horizon-communications.com - robtex.com
horizon-communications.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=1783826517 | ||||||
Same first word
horizon-communications.com |
DNS History
12 records (10 active, 2 former)
●NSns1.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
●NSns2.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
●NSns3.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
●NSns4.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
●NSns5.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
●NSns6.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
●NSns7.markmonitor.com2026-05-29 → 2026-07-12 · 3 obs
● 2026-05-29 18:09:32
● 2026-07-12 03:28:20
○NSpdns11.domaincontrol.com2018-08-13 → 2018-08-13 · 3 obs
○ 2026-05-29 18:09:32
○ 2026-07-12 03:28:20
○NSpdns12.domaincontrol.com2018-08-13 → 2018-08-13 · 3 obs
○ 2026-05-29 18:09:32
○ 2026-07-12 03:28:20
●MXus-smtp-inbound-1.mimecast.com2026-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 03:28:20
●MXus-smtp-inbound-2.mimecast.com2026-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 03:28:20
●A52.173.33.1972018-08-13 → 2026-07-12 · 2 obs
● 2026-07-12 03:28:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| horizon-communications.com | ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com... | 14 records |
✅ Authoritative Response
Server:176.97.158.1
NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com, ns2.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for horizon-communications.com (unsigned zone)
⏱️ Timing
Total: 195ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.173.33.197 |
| NS | 7 | ns1.markmonitor.com, ns2.markmonitor.com... |
| MX | 2 | us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10) |
| TXT | 3 | v=spf1 mx include:_netblocks.mimecast.co, 0ed1fe018a221133fde46b4ff9afad3cdc0f217f... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 14
Out-of-bailiwick: 14 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)
Analysis
IP Addresses
horizon-communications.com has exactly one IP address — 52.173.33.197.
Name Servers
horizon-communications.com is delegated to 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 other.
The name servers of horizon-communications.com overlap at least partially with those of other domains — among them adaptiveperformancemanagement.com, elasticbeanstalk.mobi, instylemiddleeast.com and two more.
These name servers commonly co-occur with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names pointing to two IP addresses:
ns1.markmonitor.com points to 149.112.160.1 and 2620:10a:80a8::1.
ns2.markmonitor.com points to 176.97.158.1 and 2001:67c:10b8::1.
ns3.markmonitor.com points to 149.112.161.1 and 2620:10a:80a9::1.
ns4.markmonitor.com points to 192.174.68.1 and 2001:67c:1bc::1.
ns5.markmonitor.com points to 149.112.160.2 and 2620:10a:80a8::2.
ns6.markmonitor.com points to 176.97.158.3 and 2001:67c:10b8::3.
ns7.markmonitor.com points to 149.112.161.2 and 2620:10a:80a9::2.
Mail Servers
horizon-communications.com uses two mail servers, us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
The mail server setup of horizon-communications.com matches that of other domains such as mesmglobal.com, doorreminder.com, sunnyvista.org and two others.
horizon-communications.com partially shares its mail servers with other domains — including nsttransport.com, epminerals.com, intlmarbleindustries.com.cdn.cloudflare.net and medprostf.com.
Hosts with 6 IP addresses each:
us-smtp-inbound-1.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
us-smtp-inbound-2.mimecast.com resolves to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.141 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.221 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.128.242 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.141 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.221 IP addresses.
us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com are host names that each point to 170.10.132.242 IP addresses.