conceptcoder.org - dns.ninja
conceptcoder.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.142.34.175🇬🇧 CC-AS91.142.32.0/20 CC-UK-AGGREGATE | ||||||
| NS | ns0.nationalit.co.uk ⭐ | ||||||
| A | 91.142.34.210🇬🇧 CC-AS91.142.32.0/20 CC-UK-AGGREGATE | ||||||
| NS | ns1.nationalit.co.uk | ||||||
| A | 91.142.34.211🇬🇧 CC-AS91.142.32.0/20 CC-UK-AGGREGATE | ||||||
| MX | inbound.conceptcoders.net ⭐ | ||||||
| A | 91.142.34.212🇬🇧 CC-AS91.142.32.0/20 CC-UK-AGGREGATE | ||||||
| MX | mailbackup.conceptcoders.net(20) | ||||||
| A | 91.142.34.130🇬🇧 CC-AS91.142.32.0/20 CC-UK-AGGREGATE | ||||||
| MX | conceptcoder.org(30) | ||||||
| A | 91.142.34.175🇬🇧 CC-AS91.142.32.0/20 CC-UK-AGGREGATE | ||||||
| TXT | v=spf1 ip4:91.142.34.175 include:conceptcoders.net mx ~all | ||||||
| SOA | ns0.nationalit.co.ukchris@conceptcoders.com 2026-03-28 #5 | ||||||
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=1784243275 | ||||||
MX for
conceptcoder.org |
Same first word
conceptcoder.info |
conceptcoder.com |
conceptcoder.net |
conceptcoder.org |
Similar names
DNS History
12 records (6 active, 6 former)
○NShe001.conceptcoders.net2015-05-30 → 2021-10-28 · 4 obs
● 2021-10-28 01:57:04
○ 2026-02-16 07:33:06
○ 2026-07-16 23:28:16
○NSns0.conceptcoders.net2015-05-30 → 2021-10-28 · 4 obs
● 2021-10-28 01:57:04
○ 2026-02-16 07:33:06
○ 2026-07-16 23:28:16
●NSns0.nationalit.co.uk2026-02-16 → 2026-07-16 · 3 obs
● 2026-02-16 07:33:06
● 2026-07-16 23:28:16
○NSns1.conceptcoders.net2015-05-30 → 2021-10-28 · 4 obs
● 2021-10-28 01:57:04
○ 2026-02-16 07:33:06
○ 2026-07-16 23:28:16
●NSns1.nationalit.co.uk2026-02-16 → 2026-07-16 · 3 obs
● 2026-02-16 07:33:06
● 2026-07-16 23:28:16
○NSserver4.conceptcoders.net2015-05-30 → 2021-10-28 · 4 obs
● 2021-10-28 01:57:04
○ 2026-02-16 07:33:06
○ 2026-07-16 23:28:16
○NSserver6.conceptcoders.net2015-05-30 → 2021-10-28 · 5 obs
○ 2015-10-17 08:46:54
● 2021-10-28 01:57:04
○ 2026-02-16 07:33:06
○ 2026-07-16 23:28:16
○MXconceptcoder-org.mail.protection.outlook.com2015-05-30 → 2021-10-28 · 4 obs
● 2021-10-28 01:57:04
○ 2026-02-16 07:33:06
○ 2026-07-16 23:28:16
●MXconceptcoder.org2026-02-16 → 2026-07-16 · 3 obs
● 2026-02-16 07:33:06
● 2026-07-16 23:28:16
●MXinbound.conceptcoders.net2015-05-30 → 2026-07-16 · 2 obs
● 2026-07-16 23:28:16
●MXmailbackup.conceptcoders.net2015-05-30 → 2026-07-16 · 2 obs
● 2026-07-16 23:28:16
●A91.142.34.1752026-02-16 → 2026-07-16 · 2 obs
● 2026-07-16 23:28:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| conceptcoder.org | ns1.nationalit.co.uk, ns0.nationalit.co.uk | - |
✅ Authoritative Response
Server:91.142.34.210
NS records: ns1.nationalit.co.uk, ns0.nationalit.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for conceptcoder.org (unsigned zone)
⏱️ Timing
Total: 556ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.142.34.175 |
| NS | 2 | ns1.nationalit.co.uk, ns0.nationalit.co.uk |
| MX | 3 | conceptcoder.org (pri: 30), inbound.conceptcoders.net (pri: 10)... |
| TXT | 1 | v=spf1 ip4:91.142.34.175 include:concept |
| SOA | 1 | ns0.nationalit.co.uk chris.conceptcoders |
Analysis
Mail Server Role
conceptcoder.org handles its own mail, functioning as its own mail server.
inbound.conceptcoders.net and mailbackup.conceptcoders.net commonly serve as mail servers alongside conceptcoder.org.
IP Addresses
conceptcoder.org resolves to just one IP address, 91.142.34.175.
conceptcoder.com, conceptcoder.net and nebula.nationalit.co.uk are examples of other host names that share IP numbers with conceptcoder.org.
Name Servers
conceptcoder.org has two authoritative name servers — ns0.nationalit.co.uk and ns1.nationalit.co.uk.
conceptcoder.org shares its NS records with other domains, for example conceptcode.org, conceptcoder.info, as42344.net and two others.
ns0.nationalit.co.uk and ns1.nationalit.co.uk each resolve to one IP number: ns0.nationalit.co.uk points to 91.142.34.210 and ns1.nationalit.co.uk points to 91.142.34.211.
Mail Servers
Mail for conceptcoder.org is routed through three mail servers — conceptcoder.org, inbound.conceptcoders.net and mailbackup.conceptcoders.net.
There is at least a partial MX overlap between conceptcoder.org and other domains, including nationalit.co.uk, conceptcoder.com, conceptcoders.net and two others.
These mail servers often co-occur with the mail servers mailgate1.conceptcoders.net.
Each of the three hostnames points to exactly one IP address: conceptcoder.org points to 91.142.34.175, inbound.conceptcoders.net points to 91.142.34.212 and mailbackup.conceptcoders.net points to 91.142.34.130.