bluelearning.org - dns.ninja
bluelearning.org
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=1785606084 | ||||||
Subdomains
mail.bluelearning.org |
Same first word
bluelearning.org |
bluelearning.com |
bluelearning.fr |
Similar names
DNS History
11 records (6 active, 5 former)
○NSns0.transip.net2015-07-12 → 2026-04-05 · 4 obs
● 2026-04-05 21:45:26
○ 2026-08-01 18:14:58
○ 2026-08-01 18:15:00
●NSns1.mijn.host2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:14:58
● 2026-08-01 18:15:00
○NSns1.transip.nl2015-07-12 → 2026-04-05 · 4 obs
● 2026-04-05 21:45:26
○ 2026-08-01 18:14:58
○ 2026-08-01 18:15:00
●NSns2.mijn.host2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:14:58
● 2026-08-01 18:15:00
○NSns2.transip.eu2015-07-12 → 2026-04-05 · 4 obs
● 2026-04-05 21:45:26
○ 2026-08-01 18:14:58
○ 2026-08-01 18:15:00
●NSns3.mijn.host2026-08-01 → 2026-08-01 · 3 obs
● 2026-08-01 18:14:58
● 2026-08-01 18:15:00
●MXmail.bluelearning.org2015-07-12 → 2026-08-01 · 2 obs
● 2026-08-01 18:15:00
●A136.144.245.902026-04-05 → 2026-08-01 · 3 obs
● 2026-04-05 21:45:26
● 2026-08-01 18:15:00
○A217.26.124.1942015-12-03 → 2017-03-19 · 5 obs
● 2015-12-03 18:51:12
● 2017-03-19 11:21:44
○ 2026-04-05 21:45:26
○ 2026-08-01 18:15:00
○A217.26.127.1022015-07-12 → 2015-07-12 · 3 obs
○ 2015-12-03 18:51:12
○ 2026-08-01 18:15:00
●A2a01:7c8:d006:72::12026-04-05 → 2026-08-01 · 3 obs
● 2026-04-05 21:45:26
● 2026-08-01 18:15:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| bluelearning.org | ns1.mijn.host, ns3.mijn.host, ns2.mijn.host | - |
✅ Authoritative Response
Server:217.180.14.14
NS records: ns1.mijn.host, ns3.mijn.host, ns2.mijn.host
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 587ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.144.245.90 |
| AAAA | 1 | 2a01:7c8:d006:72::1 |
| NS | 3 | ns1.mijn.host, ns3.mijn.host... |
| MX | 1 | mail.bluelearning.org (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.transip.email ~ |
| SOA | 1 | ns1.mijn.host hostmaster.bluelearning.or |
Analysis
Hierarchy
bluelearning.org serves as the parent of mail.bluelearning.org.
IP Addresses
bluelearning.org resolves to the IP addresses 136.144.245.90 and 2a01:7c8:d006:72::1
mijn.ardis.nl, for instance, is one of the other host names sharing IP numbers with bluelearning.org.
Name Servers
The authoritative name servers for bluelearning.org are ns1.mijn.host, ns2.mijn.host and ns3.mijn.host — three in total.
bluelearning.org has at least partial name server overlap with other domains, such as fossus.nl, rendeuro.nl, conda.nl and two others.
These name servers tend to appear together with the name servers ns1.webhost.company, ns2.webhost.company and ns3.webhost.company.
ns1.mijn.host, ns2.mijn.host and ns3.mijn.host all resolve to exactly two IP numbers apiece: ns1.mijn.host → 5.254.117.200 and 2a03:5180:7:2:13af:27fb:f741:1; ns2.mijn.host → 217.180.14.14 and 2a11:4881:1:4881::1; ns3.mijn.host → 83.96.241.95 and 2a02:348:5e6:1::b6a0.
Mail Servers
bluelearning.org routes its mail through a single mail server, mail.bluelearning.org.
mail.bluelearning.org has two IP addresses: 136.144.160.58 and 2a01:7c8:bb0b:65c:5054:ff:fef7:239a.