zero21.co.uk - robtex.com
zero21.co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.8.66.1🇬🇧 CLARANET-AS195.8.64.0/19 CLARA-AGG0 | ||||||
| PTR | bed-11.uk.clara.net | ||||||
| NS | ns0.clara.net ⭐ | ||||||
| A | 2001:67c:1088::10🇨🇭 CLARANET-AS2001:67c:1088::/47 EU-CLARADNS | ||||||
| PTR | ns0.clara.net | ||||||
| A | 185.77.72.10🇬🇧 CLARANET-AS185.77.72.0/23 EU-CLARADNS | ||||||
| PTR | ns0.clara.net | ||||||
| NS | ns1.clara.net | ||||||
| A | 2001:67c:1088::11🇨🇭 CLARANET-AS2001:67c:1088::/47 EU-CLARADNS | ||||||
| PTR | ns1.clara.net | ||||||
| A | 185.77.72.11🇬🇧 CLARANET-AS185.77.72.0/23 EU-CLARADNS | ||||||
| PTR | ns1.clara.net | ||||||
| NS | ns2.clara.net | ||||||
| A | 2001:a88:0:fffa::3🇬🇧 CLARANET-AS2001:a88::/32 CLARA-IPV6-AGG1 | ||||||
| PTR | ns2.clara.net | ||||||
| A | 195.245.201.35🇬🇧 CLARANET-AS195.245.201.0/24 CLARANEWS | ||||||
| PTR | ns2.clara.net | ||||||
| MX | mx-vh.clara.net ⭐ | ||||||
| A | 80.168.44.10🇬🇧 CLARANET-AS80.168.0.0/16 CLARA-AGG5 | ||||||
| PTR | mx-vh.clara.net | ||||||
| TXT | v=spf1 include:spf-claramail.mail.eu.clara.net ~all | ||||||
| SOA | ns0.clara.nethostmaster@clara.net 2024-02-16 #13 | ||||||
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=1776068679 | ||||||
rank #13133 in the tld
WOT: SAFE (74/100)
Subdomains
mail2.zero21.co.uk |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSns2.clara.net2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 23:43:40
● 2026-04-13 08:26:58
○MXmail.zero21.co.uk2015-05-29 → 2017-04-20 · 4 obs
● 2017-04-20 21:57:10
○ 2026-04-10 23:43:40
○ 2026-04-13 08:26:58
○MXmail2.zero21.co.uk2015-05-29 → 2017-04-20 · 4 obs
● 2017-04-20 21:57:10
○ 2026-04-10 23:43:40
○ 2026-04-13 08:26:58
●MXmx-vh.clara.net2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 23:43:40
● 2026-04-13 08:26:58
○MXzero21-co-uk.mail.protection.outlook.com2015-05-29 → 2017-04-20 · 4 obs
● 2017-04-20 21:57:10
○ 2026-04-10 23:43:40
○ 2026-04-13 08:26:58
○A176.32.230.272015-05-29 → 2017-04-20 · 4 obs
● 2017-04-20 21:57:10
○ 2026-04-10 23:43:40
○ 2026-04-13 08:26:58
●A195.8.66.12026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 23:43:40
● 2026-04-13 08:26:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | dns1.nic.uk, dns3.nic.uk, nsc.nic.uk, nsa.nic.uk... | - |
| zero21.co.uk | ns1.clara.net, ns2.clara.net, ns0.clara.net | - |
✅ Authoritative Response
Server:185.77.72.10
NS records: ns1.clara.net, ns2.clara.net, ns0.clara.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zero21.co.uk (unsigned zone)
⏱️ Timing
Total: 973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.8.66.1 |
| NS | 3 | ns0.clara.net, ns2.clara.net... |
| MX | 1 | mx-vh.clara.net (pri: 5) |
| TXT | 1 | v=spf1 include:spf-claramail.mail.eu.cla |
| SOA | 1 | ns0.clara.net hostmaster.clara.net |
Analysis
Hierarchy
zero21.co.uk is a parent of mail2.zero21.co.uk.
IP Addresses
zero21.co.uk points to a single IP address: 195.8.66.1.
Other host names such as gbfd.co.uk, gen2training.co.uk, mail.fairholmegrp.com, sedghi.com and sportiva.co.uk share IP numbers with zero21.co.uk.
Name Servers
zero21.co.uk is delegated to three name servers: ns0.clara.net, ns1.clara.net and ns2.clara.net.
At least part of the name servers for zero21.co.uk are shared with other domains, for instance pepcom.co.uk, d.0.0.0.1.0.0.0.0.3.8.0.2.0.a.2.ip6.arpa, nacfbleads.com, wordshark.co.uk and 214.171.81.in-addr.arpa.
These name servers are commonly used together with the name servers ns0.claranet.com, ns2.claranet.com, ns1.claranet.com, dns0.star.co.uk, dns1.star.co.uk and ns0.dircon.co.uk.
Host names with two IP numbers:
ns0.clara.net points to 2001:67c:1088::10 and 185.77.72.10
ns1.clara.net points to 2001:67c:1088::11 and 185.77.72.11
ns2.clara.net points to 2001:a88:0:fffa::3 and 195.245.201.35
Mail Servers
The mail server for zero21.co.uk is mx-vh.clara.net.
zero21.co.uk uses the same mail server setup as other domains, for instance webmail.clara.co.uk, pepcom.co.uk, sportingworld.co.uk, hberlioz.com and ramsdale.org.
zero21.co.uk shares at least some mail servers with other domains, for example peterwr.claranet.co.uk, kingsfieldconsulting.com, zooid.co.uk, hire-it.com and advent331.claranet.co.uk.
these mail servers are often used together with mailspool.clara.net and mailspool2.clara.net.
Host mx-vh.clara.net points to IP 80.168.44.10.