crew.ac.uk - robtex.com

crew.ac.uk

DNSSEC⚠️ Not signed
A143.234.80.155🇬🇧 JANET143.234.0.0/16 SARI
PTRabhst01.hutton.ac.uk
NSns0.hutton.ac.uk ⭐
A143.234.80.150🇬🇧 JANET143.234.0.0/16 SARI
PTRns0.hutton.ac.uk
NSns1.hutton.ac.uk
A143.234.96.10🇬🇧 JANET143.234.0.0/16 SARI
PTRns1.hutton.ac.uk
NSns1.ja.net
A2001:630:0:44::e2🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom
PTRns1.ja.net
A194.81.227.226🇬🇧 JANET194.80.0.0/14 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom
MXcrew-ac-uk.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::10🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am3pr04cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca09::4🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:ca09::b🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A52.101.68.5🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-du2pr03cu00105.inbound.protection.outlook.com
A52.101.68.39🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db7pr03cu00607.inbound.protection.outlook.com
A52.101.73.19🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as8pr04cu00803.inbound.protection.outlook.com
A52.101.73.22🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am7pr05cu00106.inbound.protection.outlook.com
TXTB8448A8C-97FD-45C1-9FA5-9B4119E39794
TXTv=spf1 mx include:spf.protection.outlook.com ~all
TXTKJFUTr9oSqPW1ch/oEhrppUMDGPBHUDtRdgMG7qVC+TYpju5Nk72ry9J8QNaWNK5PQNwR3WJNKud2...
TXTMS=ms63622029
SOAns0.hutton.ac.ukwebmaster@hutton.ac.uk 2025-08-07 #0

ac.uk

DNSSEC🔒 Signed (DS record present)
NSns0.ja.net ⭐
NSauth03.ns.uu.net
NSdns-3.dfn.de
NSns1.surfnet.nl
NSns2.ja.net
NSns3.ja.net
NSns4.ja.net
SOAns0.ja.netoperations@ja.net 2026-03-26 #30
WOT: SAFE (79/100)

Subdomains

www.crew.ac.uk

Same first word

crew.cl
crew.it
crew.amsterdam
crew.id
crew.is
crew.com.pk
crew.com.pl
crew.ac.uk
crew.us
crew.kz
crew.ren
crew.net.au
crew.us.com
crew.at
crew.se
crew.ch
crew.nyc
crew.tw
crew.work
crew.be
crew.ne.jp
crew.hu
crew.la
crew.uk.com
crew.net
crew.network
crew.fitness
crew.promo
crew.im
crew.info
crew.com.ru
crew.cc
crew.fr
crew.fm
crew.org
crew.cz
crew.blogspot.com
crew.ca
crew.com.au
crew.net.nz
crew.no
crew.de
crew.com.tw
crew.events
crew.com.ua
crew.lk
crew.io
crew.in
crew.vn
crew.dk
crew.sg
crew.org.nz
crew.pink
crew.com.tr
crew.name
crew.gr
crew.idv.tw
crew.tv
crew.pro
crew.co
crew.scot
crew.jp
crew.sk
crew.lv
crew.ee
crew.com
crew.to
crew.uk.net
crew.me
crew.blue

Similar names

wcre.com
ecwr.net
cwer.hopto.org
werc.de
rcwe.com
wcre.de
rwec.org
recw.in
cwer.de
werc.wpmudev.host
cwer.ws
wrec.org.uk
cwer.ru
rewc.com
ewcr.com
wcer.org
wrce.com
wcre.com.au
recw.ac.in
rcwe.net
wrec.de
werc.co
werc.com
ecwr.org
wecr.org
recw.ch
werc.be
cwer.sytes.net
cwer.name
recw.com
werc.pl
werc.info
ewrc.de
werc.ca
crwe.de
wrec.coop
werc.com.br
ewcr.cn
wecr.net
cwre.com.cn
wrec.net
ewrc.org
wecr.cn
werc.cz
cewr.com.au
werc.org.uk
wrec.org
ewrc.cz
cwer.ddns.net
ercw.com
cwre.de
crwe.cn
wrec.com
rewc.de
cwre.co
werc.co.uk
rewc.cn
werc.net
crwe.com
wcre.co.nz

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns0.hutton.ac.ukns1.hutton.ac.ukns1.ja.netMXcrew-ac-uk.mail.protection.outlook.comeu-smtp-inbound-1.mimecast.comeu-smtp-inbound-2.mimecast.comA143.234.80.155143.234.94.233
●NSns0.hutton.ac.uk2015-06-14 → 2026-03-27 · 2 obs
● 2015-06-14 19:59:52
● 2026-03-27 21:52:38
●NSns1.hutton.ac.uk2015-06-14 → 2026-03-27 · 2 obs
● 2015-06-14 19:59:52
● 2026-03-27 21:52:38
●NSns1.ja.net2015-06-14 → 2026-03-27 · 2 obs
● 2015-06-14 19:59:52
● 2026-03-27 21:52:38
●MXcrew-ac-uk.mail.protection.outlook.com2026-03-17 → 2026-03-27 · 3 obs
○ 2017-06-05 22:04:14
● 2026-03-17 09:38:42
● 2026-03-27 21:52:38
○MXeu-smtp-inbound-1.mimecast.com2015-06-14 → 2017-06-05 · 4 obs
● 2015-06-14 19:59:52
● 2017-06-05 22:04:14
○ 2026-03-17 09:38:42
○ 2026-03-27 21:52:38
○MXeu-smtp-inbound-2.mimecast.com2015-06-14 → 2017-06-05 · 4 obs
● 2015-06-14 19:59:52
● 2017-06-05 22:04:14
○ 2026-03-17 09:38:42
○ 2026-03-27 21:52:38
●A143.234.80.1552026-03-17 → 2026-03-27 · 3 obs
○ 2017-06-05 22:04:14
● 2026-03-17 09:38:42
● 2026-03-27 21:52:38
○A143.234.94.2332015-06-14 → 2017-06-05 · 4 obs
● 2015-06-14 19:59:52
● 2017-06-05 22:04:14
○ 2026-03-17 09:38:42
○ 2026-03-27 21:52:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...-
ac.ukns3.ja.net, ns0.ja.net, auth03.ns.uu.net, dns-3.dfn.de...-
crew.ac.ukns1.hutton.ac.uk, ns1.ja.net, ns0.hutton.ac.uk2 records

✅ Authoritative Response

Server:194.81.227.226

NS records: ns1.hutton.ac.uk, ns1.ja.net, ns0.hutton.ac.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crew.ac.uk (unsigned zone)

⏱️ Timing

Total: 1180ms | Queries: -

📄 Records

TypeCountSample Data
A1143.234.80.155
NS3ns1.ja.net, ns0.hutton.ac.uk...
MX1crew-ac-uk.mail.protection.outlook.com (
TXT4B8448A8C-97FD-45C1-9FA5-9B4119E39794, MS=ms63622029...
SOA1ns0.hutton.ac.uk webmaster.hutton.ac.uk

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.hutton.ac.uk, ns0.hutton.ac.uk)

Analysis

Hierarchy

The parent of www.crew.ac.uk is crew.ac.uk.

IP Addresses

crew.ac.uk points to a single IP address: 143.234.80.155.

Other host names such as macaulaydevelopmenttrust.com, macaulaydevelopmenttrust.org, agroforestry.ac.uk, minersoc.org and macaulay.ac.uk share IPs with crew.ac.uk.

Name Servers

crew.ac.uk is delegated to three name servers: ns1.ja.net, ns0.hutton.ac.uk and ns1.hutton.ac.uk.

crew.ac.uk at least partially shares name servers with other domains, for example 224.53.143.in-addr.arpa, banff-buchan.ac.uk, 253.219.212.in-addr.arpa, buckingham.ac.uk and 156.53.143.in-addr.arpa.

these name servers are commonly used with the following name servers: ns3.ja.net, ns2.ja.net, ns4.ja.net, dns0.brad.ac.uk, dns1.brad.ac.uk, blox1.cen.brad.ac.uk, ns1.bolton365.net, ns2.bolton365.net, smi-edns01 and scsnms.switch.ch.

Host names with two IP numbers:

ns1.ja.net points to 2001:630:0:44::e2 and 194.81.227.226.

Host names with one IP number:

ns0.hutton.ac.uk points to 143.234.80.150.

ns1.hutton.ac.uk points to 143.234.96.10.

Mail Servers

The crew-ac-uk.mail.protection.outlook.com mail server handles crew.ac.uk.

crew-ac-uk.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::b, 52.101.68.5, 52.101.68.39, 52.101.73.19 and 52.101.73.22.