4.co.uk - robtex.com
4.co.uk
co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.nic.uk ⭐ ⚠️ Not in parent delegation | ||||||
| NS | dns2.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns3.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns4.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsa.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsb.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsc.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsd.nic.uk ⚠️ Not in parent delegation | ||||||
| SOA | dns1.nic.ukhostmaster@nominet.org.uk serial=1777522587 | ||||||
rank #13731 in the tld
WOT: SAFE (74/100)
Same first word
DNS History
8 records (7 active, 1 former)
●NSns-1438.awsdns-51.org2015-05-17 → 2026-04-30 · 2 obs
● 2026-04-30 04:41:50
●NSns-1575.awsdns-04.co.uk2015-05-17 → 2026-04-30 · 2 obs
● 2026-04-30 04:41:50
●NSns-242.awsdns-30.com2015-05-17 → 2026-04-30 · 2 obs
● 2026-04-30 04:41:50
●NSns-831.awsdns-39.net2015-05-17 → 2026-04-30 · 2 obs
● 2026-04-30 04:41:50
●MXsmtp.google.com2026-04-29 → 2026-04-30 · 2 obs
● 2026-04-30 04:41:50
○A185.28.202.302015-05-17 → 2016-11-23 · 4 obs
● 2016-11-23 06:14:50
○ 2026-04-29 08:32:36
○ 2026-04-30 04:41:50
●A52.17.32.1102026-04-29 → 2026-04-30 · 3 obs
● 2026-04-29 08:32:36
● 2026-04-30 04:41:50
●A52.211.175.1122026-04-29 → 2026-04-30 · 3 obs
● 2026-04-29 08:32:36
● 2026-04-30 04:41:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk... | - |
| 4.co.uk | ns-242.awsdns-30.com, ns-831.awsdns-39.net, ns-1438.awsdns-51.org, ns-1575.awsdns-04.co.uk | - |
✅ Authoritative Response
Server:205.251.195.63
NS records: ns-242.awsdns-30.com, ns-831.awsdns-39.net, ns-1438.awsdns-51.org, ns-1575.awsdns-04.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4.co.uk (unsigned zone)
⏱️ Timing
Total: 544ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 52.211.175.112, 52.17.32.110 |
| NS | 4 | ns-1438.awsdns-51.org, ns-1575.awsdns-04.co.uk... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | google-site-verification=ND8RjgXwkYfoV44 |
| SOA | 1 | ns-1575.awsdns-04.co.uk hostmaster.chann |
Analysis
IP Addresses
4.co.uk points to two IP numbers: 52.17.32.110 and 52.211.175.112.
Other host names such as redirect-service-884508611.eu-west-1.elb.amazonaws.com, channel4.com, walterpresents.com, empireschildren.co.uk and filmfourproductions.com share IPs with 4.co.uk.
Name Servers
4.co.uk is delegated to four name servers: ns-242.awsdns-30.com, ns-831.awsdns-39.net, ns-1438.awsdns-51.org and ns-1575.awsdns-04.co.uk.
4.co.uk at least partially shares name servers with other domains, for instance doctorsim.reviews, d3qhhqm0w3soso.cloudfront.net, felix-data.com, populationhealthmanagementsystem.com and davidonium.com.
Host names with two IP numbers: ns-242.awsdns-30.com points to 2600:9000:5300:f200::1 and 205.251.192.242; ns-831.awsdns-39.net points to 2600:9000:5303:3f00::1 and 205.251.195.63; ns-1438.awsdns-51.org points to 2600:9000:5305:9e00::1 and 205.251.197.158; ns-1575.awsdns-04.co.uk points to 2600:9000:5306:2700::1 and 205.251.198.39.
Mail Servers
4.co.uk is handled by a single mail server, smtp.google.com.
The mail server setup for 4.co.uk matches that of other domains, for instance hlscupid.com, 1-3-3-1.com, professor-net.org, tophotshots.com and jordanrivercommission.gov.
4.co.uk shares at least partially some mail servers with other domains, including pensero.ai, fatannies.com, zeusnetwork.xyz, stefanova.eu and ysseglobal.org.
these mail servers are often used together with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c07::1a, 2607:f8b0:4004:c07::1b, 2607:f8b0:4004:c17::1b, 2607:f8b0:4004:c1f::1b, 142.251.16.27, 142.251.179.26, 142.251.179.27, 172.253.62.26 and 172.253.62.27.