linearblue.com - dns.ninja
linearblue.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786610919 | ||||||
Subdomains
Same first word
linearblue.com |
Similar names
DNS History
22 records (6 active, 16 former)
○NSaragorn.ns.cloudflare.com2015-10-18 → 2017-08-15 · 5 obs
● 2015-10-18 08:28:38
● 2017-08-15 18:21:00
○ 2026-02-20 21:18:34
○ 2026-08-13 09:07:48
●NSdns1.namecheaphosting.com2026-02-20 → 2026-08-13 · 3 obs
● 2026-02-20 21:18:34
● 2026-08-13 09:07:48
●NSdns2.namecheaphosting.com2026-02-20 → 2026-08-13 · 3 obs
● 2026-02-20 21:18:34
● 2026-08-13 09:07:48
○NSns1.anu.net2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-18 08:28:38
○ 2026-08-13 09:07:48
○NSns2.anu.net2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-18 08:28:38
○ 2026-08-13 09:07:48
○NSns3.anu.net2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-18 08:28:38
○ 2026-08-13 09:07:48
○NStani.ns.cloudflare.com2015-10-18 → 2017-08-15 · 5 obs
● 2015-10-18 08:28:38
● 2017-08-15 18:21:00
○ 2026-02-20 21:18:34
○ 2026-08-13 09:07:48
○MXmail.linearblue.com2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-18 08:28:38
○ 2026-08-13 09:07:48
●MXmx1-hosting.jellyfish.systems2026-02-20 → 2026-08-13 · 3 obs
● 2026-02-20 21:18:34
● 2026-08-13 09:07:48
●MXmx2-hosting.jellyfish.systems2026-02-20 → 2026-08-13 · 3 obs
● 2026-02-20 21:18:34
● 2026-08-13 09:07:48
●MXmx3-hosting.jellyfish.systems2026-02-20 → 2026-08-13 · 3 obs
● 2026-02-20 21:18:34
● 2026-08-13 09:07:48
○MXspamtitan.anu.net2015-10-18 → 2017-08-15 · 5 obs
● 2015-10-18 08:28:38
● 2017-08-15 18:21:00
○ 2026-02-20 21:18:34
○ 2026-08-13 09:07:48
○A104.25.181.1002016-11-29 → 2017-08-15 · 5 obs
● 2016-11-29 17:21:30
● 2017-08-15 18:21:00
○ 2026-02-20 21:18:34
○ 2026-08-13 09:07:48
○A104.25.182.1002016-11-29 → 2017-08-15 · 5 obs
● 2016-11-29 17:21:30
● 2017-08-15 18:21:00
○ 2026-02-20 21:18:34
○ 2026-08-13 09:07:48
○A104.27.162.1442015-10-18 → 2016-02-11 · 5 obs
● 2015-10-18 08:28:38
● 2016-02-11 13:52:44
○ 2016-06-20 05:48:00
○ 2026-08-13 09:07:48
○A104.27.163.1442015-10-18 → 2016-02-11 · 5 obs
● 2015-10-18 08:28:38
● 2016-02-11 13:52:44
○ 2016-06-20 05:48:00
○ 2026-08-13 09:07:48
○A108.162.200.1862016-06-20 → 2016-06-20 · 4 obs
● 2016-06-20 05:48:00
○ 2016-11-29 17:21:30
○ 2026-08-13 09:07:48
○A141.101.127.1852016-06-20 → 2016-06-20 · 4 obs
● 2016-06-20 05:48:00
○ 2016-11-29 17:21:30
○ 2026-08-13 09:07:48
○A193.189.141.1222015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-18 08:28:38
○ 2026-08-13 09:07:48
○A2400:cb00:2048:1::6819:b5642016-11-29 → 2016-12-14 · 5 obs
● 2016-11-29 17:21:30
● 2016-12-14 01:36:44
○ 2017-08-15 18:21:00
○ 2026-08-13 09:07:48
○A2400:cb00:2048:1::6819:b6642016-11-29 → 2016-12-14 · 5 obs
● 2016-11-29 17:21:30
● 2016-12-14 01:36:44
○ 2017-08-15 18:21:00
○ 2026-08-13 09:07:48
●A68.65.121.2392026-02-20 → 2026-08-13 · 3 obs
● 2026-02-20 21:18:34
● 2026-08-13 09:07:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| linearblue.com | dns1.namecheaphosting.com, dns2.namecheaphosting.com | 4 records |
✅ Authoritative Response
Server:156.154.132.200
NS records: dns1.namecheaphosting.com, dns2.namecheaphosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linearblue.com (unsigned zone)
⏱️ Timing
Total: 157ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.65.121.239 |
| NS | 2 | dns1.namecheaphosting.com, dns2.namecheaphosting.com |
| MX | 3 | mx1-hosting.jellyfish.systems (pri: 5), mx2-hosting.jellyfish.systems (pri: 10)... |
| TXT | 1 | v=spf1 +a +mx +ip4:68.65.121.224 include |
| SOA | 1 | dns1.namecheaphosting.com cpanel.tech.na |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.namecheaphosting.com, dns1.namecheaphosting.com, dns2.namecheaphosting.com...)
Analysis
Hierarchy
The parent domain of mail.linearblue.com and www.linearblue.com is linearblue.com.
IP Addresses
linearblue.com directs to one IP number, which is 68.65.121.239.
Among the host names that share IP numbers with linearblue.com are mail.savecali.org, boxofficeme.com, getcreative.space and two others.
Name Servers
linearblue.com uses two name servers for its delegation: dns1.namecheaphosting.com and dns2.namecheaphosting.com.
linearblue.com has the same name server delegation as a number of other domains, such as cobnco.com, bear.guide, kuda78.com and two more.
linearblue.com has overlapping name servers with several other domains — among them mhdelectronic.com, roplantpakistan.com, betterlifemeds.com and mhcw3kct.xyz.
These name servers commonly appear in combination with the name servers dns1.registrar-servers.com.
The two host names dns1.namecheaphosting.com and dns2.namecheaphosting.com each have a pair of IP addresses: dns1.namecheaphosting.com has 156.154.132.200 and 2610:a1:1024::200, and dns2.namecheaphosting.com has 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
Mail for linearblue.com is routed through three mail servers — mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.
linearblue.com shares at least some of its mail servers with other domains — for example webnabludatel.org, karu-y.com, mosbt.com and two more.
The hostnames mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems each resolve to a single IP: mx1-hosting.jellyfish.systems → 162.255.118.28, mx2-hosting.jellyfish.systems → 162.255.118.29, mx3-hosting.jellyfish.systems → 162.255.118.13.