teachu.co.uk - robtex.com

teachu.co.uk

DNSSEC⚠️ Not signed
A3.33.130.190🇺🇸 Amazon3.33.128.0/20
PTRa2aa9ff50de748dbe.awsglobalaccelerator.com
A15.197.148.33🇺🇸 Amazon15.197.144.0/20
NSns47.domaincontrol.com ⭐
A2603:5:2172::18🇺🇸 GODADDY-DNS2603:5:2170::/44
PTRns47.domaincontrol.com
A97.74.103.24🇺🇸 GODADDY-DNS97.74.102.0/23
PTRns47.domaincontrol.com
NSns48.domaincontrol.com
A2603:5:2272::18🇺🇸 GODADDY-DNS2603:5:2270::/44
PTRns48.domaincontrol.com
A173.201.71.24🇺🇸 GODADDY-DNS173.201.70.0/23
PTRns48.domaincontrol.com
MXteachu-co-uk.mail.protection.outlook.com ⭐
A2a01:111:f403:ca0b::🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo2p265cu02300.inbound.protection.outlook.com
A2a01:111:f403:ca0b::1🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo3p265cu00301.inbound.protection.outlook.com
A2a01:111:f403:ca0b::2🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo0p265cu00202.inbound.protection.outlook.com
A2a01:111:f403:ca1a::🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-cwxp265cu00500.inbound.protection.outlook.com
A52.101.89.0🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo2p265cu02300.inbound.protection.outlook.com
A52.101.89.2🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo3p265cu00302.inbound.protection.outlook.com
A52.101.99.0🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cwxp265cu00600.inbound.protection.outlook.com
A52.101.99.2🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cwxp265cu00502.inbound.protection.outlook.com
TXTNETORGFT10202400.onmicrosoft.com
TXTv=spf1 include:secureserver.net -all
SOAns47.domaincontrol.comdns@jomax.net 2023-09-20 #0

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=1774752994
rank #175524 globally
rank #14258 in the tld
WOT: SAFE (74/100)

Same first word

teachu.com
teachu.co.uk
teachu.io

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DNS History

18 records (5 active, 13 former)

20162017201820192020202120222023202420252026NSns47.domaincontrol.comns48.domaincontrol.comns.123-reg.co.ukns1.livedns.co.ukns2.123-reg.co.ukns2.livedns.co.ukns3.livedns.co.ukMXteachu-co-uk.mail.protection.outlook.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailserver.teachu.co.ukA15.197.148.333.33.130.19046.32.240.3988.208.252.165
○NSns.123-reg.co.uk2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○NSns1.livedns.co.uk2015-06-06 → 2015-10-25 · 4 obs
● 2015-06-06 11:08:00
● 2015-10-25 12:02:08
○ 2016-01-23 17:19:48
○ 2026-03-29 03:23:38
○NSns2.123-reg.co.uk2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○NSns2.livedns.co.uk2015-06-06 → 2015-10-25 · 4 obs
● 2015-06-06 11:08:00
● 2015-10-25 12:02:08
○ 2016-01-23 17:19:48
○ 2026-03-29 03:23:38
○NSns3.livedns.co.uk2015-06-06 → 2015-10-25 · 4 obs
● 2015-06-06 11:08:00
● 2015-10-25 12:02:08
○ 2016-01-23 17:19:48
○ 2026-03-29 03:23:38
●NSns47.domaincontrol.com2026-03-26 → 2026-03-29 · 3 obs
○ 2017-05-19 08:45:14
● 2026-03-26 03:07:02
● 2026-03-29 03:23:38
●NSns48.domaincontrol.com2026-03-26 → 2026-03-29 · 3 obs
○ 2017-05-19 08:45:14
● 2026-03-26 03:07:02
● 2026-03-29 03:23:38
○MXalt1.aspmx.l.google.com2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○MXalt2.aspmx.l.google.com2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○MXalt3.aspmx.l.google.com2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○MXalt4.aspmx.l.google.com2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○MXaspmx.l.google.com2016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○MXmailserver.teachu.co.uk2015-06-06 → 2015-10-25 · 4 obs
● 2015-06-06 11:08:00
● 2015-10-25 12:02:08
○ 2016-01-23 17:19:48
○ 2026-03-29 03:23:38
●MXteachu-co-uk.mail.protection.outlook.com2026-03-26 → 2026-03-29 · 3 obs
○ 2017-05-19 08:45:14
● 2026-03-26 03:07:02
● 2026-03-29 03:23:38
●A15.197.148.332026-03-26 → 2026-03-29 · 3 obs
○ 2017-05-19 08:45:14
● 2026-03-26 03:07:02
● 2026-03-29 03:23:38
●A3.33.130.1902026-03-26 → 2026-03-29 · 3 obs
○ 2017-05-19 08:45:14
● 2026-03-26 03:07:02
● 2026-03-29 03:23:38
○A46.32.240.392016-12-30 → 2017-05-19 · 5 obs
○ 2016-01-23 17:19:48
● 2016-12-30 06:11:02
● 2017-05-19 08:45:14
○ 2026-03-26 03:07:02
○ 2026-03-29 03:23:38
○A88.208.252.1652015-06-06 → 2015-10-25 · 4 obs
● 2015-06-06 11:08:00
● 2015-10-25 12:02:08
○ 2016-01-23 17:19:48
○ 2026-03-29 03:23:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsd.nic.uk, nsa.nic.uk, dns4.nic.uk, nsc.nic.uk...-
teachu.co.ukns47.domaincontrol.com, ns48.domaincontrol.com-

✅ Authoritative Response

Server:97.74.103.24

NS records: ns47.domaincontrol.com, ns48.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1407ms | Queries: -

📄 Records

TypeCountSample Data
A23.33.130.190, 15.197.148.33
NS2ns47.domaincontrol.com, ns48.domaincontrol.com
MX1teachu-co-uk.mail.protection.outlook.com
TXT2NETORGFT10202400.onmicrosoft.com, v=spf1 include:secureserver.net -all
SOA1ns47.domaincontrol.com dns.jomax.net

Analysis

IP Addresses

teachu.co.uk resolves to two IP numbers: 3.33.130.190 and 15.197.148.33.

Other host names, for instance sea2sea.net, intratechmedical.com, xstreamlean.net, astrotech.org and scgande.com share IP numbers with teachu.co.uk.

Name Servers

teachu.co.uk has two name servers: ns47.domaincontrol.com and ns48.domaincontrol.com.

teachu.co.uk shares the same name server setup as other domains, for example andersonfutures.com, xlow.com, povster.com, yorkshireweblet.com and transvolcarga.com.

Host names with two IP numbers:

ns47.domaincontrol.com points to: 2603:5:2172::18 and 97.74.103.24; ns48.domaincontrol.com points to: 2603:5:2272::18 and 173.201.71.24.

Mail Servers

teachu.co.uk is handled by a single mail server, teachu-co-uk.mail.protection.outlook.com.

Host teachu-co-uk.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca0b::, 2a01:111:f403:ca0b::1, 2a01:111:f403:ca0b::2, 2a01:111:f403:ca1a::, 52.101.89.0, 52.101.89.2, 52.101.99.0 and 52.101.99.2.