c4cb.co.uk - robtex.com

c4cb.co.uk

DNSSEC⚠️ Not signed
A103.168.172.37🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRwww.messagingengine.com
A103.168.172.52🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
NSns1.messagingengine.com ⭐
A162.159.24.178Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.messagingengine.com
NSns2.messagingengine.com
A162.159.25.191Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.messagingengine.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com ?all
SOAns1.messagingengine.compostmaster@messagingengine.com 2026-05-04 #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=1778370930
rank #167423 globally
rank #13674 in the tld
WOT: SAFE (74/100)

Subdomains

mail.c4cb.co.uk

Same first word

c4cb.com
c4cb.co.uk

Similar names

4cbc.org
c4bc.com
4cbc.com
b4cc.com
c4bc.gob.mx
ccb4.cn
bc4c.com
cb4c.com
cbc4.com
4bcc.com
ccb4.com
cbc4.ca
4cbc.eu

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSns1.messagingengine.comns2.messagingengine.comns1.dreamhost.comns2.dreamhost.comns3.dreamhost.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.commx1.sub5.homie.mail.dreamhost.commx2.sub5.homie.mail.dreamhost.comvade-in1.mail.dreamhost.comvade-in2.mail.dreamhost.comA103.168.172.37103.168.172.52208.113.168.34
○NSns1.dreamhost.com2015-06-23 → 2017-02-08 · 4 obs
● 2015-06-23 12:39:18
● 2017-02-08 05:53:22
○ 2026-05-05 04:49:08
○ 2026-05-10 00:15:20
●NSns1.messagingengine.com2026-05-05 → 2026-05-10 · 3 obs
○ 2017-02-08 05:53:22
● 2026-05-05 04:49:08
● 2026-05-10 00:15:20
○NSns2.dreamhost.com2015-06-23 → 2017-02-08 · 4 obs
● 2015-06-23 12:39:18
● 2017-02-08 05:53:22
○ 2026-05-05 04:49:08
○ 2026-05-10 00:15:20
●NSns2.messagingengine.com2026-05-05 → 2026-05-10 · 3 obs
○ 2017-02-08 05:53:22
● 2026-05-05 04:49:08
● 2026-05-10 00:15:20
○NSns3.dreamhost.com2015-06-23 → 2017-02-08 · 4 obs
● 2015-06-23 12:39:18
● 2017-02-08 05:53:22
○ 2026-05-05 04:49:08
○ 2026-05-10 00:15:20
●MXin1-smtp.messagingengine.com2026-05-05 → 2026-05-10 · 3 obs
○ 2017-02-08 05:53:22
● 2026-05-05 04:49:08
● 2026-05-10 00:15:20
●MXin2-smtp.messagingengine.com2026-05-05 → 2026-05-10 · 3 obs
○ 2017-02-08 05:53:22
● 2026-05-05 04:49:08
● 2026-05-10 00:15:20
○MXmx1.sub5.homie.mail.dreamhost.com2015-06-23 → 2016-05-11 · 4 obs
● 2015-06-23 12:39:18
● 2016-05-11 05:32:18
○ 2017-02-08 05:53:22
○ 2026-05-10 00:15:20
○MXmx2.sub5.homie.mail.dreamhost.com2015-06-23 → 2016-05-11 · 4 obs
● 2015-06-23 12:39:18
● 2016-05-11 05:32:18
○ 2017-02-08 05:53:22
○ 2026-05-10 00:15:20
○MXvade-in1.mail.dreamhost.com2017-02-08 → 2017-02-08 · 4 obs
○ 2016-05-11 05:32:18
● 2017-02-08 05:53:22
○ 2026-05-05 04:49:08
○ 2026-05-10 00:15:20
○MXvade-in2.mail.dreamhost.com2017-02-08 → 2017-02-08 · 4 obs
○ 2016-05-11 05:32:18
● 2017-02-08 05:53:22
○ 2026-05-05 04:49:08
○ 2026-05-10 00:15:20
●A103.168.172.372026-05-05 → 2026-05-10 · 3 obs
○ 2017-02-08 05:53:22
● 2026-05-05 04:49:08
● 2026-05-10 00:15:20
●A103.168.172.522026-05-05 → 2026-05-10 · 3 obs
○ 2017-02-08 05:53:22
● 2026-05-05 04:49:08
● 2026-05-10 00:15:20
○A208.113.168.342015-06-23 → 2017-02-08 · 4 obs
● 2015-06-23 12:39:18
● 2017-02-08 05:53:22
○ 2026-05-05 04:49:08
○ 2026-05-10 00:15:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...-
c4cb.co.ukns1.messagingengine.com, ns2.messagingengine.com-

✅ Authoritative Response

Server:162.159.25.191

NS records: ns1.messagingengine.com, ns2.messagingengine.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c4cb.co.uk (unsigned zone)

⏱️ Timing

Total: 612ms | Queries: -

📄 Records

TypeCountSample Data
A2103.168.172.37, 103.168.172.52
NS2ns1.messagingengine.com, ns2.messagingengine.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
SOA1ns1.messagingengine.com postmaster.messa

Analysis

Hierarchy

c4cb.co.uk is the parent of mail.c4cb.co.uk.

IP Addresses

c4cb.co.uk resolves to two IP numbers: 103.168.172.37 and 103.168.172.52.

other host names including baldwint.com, clementmarie.org, hg42.net, purrnet.com and amerient.com.tw share IP numbers with c4cb.co.uk.

Name Servers

c4cb.co.uk is delegated to two name servers ns1.messagingengine.com and ns2.messagingengine.com.

c4cb.co.uk shares the same name server setup as other domains, for instance pintday.org, maronites.net, ritaherzog.ch, squargle.com and nullmail.org.

c4cb.co.uk shares at least some name servers with other domains, for example fmhosted.com, sandhaus.com and jumpandjamli.com.

Host names with one IP number:

ns1.messagingengine.com points to 162.159.24.178

ns2.messagingengine.com points to 162.159.25.191

Mail Servers

Two mail servers handle c4cb.co.uk: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

c4cb.co.uk shares the same mail server setup as other domains, for instance hashman.ca, avnereisenberg.com, donkin.org, dfsites.com and nlsrecords.net.

Host names with eight IPs:

in1-smtp.messagingengine.com points to 103.168.172.216103.168.172.217103.168.172.218103.168.172.219103.168.172.220103.168.172.221103.168.172.222 and 103.168.172.223.

Host names with four IPs:

in2-smtp.messagingengine.com points to 202.12.124.216202.12.124.217202.12.124.218 and 202.12.124.219.