semt.co.uk - robtex.com

semt.co.uk

DNSSEC⚠️ Not signed
A2a07:7800::200🇬🇧 TWENTYI2a07:7800::/48
A185.151.30.200🇬🇧 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=1689841860

co.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=1778399916
rank #167423 globally
rank #13674 in the tld
WOT: SAFE (74/100)

Subdomains

mailserver.semt.co.uk
www.semt.co.uk

Same first word

semt.gov.in
semt.de
semt.tv
semt.ru
semt.es
semt.ee
semt.cn
semt.com.tw
semt.cz
semt.in
semt.fr
semt.org.uk
semt.com.mx
semt.com.cn
semt.eu
semt.co.uk

Similar names

mset.dev
estm.biz
etms.com
stme.com.my
tesm.nl
tsme.ca
stem.edu.gr
mest.hu
etms.ru
etms.com.hk
stem.edu.lk
stem.co.jp
mets.com
mest.ma
stem.green
etms.hu
tmse.org
mets.co.uk
mest.be
tsme.biz
stem.industries
stme.ch
smet.dk
stem.ba
estm.edu.bz
mste.com
mets.info
tmse.com
mets.am
mets.cn
mets.dk
tmse.co.uk
esmt.net
tems.dk
etsm.fr
tems.biz
stem.today
stem.it
stem.training
mtes.net.au
esmt.ir
emts.com.br
smet.ch
mtse.it
mtes.cz
mets.us
tmse.co.kr
setm.fr
tsem.ru
tsme.de
etms.info
mest.eu
stem.dk
mest.net.pe
stem.ventures
stem.academy
mset.org
smet.cc
stme.com.au
tems.us
mtse.ru
mtse.com
emst.nl
mest.fo
smte.com.co
etsm.ru
stem.ps
mset.net
stem.ru
mets.or.ug
etms.pl
mets.nu
stem.de
smte.co.in
esmt.sn
mets.edu.au
stme.com.br
stem.solutions
tsme.com.my
stem.partners
tems.ca
smet.awsapps.com
etsm.tl
stem.org.uk
mtes.org
estm.info
mets.co.za
mtes.uz
stem.com.au
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emts.com
smet.be
emts.info
mets.net.cn
mets.ch

DNS History

11 records (7 active, 4 former)

20162017201820192020202120222023202420252026NSns1.stackdns.comns2.stackdns.comns3.stackdns.comns4.stackdns.comns1.streamlinedns.co.ukns2.streamlinedns.co.ukMXmx.stackmail.commailserver.semt.co.ukA185.151.30.2002a07:7800::20088.208.252.178
●NSns1.stackdns.com2026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
○NSns1.streamlinedns.co.uk2015-06-13 → 2018-01-30 · 4 obs
● 2015-06-13 10:33:20
● 2018-01-30 13:47:14
○ 2026-04-24 01:00:52
○ 2026-05-10 08:17:16
●NSns2.stackdns.com2026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
○NSns2.streamlinedns.co.uk2015-06-13 → 2018-01-30 · 4 obs
● 2015-06-13 10:33:20
● 2018-01-30 13:47:14
○ 2026-04-24 01:00:52
○ 2026-05-10 08:17:16
●NSns3.stackdns.com2026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
●NSns4.stackdns.com2026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
○MXmailserver.semt.co.uk2015-06-13 → 2018-01-30 · 4 obs
● 2015-06-13 10:33:20
● 2018-01-30 13:47:14
○ 2026-04-24 01:00:52
○ 2026-05-10 08:17:16
●MXmx.stackmail.com2026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
●A185.151.30.2002026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
●A2a07:7800::2002026-04-24 → 2026-05-10 · 3 obs
○ 2018-01-30 13:47:14
● 2026-04-24 01:00:52
● 2026-05-10 08:17:16
○A88.208.252.1782015-06-13 → 2018-01-30 · 4 obs
● 2015-06-13 10:33:20
● 2018-01-30 13:47:14
○ 2026-04-24 01:00:52
○ 2026-05-10 08:17:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ukdns1.nic.uk, dns3.nic.uk, nsc.nic.uk, nsa.nic.uk...-
semt.co.ukns3.stackdns.com, ns4.stackdns.com, ns1.stackdns.com, ns2.stackdns.com-

✅ Authoritative Response

Server:104.196.137.209

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for semt.co.uk (unsigned zone)

⏱️ Timing

Total: 985ms | Queries: -

📄 Records

TypeCountSample Data
A1185.151.30.200
AAAA12a07:7800::200
NS4ns3.stackdns.com, ns4.stackdns.com...
MX1mx.stackmail.com (pri: 10)
TXT1v=spf1 include:spf.stackmail.com a mx -a
SOA1ns1.stackdns.com hostmaster.stackdns.com

Analysis

Hierarchy

semt.co.uk is a parent of mailserver.semt.co.uk and www.semt.co.uk.

IP Addresses

semt.co.uk points to two IP numbers: 2a07:7800::200 and 185.151.30.200.

Other host names such as nurich.com.au, www.johnholloway.com.mx, c2c-guide.co.uk, aphrsolutions.co.uk and www.gtx.com share IPs with semt.co.uk.

Name Servers

semt.co.uk is delegated to four name servers: ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.

semt.co.uk at least partially shares name servers with other domains, for instance alphasignsystems.com, futureview.org.uk, ezcreditrepairsolutions.com, spiritsound.net and taxal.co.uk.

Host names with one IP number:

ns1.stackdns.com points to 35.197.225.59.

ns2.stackdns.com points to 146.148.28.88.

ns3.stackdns.com points to 35.198.79.191.

ns4.stackdns.com points to 104.196.137.209.

Mail Servers

semt.co.uk is handled by a single mail server, mx.stackmail.com.

The mail server setup for semt.co.uk matches that of other domains, for instance fcms.biz, styleguide-humphreys-corner.com, ajdc.co.uk, paleoteamup.com and samirons.com.

mx.stackmail.com points to a single IP: 185.151.28.67.