decoder.co.uk - dns.ninja
decoder.co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 79.170.44.121🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | web121.extendcp.co.uk | ||||||
| NS | ns2.heartinternet.uk ⭐ | ||||||
| A | 79.170.43.3🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | ns2.mainnameserver.com | ||||||
| NS | ns.heartinternet.uk | ||||||
| A | 79.170.40.2🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | ns1.mainnameserver.com | ||||||
| MX | mail.decoder.co.uk ⭐ | ||||||
| A | 79.170.40.142🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | mail142.extendcp.co.uk | ||||||
| TXT | v=spf1 include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i... | ||||||
| TXT | google-site-verification=ClZZsS_s9YFAjaDSBJ-ta47jH98KcyOmlFBUcjNmS6c | ||||||
| SOA | ns.heartinternet.ukhostmaster@mainnameserver.com 2025-01-13 #62 | ||||||
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=1785473708 | ||||||
rank #3502 in the tld
WOT: SAFE (74/100)
Subdomains
mail.decoder.co.uk |
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSns.heartinternet.co.uk2015-08-02 → 2017-03-17 · 4 obs
● 2017-03-17 04:37:04
○ 2026-02-14 16:40:04
○ 2026-07-31 05:17:42
●NSns.heartinternet.uk2026-02-14 → 2026-07-31 · 3 obs
● 2026-02-14 16:40:04
● 2026-07-31 05:17:42
○NSns2.heartinternet.co.uk2015-08-02 → 2017-03-17 · 4 obs
● 2017-03-17 04:37:04
○ 2026-02-14 16:40:04
○ 2026-07-31 05:17:42
●NSns2.heartinternet.uk2026-02-14 → 2026-07-31 · 3 obs
● 2026-02-14 16:40:04
● 2026-07-31 05:17:42
●MXmail.decoder.co.uk2015-08-02 → 2026-07-31 · 2 obs
● 2026-07-31 05:17:42
●A79.170.44.1212015-08-02 → 2026-07-31 · 2 obs
● 2026-07-31 05:17:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk... | - |
| decoder.co.uk | ns.heartinternet.uk, ns2.heartinternet.uk | - |
✅ Authoritative Response
Server:79.170.43.3
NS records: ns.heartinternet.uk, ns2.heartinternet.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for decoder.co.uk (unsigned zone)
⏱️ Timing
Total: 428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 79.170.44.121 |
| NS | 2 | ns2.heartinternet.uk, ns.heartinternet.uk |
| MX | 1 | mail.decoder.co.uk (pri: 10) |
| TXT | 2 | v=spf1 include:secureserver.net exists:%, google-site-verification=ClZZsS_s9YFAjaD |
| SOA | 1 | ns.heartinternet.uk hostmaster.mainnames |
Analysis
Hierarchy
decoder.co.uk is the parent zone for mail.decoder.co.uk.
IP Addresses
decoder.co.uk resolves to one IP address: 79.170.44.121.
inmoalhaurinelgrande.com, eurogranvia.com, carrickhousepublishing.com and two other host names share IP numbers with decoder.co.uk.
Name Servers
decoder.co.uk is served by two delegated name servers, ns2.heartinternet.uk and ns.heartinternet.uk.
decoder.co.uk uses the same name servers as several other domains — among them djkey.co.uk, mqtec.com, designasylum.com and two more.
Some of decoder.co.uk's name servers are also used by other domains, including whickhamjewellers.co.uk, dragonhouse.co.uk, dartfordflorist.com and sgsoc.com.
These name servers are regularly seen alongside ns2.mainnameserver.com and ns1.mainnameserver.com as name servers.
ns2.heartinternet.uk resolves to 79.170.43.3. ns.heartinternet.uk resolves to 79.170.40.2. Both host names point to a single IP number.
Mail Servers
Mail for decoder.co.uk is handled by a single mail server, mail.decoder.co.uk.
There is one IP number for mail.decoder.co.uk: 79.170.40.142.