linesystems.com - robtex.com
linesystems.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=1771291435 | ||||||
Subdomains
smtp.linesystems.com |
Same first word
linesystems.de |
linesystems.com |
linesystems.dev |
Similar names
DNS History
12 records (5 active, 7 former)
●NSns1.buckeyecom.net2026-03-07 → 2026-03-13 · 3 obs
● 2026-03-07 00:50:52
● 2026-03-13 02:03:28
○NSns1.linesystems.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
●NSns2.buckeyecom.net2026-03-07 → 2026-03-13 · 3 obs
● 2026-03-07 00:50:52
● 2026-03-13 02:03:28
○NSns2.linesystems.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
●NSns3.buckeyecom.net2026-03-07 → 2026-03-13 · 3 obs
● 2026-03-07 00:50:52
● 2026-03-13 02:03:28
○NSns3.linesystems.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
○NSns4.linesystems.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
○NSns5.linesystems.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
○NSns6.linesystems.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
○MXlinesystems-com.mail.eo.outlook.com2015-06-19 → 2016-07-09 · 4 obs
● 2016-07-09 18:59:48
○ 2026-03-07 00:50:52
○ 2026-03-13 02:03:28
●MXlinesystems-com.mail.protection.outlook.com2026-03-07 → 2026-03-13 · 3 obs
● 2026-03-07 00:50:52
● 2026-03-13 02:03:28
●A137.117.84.542015-06-19 → 2026-03-13 · 2 obs
● 2026-03-13 02:03:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| linesystems.com | ns1.buckeyecom.net, ns2.buckeyecom.net, ns3.buckeyecom.net | - |
✅ Authoritative Response
Server: 72.240.1.106
NS records: ns1.buckeyecom.net, ns2.buckeyecom.net, ns3.buckeyecom.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linesystems.com (unsigned zone)
⏱️ Timing
Total: 514ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 137.117.84.54 |
| NS | 3 | ns1.buckeyecom.net, ns2.buckeyecom.net... |
| MX | 1 | linesystems-com.mail.protection.outlook. |
| TXT | 5 | r7AOnUp8q6Fkh0KYUA/v2RYjVRCvj8JwYzFAlYBK, amazonses:ccJUuVCGVphi8nGHsC6QGUg76vyPxf... |
| SOA | 1 | ns1.buckeyecom.net hostmaster.buckeye-ac |
Analysis
Hierarchy
The parent of smtp.linesystems.com is linesystems.com.
IP Addresses
linesystems.com points to an IP address: 137.117.84.54.
other host names include digitalideasolutions.com, recnote.com, neenaslighting.com, aecsolutions.ca and arkitekt.ca; they share IP numbers with linesystems.com.
Name Servers
linesystems.com is delegated to three name servers ns1.buckeyecom.net, ns2.buckeyecom.net and ns3.buckeyecom.net.
linesystems.com at least partially shares name servers with other domains, for instance buckeye.org, 40.240.72.in-addr.arpa, 106.52.24.in-addr.arpa, 184.119.216.in-addr.arpa and 215.240.72.in-addr.arpa.
Host names with one IP:
ns1.buckeyecom.net points to 72.240.1.105; ns2.buckeyecom.net points to 72.240.1.106; ns3.buckeyecom.net points to 3.209.125.52.
Mail Servers
linesystems.com is handled by a single mail server, linesystems-com.mail.protection.outlook.com.
Hostname linesystems-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c902::, 2a01:111:f403:c91d::a, 2a01:111:f403:c92c::3, 2a01:111:f403:c946::6, 52.101.8.51, 52.101.10.5, 52.101.41.21 and 52.101.194.13.