c4cpu.co.uk - robtex.com

c4cpu.co.uk

DNSSEC⚠️ Not signed
A217.40.96.197🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service
PTRremote.c4cpu.co.uk
NSns1.meganameservers.eu ⭐
A2a01:7f60:1000:2::10🇨🇦 INFB-AS91152a01:7f60::/32 Internet Names For Business
PTRns1.meganameservers.eu
A91.136.8.241🇨🇦 INFB-AS911591.136.0.0/17 Internet Names For Business
PTRns1.meganameservers.eu
NSns2.meganameservers.eu
A2a01:7f60:9980:1::10🇨🇦 INFB-AS91152a01:7f60::/32 Internet Names For Business
PTRns2.meganameservers.eu
A91.136.7.21🇨🇦 INFB-AS911591.136.0.0/17 Internet Names For Business
PTRns2.meganameservers.eu
NSns3.meganameservers.eu
A2001:1810:4000:7::10🇨🇦 INFB2001:1810:4000::/35 619A Kumpf Drive Waterloo ON N2V 1K8 Canada
PTRns3.meganameservers.eu
A66.175.41.102🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada
PTRns3.meganameservers.eu
MXexchange.c4cpu.co.uk ⭐
A217.40.96.197🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service
PTRremote.c4cpu.co.uk
MXc4mercury.c4cpu.co.uk(2)
A217.40.96.197🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service
PTRremote.c4cpu.co.uk
MXexchange.c4multimedia.co.uk(3)
A217.40.96.195🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service
PTRremote.c4multimedia.co.uk
MXc4mercury.c4multimedia.co.uk(4)
A217.40.96.195🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service
PTRremote.c4multimedia.co.uk
MXmx1c51.megamailservers.com(10)
A91.136.8.162🇨🇦 INFB-AS911591.136.0.0/17 Internet Names For Business
PTRmx1c51.megamailservers.eu
MXmx2c51.megamailservers.eu(100)
A91.136.8.163🇨🇦 INFB-AS911591.136.0.0/17 Internet Names For Business
PTRmx2c51.megamailservers.eu
MXmx3c51.megamailservers.com(110)
A91.136.8.164🇨🇦 INFB-AS911591.136.0.0/17 Internet Names For Business
PTRmx3c51.megamailservers.eu
TXTvalue=_ld6h0s47v6oab2mwo668o7mkr6xephw
TXTv=spf1 mx a ip4:217.39.158.142/29 ip4:81.133.218.239 ip4:217.40.96.198/29 ~all
SOAns1.meganameservers.eupostmaster@meganameservers.eu 2026-03-09 #12

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=1774840591
rank #172621 globally
rank #13449 in the tld
WOT: SAFE (74/100)

Subdomains

exchange.c4cpu.co.uk
c4mercury.c4cpu.co.uk

Same first word

c4cpu.co.uk

Similar names

pcc4u.org
ccp4u.com
cpc4u.com

DNS History

21 records (11 active, 10 former)

20162017201820192020202120222023202420252026NSns1.meganameservers.euns2.meganameservers.euns3.meganameservers.euns0.netbenefit.co.ukns1.netbenefit.co.ukns1.speednames.comns2.speednames.comMXc4mercury.c4cpu.co.ukc4mercury.c4multimedia.co.ukexchange.c4cpu.co.ukexchange.c4multimedia.co.ukmx1c51.megamailservers.commx2c51.megamailservers.eumx3c51.megamailservers.commx1.netbenefit.co.ukmx2.netbenefit.co.ukmxa.speednames.commxb.speednames.comA217.40.96.197217.39.158.14166.155.19.139
○NSns0.netbenefit.co.uk2015-05-20 → 2015-10-15 · 4 obs
● 2015-05-20 11:56:20
● 2015-10-15 23:44:38
○ 2015-12-19 21:14:50
○ 2026-03-30 03:29:00
●NSns1.meganameservers.eu2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
○NSns1.netbenefit.co.uk2015-05-20 → 2015-10-15 · 4 obs
● 2015-05-20 11:56:20
● 2015-10-15 23:44:38
○ 2015-12-19 21:14:50
○ 2026-03-30 03:29:00
○NSns1.speednames.com2015-12-19 → 2017-03-23 · 5 obs
○ 2015-10-15 23:44:38
● 2015-12-19 21:14:50
● 2017-03-23 10:38:48
○ 2026-03-28 08:38:24
○ 2026-03-30 03:29:00
●NSns2.meganameservers.eu2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
○NSns2.speednames.com2015-12-19 → 2017-03-23 · 5 obs
○ 2015-10-15 23:44:38
● 2015-12-19 21:14:50
● 2017-03-23 10:38:48
○ 2026-03-28 08:38:24
○ 2026-03-30 03:29:00
●NSns3.meganameservers.eu2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
●MXc4mercury.c4cpu.co.uk2017-03-23 → 2026-03-30 · 3 obs
○ 2015-12-19 21:14:50
● 2017-03-23 10:38:48
● 2026-03-30 03:29:00
●MXc4mercury.c4multimedia.co.uk2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
●MXexchange.c4cpu.co.uk2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
●MXexchange.c4multimedia.co.uk2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
○MXmx1.netbenefit.co.uk2015-05-20 → 2015-10-15 · 4 obs
● 2015-05-20 11:56:20
● 2015-10-15 23:44:38
○ 2015-12-19 21:14:50
○ 2026-03-30 03:29:00
●MXmx1c51.megamailservers.com2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
○MXmx2.netbenefit.co.uk2015-05-20 → 2015-10-15 · 4 obs
● 2015-05-20 11:56:20
● 2015-10-15 23:44:38
○ 2015-12-19 21:14:50
○ 2026-03-30 03:29:00
●MXmx2c51.megamailservers.eu2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
●MXmx3c51.megamailservers.com2026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
○MXmxa.speednames.com2015-12-19 → 2017-03-23 · 5 obs
○ 2015-10-15 23:44:38
● 2015-12-19 21:14:50
● 2017-03-23 10:38:48
○ 2026-03-28 08:38:24
○ 2026-03-30 03:29:00
○MXmxb.speednames.com2015-12-19 → 2017-03-23 · 5 obs
○ 2015-10-15 23:44:38
● 2015-12-19 21:14:50
● 2017-03-23 10:38:48
○ 2026-03-28 08:38:24
○ 2026-03-30 03:29:00
○A217.39.158.1412017-03-23 → 2017-03-23 · 4 obs
○ 2016-04-01 02:41:30
● 2017-03-23 10:38:48
○ 2026-03-28 08:38:24
○ 2026-03-30 03:29:00
●A217.40.96.1972026-03-28 → 2026-03-30 · 3 obs
○ 2017-03-23 10:38:48
● 2026-03-28 08:38:24
● 2026-03-30 03:29:00
○A66.155.19.1392015-05-20 → 2016-04-01 · 4 obs
● 2015-05-20 11:56:20
● 2016-04-01 02:41:30
○ 2017-03-23 10:38:48
○ 2026-03-30 03:29:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ukdns4.nic.uk, nsa.nic.uk, nsb.nic.uk, nsc.nic.uk...-
c4cpu.co.ukns1.meganameservers.eu, ns2.meganameservers.eu, ns3.meganameservers.eu-

✅ Authoritative Response

Server:91.136.7.21

NS records: ns1.meganameservers.eu, ns2.meganameservers.eu, ns3.meganameservers.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c4cpu.co.uk (unsigned zone)

⏱️ Timing

Total: 886ms | Queries: -

📄 Records

TypeCountSample Data
A1217.40.96.197
NS3ns2.meganameservers.eu, ns3.meganameservers.eu...
MX7mx1c51.megamailservers.com (pri: 10), c4mercury.c4multimedia.co.uk (pri: 4)...
TXT2value=_ld6h0s47v6oab2mwo668o7mkr6xephw, v=spf1 mx a ip4:217.39.158.142/29 ip4:81
SOA1ns1.meganameservers.eu postmaster.megana

Analysis

Hierarchy

c4cpu.co.uk is parent of exchange.c4cpu.co.uk and c4mercury.c4cpu.co.uk.

IP Addresses

c4cpu.co.uk points to a single IP number: 217.40.96.197.

Other host names like exchange.c4cpu.co.uk and c4mercury.c4cpu.co.uk share IP numbers with c4cpu.co.uk.

Name Servers

c4cpu.co.uk is delegated to three name servers: ns1.meganameservers.eu, ns2.meganameservers.eu and ns3.meganameservers.eu.

c4cpu.co.uk at least partially shares name servers with other domains, for instance damon.ro, citybroadband.biz, bigtalent.co.uk, paulgoldney.com and digitalvega.com.

These name servers are often used with ns1.mydomain.ro and ns2.mydomain.ro.

Host names with two IP numbers:

Host ns1.meganameservers.eu points to 2a01:7f60:1000:2::10 and 91.136.8.241.

Host ns2.meganameservers.eu points to 2a01:7f60:9980:1::10 and 91.136.7.21.

Host ns3.meganameservers.eu points to 2001:1810:4000:7::10 and 66.175.41.102.

Mail Servers

c4cpu.co.uk is handled by seven mail servers: mx1c51.megamailservers.com, mx3c51.megamailservers.com, mx2c51.megamailservers.eu, c4mercury.c4cpu.co.uk, exchange.c4cpu.co.uk, c4mercury.c4multimedia.co.uk and exchange.c4multimedia.co.uk.

c4cpu.co.uk shares mail servers with other domains at least partially, including spiritlink.co.uk, cablegrips.com, ecurves.net, rhhonline.com and artistryinmotion.co.uk.

these mail servers are often used with the mail servers mx4c51.megamailservers.eu, mx1c51.megamailservers.eu, mx3c51.megamailservers.eu and mx4c51.megamailservers.com.

Host names with a single IP:

mx1c51.megamailservers.com points to: 91.136.8.162.

mx3c51.megamailservers.com points to: 91.136.8.164.

mx2c51.megamailservers.eu points to: 91.136.8.163.

c4mercury.c4cpu.co.uk points to: 217.40.96.197.

exchange.c4cpu.co.uk points to: 217.40.96.197.

c4mercury.c4multimedia.co.uk points to: 217.40.96.195.

exchange.c4multimedia.co.uk points to: 217.40.96.195.

Host names pointing to 217.40.96.197: c4mercury.c4cpu.co.uk and exchange.c4cpu.co.uk.

Host names pointing to 217.40.96.195: c4mercury.c4multimedia.co.uk and exchange.c4multimedia.co.uk.