dcotools.org - dns.ninja
dcotools.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 176.32.230.3🇬🇧 GD-EMEA-DC-LD5176.32.224.0/21 Heart Internet Limited | ||||||
| PTR | web3.extendcp.co.uk | ||||||
| NS | ns1.mainnameserver.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 79.170.40.2🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | ns1.mainnameserver.com | ||||||
| NS | ns.mainnameserver.com | ||||||
| A | 79.170.40.2🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | ns1.mainnameserver.com | ||||||
| NS | ns2.mainnameserver.com ⚠️ Not in zone NS records | ||||||
| A | 79.170.43.3🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | ns2.mainnameserver.com | ||||||
| MX | mail.dcotools.org ⭐ | ||||||
| A | 79.170.44.57🇬🇧 GD-EMEA-DC-LD579.170.40.0/21 Heart Internet Limited | ||||||
| PTR | mail57.extendcp.co.uk | ||||||
| SOA | ns.mainnameserver.comhostmaster@mainnameserver.com 2012-10-13 #67 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1784182530 | ||||||
Subdomains
mail.dcotools.org |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.mainnameserver.com2015-06-15 → 2026-07-16 · 2 obs
● 2026-07-16 06:54:00
●NSns1.mainnameserver.com2026-02-28 → 2026-07-16 · 3 obs
● 2026-02-28 08:20:36
● 2026-07-16 06:54:00
●NSns2.mainnameserver.com2015-06-15 → 2026-07-16 · 2 obs
● 2026-07-16 06:54:00
●MXmail.dcotools.org2015-06-15 → 2026-07-16 · 2 obs
● 2026-07-16 06:54:00
●A176.32.230.32015-06-15 → 2026-07-16 · 2 obs
● 2026-07-16 06:54:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| dcotools.org | ns1.mainnameserver.com, ns2.mainnameserver.com | - |
✅ Authoritative Response
Server:79.170.43.3
NS records: ns1.mainnameserver.com, ns2.mainnameserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dcotools.org (unsigned zone)
⏱️ Timing
Total: 619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.32.230.3 |
| NS | 2 | ns.mainnameserver.com, ns2.mainnameserver.com |
| MX | 1 | mail.dcotools.org (pri: 10) |
| SOA | 1 | ns.mainnameserver.com hostmaster.mainnam |
Analysis
Hierarchy
dcotools.org serves as the parent of mail.dcotools.org.
IP Addresses
dcotools.org resolves to one IP address: 176.32.230.3.
furnessgreen.com, spti.net, 24sevensupport.co.uk and two other host names share IP numbers with dcotools.org.
Name Servers
DNS for dcotools.org is handled by three authoritative name servers: ns1.mainnameserver.com, ns2.mainnameserver.com and ns.mainnameserver.com.
dcotools.org has at least partial name server overlap with other domains, such as malcolm-gray.com, post1999.com, 41.170.79.in-addr.arpa and two others.
It is common to find these name servers paired with the name servers ns2.heartinternet.co.uk, ns1.magnacom.co.uk, ns2.magnacom.co.uk and ns.heartinternet.co.uk.
Three hostnames, each with one IP address: ns1.mainnameserver.com points to 79.170.40.2, ns2.mainnameserver.com points to 79.170.43.3 and ns.mainnameserver.com points to 79.170.40.2. Note that ns1.mainnameserver.com and ns.mainnameserver.com share the same IP.
Host names pointing to 79.170.40.2 IP addresses: ns1.mainnameserver.com and ns.mainnameserver.com.
Mail Servers
Mail for dcotools.org is handled by a single mail server, mail.dcotools.org.
mail.dcotools.org has exactly one IP number: 79.170.44.57.