dun.org.uk - robtex.com

dun.org.uk

DNSSEC⚠️ Not signed
A2a07:7800::140🇬🇧 TWENTYI2a07:7800::/48
A185.151.30.140🇬🇧 TWENTYI185.151.30.0/24
NSns1.stackdns.com ⭐
A35.197.225.59🇬🇧 Google35.197.224.0/20
PTR59.225.197.35.bc.googleusercontent.com
NSns2.stackdns.com
A146.148.28.88🇧🇪 Google146.148.16.0/20
PTR88.28.148.146.bc.googleusercontent.com
NSns3.stackdns.com
A35.198.79.191🇩🇪 Google35.198.64.0/20
PTR191.79.198.35.bc.googleusercontent.com
NSns4.stackdns.com
A104.196.137.209🇺🇸 Google104.196.128.0/20
PTR209.137.196.104.bc.googleusercontent.com
MXmx.stackmail.com ⭐
A185.151.28.67🇬🇧 TWENTYI185.151.28.0/24
PTRmx.stackmail.com
TXTv=spf1 include:spf.stackmail.com a mx -all
SOAns1.stackdns.comhostmaster@stackdns.com serial=1761391604

org.uk

DNSSEC⚠️ Not signed
NSdns1.nic.uk ⭐ ⚠️ Not in parent delegation
NSdns2.nic.uk ⚠️ Not in parent delegation
NSdns3.nic.uk ⚠️ Not in parent delegation
NSdns4.nic.uk ⚠️ Not in parent delegation
NSnsa.nic.uk ⚠️ Not in parent delegation
NSnsb.nic.uk ⚠️ Not in parent delegation
NSnsc.nic.uk ⚠️ Not in parent delegation
NSnsd.nic.uk ⚠️ Not in parent delegation
SOAdns1.nic.ukhostmaster@nominet.org.uk serial=1783904204
WOT: SAFE (27/100)
rank #585090 globally
rank #28680 in the tld
WOT: SAFE (71/100)

Same first word

dun.wtf
dun.de
dun.ee
dun.in
dun.at
dun.no
dun.canva-apps.cn
dun.eu
dun.name
dun.cn
dun.fr
dun.se
dun.info
dun.org
dun.global
dun.gs
dun.la
dun.ch
dun.pw
dun.vn
dun.km.ua
dun.it
dun.im
dun.ren
dun.me
dun.org.uk
dun.tv
dun.pl
dun.com
dun.nl
dun.es
dun.ro
dun.nu
dun.be
dun.jp
dun.net
dun.dk
dun.so
dun.cz
dun.kim
dun.us

Similar names

dnu.se
und.name
dnu.edu.ua
udn.ro
nud.ro
nud.org.tr
nud.in.net
und.ms
ndu.cl
ndu.cn
ndu.edu.lb
udn.net
ndu.at
und.gr
nud.co.uk
dnu.com
ndu.us
nud.be
und.red
udn.org
dnu.co.uk
und.su
nud.ge
ndu.com
udn.su
dnu.eu
dnu.jp
und.sk
udn.se
nud.ca
und.com.ua
dnu.dp.ua
und.org.tr
udn.in
nud.ir
udn.vn
und.cn
ndu.org
nud.me
dnu.at
ndu.au
ndu.edu.pk
udn.co.za
nud.li
ndu.se
und.com
dnu.edu.vn
nud.co.jp
dnu.in.ua
ndu.edu.tw
dnu.vn
und.hu
nud.in
und.cz
ndu.wtf
ndu.eu
dnu.us
nud.pl
und.nl
ndu.dk
und.com.tr
nud.es
ndu.ac.jp
udn.pl
udn.today
dnu.de
ndu.digital
nud.com
ndu.edu.az
udn.be
und.es
und.world
ndu.edu.ua
ndu.org.nz
ndu.be
und.org.br
und.so
dnu.com.mx
ndu.edu
und.ch
nud.at
dnu.org.uk
dnu.dk
udn.de
udn.co
udn.ch
nud.jp
und.jp
ndu.co.uk
und.pink
ndu.info.az
und.org
ndu.com.vn
nud.co.za
udn.ne.jp
udn.ac.id
nud.us
dnu.ch
ndu.ac.ug
nud.com.mx
ndu.pl
udn.com.tw
und.at
dnu.pl
und.co
nud.cn
ndu.gov.ua
dnu.es
dnu.ca

DNS History

11 records (7 active, 4 former)

20162017201820192020202120222023202420252026NSns1.stackdns.comns2.stackdns.comns3.stackdns.comns4.stackdns.comultra103.uk2.netultra104.uk2.netMXmx.stackmail.commx.dun.org.uk.cust.a.hostedemail.comA185.151.30.1402a07:7800::140109.123.75.40
●NSns1.stackdns.com2026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56
●NSns2.stackdns.com2026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56
●NSns3.stackdns.com2026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56
●NSns4.stackdns.com2026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56
○NSultra103.uk2.net2015-08-16 → 2017-04-09 · 4 obs
● 2015-08-16 21:20:10
● 2017-04-09 00:51:56
○ 2026-06-05 08:06:56
○ 2026-07-13 02:46:56
○NSultra104.uk2.net2015-08-16 → 2017-04-09 · 4 obs
● 2015-08-16 21:20:10
● 2017-04-09 00:51:56
○ 2026-06-05 08:06:56
○ 2026-07-13 02:46:56
○MXmx.dun.org.uk.cust.a.hostedemail.com2015-08-16 → 2017-04-09 · 4 obs
● 2015-08-16 21:20:10
● 2017-04-09 00:51:56
○ 2026-06-05 08:06:56
○ 2026-07-13 02:46:56
●MXmx.stackmail.com2026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56
○A109.123.75.402015-08-16 → 2017-04-09 · 4 obs
● 2015-08-16 21:20:10
● 2017-04-09 00:51:56
○ 2026-06-05 08:06:56
○ 2026-07-13 02:46:56
●A185.151.30.1402026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56
●A2a07:7800::1402026-06-05 → 2026-07-13 · 3 obs
○ 2017-04-09 00:51:56
● 2026-06-05 08:06:56
● 2026-07-13 02:46:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...-
dun.org.ukns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com-

✅ Authoritative Response

Server:35.197.225.59

NS records: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com, ns4.stackdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dun.org.uk (unsigned zone)

⏱️ Timing

Total: 2386ms | Queries: -

📄 Records

TypeCountSample Data
A1185.151.30.140
AAAA12a07:7800::140
NS4ns3.stackdns.com, ns1.stackdns.com...
MX1mx.stackmail.com (pri: 10)
TXT1v=spf1 include:spf.stackmail.com a mx -a
SOA1ns1.stackdns.com hostmaster.stackdns.com

Analysis

IP Addresses

dun.org.uk resolves to the IP addresses 185.151.30.140 and 2a07:7800::140

Additional host names — hollyjohnsonantiques.com, apexsystems.co, cherrian.com and two others — share IP numbers with dun.org.uk.

Name Servers

dun.org.uk has four authoritative name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.

dun.org.uk shares at least some of its name servers with other domains, including worthytreecare.co.uk, publicitas.com.ec, aglg.co.uk and two others.

ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com each resolve to one IP address: ns1.stackdns.com resolves to 35.197.225.59, ns2.stackdns.com resolves to 146.148.28.88, ns3.stackdns.com resolves to 35.198.79.191 and ns4.stackdns.com resolves to 104.196.137.209.

Mail Servers

dun.org.uk has one mail server: mx.stackmail.com.

dun.org.uk shares the same mail server setup as other domains, including st-minutiae.com, twothirdscup.com, sportion.org and two others.

dun.org.uk shares at least some of its mail servers with other domains, such as vtpconnect.com.

mx.stackmail.com carries a single IP number, which is 185.151.28.67.