6815:1f4b, 2606:4700:3030::ac43:af45
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=78, name=cloudflare-ech.com
SOAheidi.ns.cloudflare.comdns@cloudflare.com serial=2404374630

lu

DNSSEC🔒 Signed (DS record present)
NSns1.dns.lu ⭐
NSg.dns.lu
NSi.dns.lu
NSj.dns.lu
NSk.dns.lu
NSp.dns.lu
TXTExported: 2026-06-04 15:01:01
SOAns1.dns.lunoc@restena.lu serial=1780578073

Subdomains

www.react.lu

Same first word

react.cz
react.education
react.cash
react.design
react.run
react.express
react.com
react.id
react.no
react.fm
react.ru
react.app
react.ir
react.cn
react.me
react.media
react.com.sg
react.gg
react.asia
react.org
react.school
react.network
react.to
react.agency
react.group
react.rocks
react.cc
react.rodeo
react.ly
react.at
react.ag
react.tips
react.net.au
react.uk.com
react.bot
react.co.nz
react.services
react.io
react.lv
react.domains
react.gr
react.hk
react.university
react.community
react.org.cn
react.technology
react.lu
react.com.ua
react.dk
react.mobi
react.com.ar
react.courses
react.com.br
react.fi
react.live
react.or.ke
react.pl
react.lighting
react.amsterdam
react.org.ph
react.nl
react.net
react.la
react.dev
react.pt
react.tokyo
react.international
react.parts
react.co
react.it
react.email
react.careers
react.re
react.tempurl.host
react.su
react.bz
react.expert
react.li

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acert.asia
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trace.guru
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carte.com.ar
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certa.su
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trace.com.sa
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ectar.com
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cetra.org.tw
ecart.dk
acert.in
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trace.land
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trace.world
trace.by
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retca.us
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tarce.pl

DNS History

19 records (8 active, 11 former)

20192020202120222023202420252026NSheidi.ns.cloudflare.commicah.ns.cloudflare.comns1.bluehost.comns2.bluehost.comns6263.hostgator.comns6264.hostgator.comMXmx1.improvmx.commx2.improvmx.commail.react.luA104.21.31.75172.67.175.692606:4700:3030::6815:1f4b2606:4700:3030::ac43:af45162.241.219.116188.114.96.0188.114.97.0192.254.188.2162a06:98c1:3120::2a06:98c1:3121::
●NSheidi.ns.cloudflare.com2026-02-23 → 2026-06-04 · 3 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
● 2026-06-04 14:15:08
●NSmicah.ns.cloudflare.com2026-02-23 → 2026-06-04 · 3 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
● 2026-06-04 14:15:08
○NSns1.bluehost.com2018-05-10 → 2018-05-10 · 3 obs
● 2018-05-10 13:53:00
○ 2021-06-11 15:52:26
○ 2026-06-04 14:15:08
○NSns2.bluehost.com2018-05-10 → 2018-05-10 · 3 obs
● 2018-05-10 13:53:00
○ 2021-06-11 15:52:26
○ 2026-06-04 14:15:08
○NSns6263.hostgator.com2021-06-11 → 2021-06-11 · 4 obs
○ 2018-05-10 13:53:00
● 2021-06-11 15:52:26
○ 2026-02-23 15:19:48
○ 2026-06-04 14:15:08
○NSns6264.hostgator.com2021-06-11 → 2021-06-11 · 4 obs
○ 2018-05-10 13:53:00
● 2021-06-11 15:52:26
○ 2026-02-23 15:19:48
○ 2026-06-04 14:15:08
○MXmail.react.lu2018-05-10 → 2021-06-11 · 4 obs
● 2018-05-10 13:53:00
● 2021-06-11 15:52:26
○ 2026-02-23 15:19:48
○ 2026-06-04 14:15:08
●MXmx1.improvmx.com2026-02-23 → 2026-06-04 · 3 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
● 2026-06-04 14:15:08
●MXmx2.improvmx.com2026-02-23 → 2026-06-04 · 3 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
● 2026-06-04 14:15:08
●A104.21.31.752026-02-28 → 2026-06-04 · 3 obs
○ 2026-02-23 15:19:48
● 2026-02-28 07:10:38
● 2026-06-04 14:15:08
○A162.241.219.1162018-05-10 → 2018-05-10 · 3 obs
● 2018-05-10 13:53:00
○ 2021-06-11 15:52:26
○ 2026-06-04 14:15:08
●A172.67.175.692026-02-28 → 2026-06-04 · 3 obs
○ 2026-02-23 15:19:48
● 2026-02-28 07:10:38
● 2026-06-04 14:15:08
○A188.114.96.02026-02-23 → 2026-02-23 · 4 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
○ 2026-02-28 07:10:38
○ 2026-06-04 14:15:08
○A188.114.97.02026-02-23 → 2026-02-23 · 4 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
○ 2026-02-28 07:10:38
○ 2026-06-04 14:15:08
○A192.254.188.2162021-06-11 → 2021-06-11 · 4 obs
○ 2018-05-10 13:53:00
● 2021-06-11 15:52:26
○ 2026-02-23 15:19:48
○ 2026-06-04 14:15:08
●A2606:4700:3030::6815:1f4b2026-02-28 → 2026-06-04 · 3 obs
○ 2026-02-23 15:19:48
● 2026-02-28 07:10:38
● 2026-06-04 14:15:08
●A2606:4700:3030::ac43:af452026-02-28 → 2026-06-04 · 3 obs
○ 2026-02-23 15:19:48
● 2026-02-28 07:10:38
● 2026-06-04 14:15:08
○A2a06:98c1:3120::2026-02-23 → 2026-02-23 · 4 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
○ 2026-02-28 07:10:38
○ 2026-06-04 14:15:08
○A2a06:98c1:3121::2026-02-23 → 2026-02-23 · 4 obs
○ 2021-06-11 15:52:26
● 2026-02-23 15:19:48
○ 2026-02-28 07:10:38
○ 2026-06-04 14:15:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
lug.dns.lu, i.dns.lu, j.dns.lu, k.dns.lu...12 records
react.lumicah.ns.cloudflare.com, heidi.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.206

NS records: micah.ns.cloudflare.com, heidi.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for react.lu (unsigned zone)

⏱️ Timing

Total: 866ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.31.75, 172.67.175.69
AAAA22606:4700:3030::ac43:af45, 2606:4700:3030::6815:1f4b
NS2heidi.ns.cloudflare.com, micah.ns.cloudflare.com
MX2mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)
TXT1v=spf1 include:spf.improvmx.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1heidi.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (g.dns.lu, i.dns.lu, j.dns.lu...)

Analysis

Hierarchy

www.react.lu is delegated beneath react.lu.

IP Addresses

react.lu resolves to 4 IP numbers: 104.21.31.75, 172.67.175.69, 2606:4700:3030::6815:1f4b and 2606:4700:3030::ac43:af45.

Additional host names — nagarkot.net, realfoodrn.com, www.thepeacefund.org and two others — share IP numbers with react.lu.

Name Servers

DNS delegation for react.lu points to two name servers: heidi.ns.cloudflare.com and micah.ns.cloudflare.com.

react.lu shares its name server setup with other domains, including techinfotree.com, kaushiks.in, accurium.com.au and two others.

There is at least partial name server overlap between react.lu and other domains — 1706advnow.online, nathanmass.com, bmedical.com.au and two more among them.

These name servers are routinely deployed together with the name servers rex.ns.cloudflare.com.

Host names with 6 IP numbers:

heidi.ns.cloudflare.com maps to six IP addresses: 108.162.194.236, 162.159.38.236, 172.64.34.236 and three others.

micah.ns.cloudflare.com maps to six IP addresses: 108.162.193.206, 172.64.33.206, 173.245.59.206 and three others.

Mail Servers

react.lu has two mail servers: mx1.improvmx.com and mx2.improvmx.com.

react.lu shares the same mail server setup as other domains, including fatsquirrelmarketing.com, bladderrelief911.com, nieddu.co.uk and two others.

react.lu shares mail servers — at least in part — with other domains, including disappointedvirginity.com, verynet.net, scaliolabs.com and two others.

Host names with 6 IP numbers:

mx1.improvmx.com maps to six IP addresses: 13.37.195.136, 15.236.236.160, 35.181.18.45 and three others.

mx2.improvmx.com maps to six IP addresses: 13.36.107.63, 13.36.222.39, 15.236.61.92 and three others.