linearprogramming.org - robtex.com
linearprogramming.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 127.0.0.1 | ||||||
| NS | 208.91.197.91 ⭐ | ||||||
| NS | ns1.active-dns.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.active-dns.com ⚠️ Not in zone NS records | ||||||
| NS | ns3.active-dns.com ⚠️ Not in zone NS records | ||||||
| NS | ns4.active-dns.com ⚠️ Not in zone NS records | ||||||
| SOA | 208.91.197.91hostmaster@linearprogramming.org serial=1794303852 | ||||||
org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | v0n0.pir-ns.org ⭐ | ||||||
| NS | b2.org.afilias-nst.org ⚠️ Not in zone NS records | ||||||
| NS | d0.org.afilias-nst.org ⚠️ Not in zone NS records | ||||||
| NS | v0n1.pir-ns.org | ||||||
| NS | v0n2.pir-ns.org | ||||||
| NS | v0n3.pir-ns.org ⚠️ Not in parent delegation | ||||||
| NS | v2n0.pir-ns.org ⚠️ Not in parent delegation | ||||||
| NS | v2n1.pir-ns.org ⚠️ Not in parent delegation | ||||||
| SOA | v0n0.pir-ns.orghostmaster@donuts.email serial=1794303943 | ||||||
Previously MX for
linearprogramming.org |
Same first word
linearprogramming.com.ph |
linearprogramming.com |
linearprogramming.org |
Similar names
DNS History
10 records (6 active, 4 former)
●NS208.91.197.912026-08-19 → 2026-11-10 · 3 obs
○ 2018-09-16 16:17:24
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
●NSns1.active-dns.com2026-08-19 → 2026-11-10 · 3 obs
○ 2018-09-16 16:17:24
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
○NSns1.bluehost.com2015-07-25 → 2018-09-16 · 4 obs
● 2015-07-25 05:09:36
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
●NSns2.active-dns.com2026-08-19 → 2026-11-10 · 3 obs
○ 2018-09-16 16:17:24
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
○NSns2.bluehost.com2015-07-25 → 2018-09-16 · 4 obs
● 2015-07-25 05:09:36
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
●NSns3.active-dns.com2026-08-19 → 2026-11-10 · 3 obs
○ 2018-09-16 16:17:24
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
●NSns4.active-dns.com2026-08-19 → 2026-11-10 · 3 obs
○ 2018-09-16 16:17:24
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
○MXlinearprogramming.org2015-07-25 → 2018-09-16 · 4 obs
● 2015-07-25 05:09:36
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
●A127.0.0.12026-08-19 → 2026-11-10 · 3 obs
○ 2018-09-16 16:17:24
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
● 2026-08-19 23:16:38
● 2026-11-10 10:19:08
○A50.87.180.1652015-07-25 → 2018-09-16 · 4 obs
● 2015-07-25 05:09:36
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
● 2018-09-16 16:17:24
○ 2026-08-19 23:16:38
○ 2026-11-10 10:19:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, v0n0.pir-ns.org, v0n1.pir-ns.org... | - |
| linearprogramming.org | ns2.active-dns.com, ns1.active-dns.com, ns4.active-dns.com, ns3.active-dns.com | - |
✅ Authoritative Response
Server:162.251.82.118
NS records: ns2.active-dns.com, ns1.active-dns.com, ns4.active-dns.com, ns3.active-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linearprogramming.org (unsigned zone)
⏱️ Timing
Total: 1672ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 127.0.0.1 |
| SOA | 1 | 208.91.197.91 hostmaster.linearprogrammi |
Analysis
IP Addresses
linearprogramming.org resolves to just one IP address, 127.0.0.1.
Name Servers
linearprogramming.org delegates to five name servers: ns1.active-dns.com, ns2.active-dns.com, ns3.active-dns.com and two others.