colc.ac.uk - robtex.com

colc.ac.uk

DNSSEC⚠️ Not signed
A213.171.195.105🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd
PTRmail.domain-holding.co.uk
NSns1.livedns.co.uk ⭐
A2001:8d8:fe:53:fa::1🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1.slndns.co.uk
A217.160.81.244🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1.livedns.co.uk
NSns2.livedns.co.uk
A2001:8d8:fe:53:fa::2🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns2.slndns.co.uk
A217.160.82.244🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns2.livedns.co.uk
NSns3.livedns.co.uk
A2607:f1c0:fe:53:185:132:35:244🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns3.livedns.co.uk
A185.132.35.244🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns3.livedns.co.uk
MXcolc-ac-uk.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::1🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00401.inbound.protection.outlook.com
A2a01:111:f403:ca04::9🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca04::b🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-dbbpr03cu00103.inbound.protection.outlook.com
A2a01:111:f403:ca09::5🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am1pr04cu00105.inbound.protection.outlook.com
A52.101.68.10🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dbbpr03cu00102.inbound.protection.outlook.com
A52.101.73.1🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A52.101.73.2🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as9pr07cu00302.inbound.protection.outlook.com
A52.101.73.19🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as8pr04cu00803.inbound.protection.outlook.com
TXTapple-domain-verification=sF8uhdyILVLlO1Vo
TXTMS=ms87447436
TXTautodesk-domain-verification=1L49rgMsAqqe_GGavC1U
TXTv=spf1 include:spf.protection.outlook.com include:spf.fusemail.net -all
SOAns1.livedns.co.ukadmin@colc.ac.uk serial=1566464245

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.netdns@ops.jisc.ac.uk 2026-06-06 #81
WOT: SAFE (79/100)

Same first word

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colc.cl
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colc.com.co
colc.org
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colc.info
colc.nl
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colc.io
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Similar names

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clco.com.tw
cclo.cn
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cloc.net
oclc.com.au
cocl.info
cocl.cc
lcco.co
oclc.ca
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lcco.org
ccol.com
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cclo.info
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oclc.net
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lcco.de
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oclc.info
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olcc.nl
cloc.com.au
cocl.com.cn
locc.kr
oclc.be
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lcoc.org
cloc.info
locc.la

DNS History

5 records (5 active, 0 former)

NSns1.livedns.co.ukns2.livedns.co.ukns3.livedns.co.ukMXcolc-ac-uk.mail.protection.outlook.comA213.171.195.105
●NSns1.livedns.co.uk2026-07-31 → 2026-08-07 · 2 obs
● 2026-07-31 14:59:26
● 2026-08-07 03:55:48
●NSns2.livedns.co.uk2026-07-31 → 2026-08-07 · 2 obs
● 2026-07-31 14:59:26
● 2026-08-07 03:55:48
●NSns3.livedns.co.uk2026-07-31 → 2026-08-07 · 2 obs
● 2026-07-31 14:59:26
● 2026-08-07 03:55:48
●MXcolc-ac-uk.mail.protection.outlook.com2026-07-31 → 2026-08-07 · 2 obs
● 2026-07-31 14:59:26
● 2026-08-07 03:55:48
●A213.171.195.1052026-07-31 → 2026-08-07 · 2 obs
● 2026-07-31 14:59:26
● 2026-08-07 03:55:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...-
ac.ukns0.ja.net, ns1.surfnet.nl, ns2.ja.net, ns3.ja.net...-
colc.ac.ukns3.livedns.co.uk, ns2.livedns.co.uk, ns1.livedns.co.uk-

✅ Authoritative Response

Server:217.160.82.244

NS records: ns3.livedns.co.uk, ns2.livedns.co.uk, ns1.livedns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1106ms | Queries: -

📄 Records

TypeCountSample Data
A1213.171.195.105
NS3ns1.livedns.co.uk, ns3.livedns.co.uk...
MX1colc-ac-uk.mail.protection.outlook.com (
TXT4apple-domain-verification=sF8uhdyILVLlO1, autodesk-domain-verification=1L49rgMsAqq...
SOA1ns1.livedns.co.uk admin.colc.ac.uk

Analysis

IP Addresses

colc.ac.uk has exactly one IP address — 213.171.195.105.

suffolkequestrianfencing.com, godalming.co.uk, dejaaudio.com plus two other host names have IP numbers in common with colc.ac.uk.

Name Servers

colc.ac.uk is delegated to three name servers: ns1.livedns.co.uk, ns2.livedns.co.uk and ns3.livedns.co.uk.

There is at least partial name server overlap between colc.ac.uk and other domains — redhillcarrental.com, patchell.biz, yorkcastlemuseum.org.uk and two more among them.

These name servers frequently co-occur with the name servers ns1.fast-hosts.org and ns2.fast-hosts.org.

ns1.livedns.co.uk, ns2.livedns.co.uk and ns3.livedns.co.uk each resolve to two IP addresses: ns1.livedns.co.uk resolves to 217.160.81.244 and 2001:8d8:fe:53:fa::1; ns2.livedns.co.uk resolves to 217.160.82.244 and 2001:8d8:fe:53:fa::2; ns3.livedns.co.uk resolves to 185.132.35.244 and 2607:f1c0:fe:53:185:132:35:244.

Mail Servers

colc.ac.uk uses one mail server — colc-ac-uk.mail.protection.outlook.com.

colc-ac-uk.mail.protection.outlook.com has 8 IP addresses: 52.101.68.10, 52.101.73.1, 52.101.73.2 plus 5 more.