oldcourseopen.com - robtex.com
oldcourseopen.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=1784170147 | ||||||
Same first word
oldcourseopen.com |
DNS History
14 records (10 active, 4 former)
●NSns-122.awsdns-15.com2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
●NSns-1510.awsdns-60.org2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
●NSns-1809.awsdns-34.co.uk2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
●NSns-730.awsdns-27.net2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
○NSns1.compass-group.org.uk2015-06-03 → 2017-08-17 · 4 obs
● 2017-08-17 05:36:18
○ 2026-04-14 19:05:06
○ 2026-07-16 02:56:56
●NSns1aws.compass-group.org.uk2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
○NSns2.compass-group.org.uk2015-06-03 → 2017-08-17 · 4 obs
● 2017-08-17 05:36:18
○ 2026-04-14 19:05:06
○ 2026-07-16 02:56:56
●NSns2aws.compass-group.org.uk2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
○NSns3.compass-group.org.uk2015-06-03 → 2017-08-17 · 4 obs
● 2017-08-17 05:36:18
○ 2026-04-14 19:05:06
○ 2026-07-16 02:56:56
●NSns3aws.compass-group.org.uk2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
○NSns4.compass-group.org.uk2015-06-03 → 2017-08-17 · 4 obs
● 2017-08-17 05:36:18
○ 2026-04-14 19:05:06
○ 2026-07-16 02:56:56
●NSns4aws.compass-group.org.uk2026-04-14 → 2026-07-16 · 3 obs
● 2026-04-14 19:05:06
● 2026-07-16 02:56:56
●MXrelay.compass-group.org.uk2015-06-03 → 2026-07-16 · 2 obs
● 2026-07-16 02:56:56
●A194.31.62.2362015-06-03 → 2026-07-16 · 2 obs
● 2026-07-16 02:56:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| oldcourseopen.com | ns-122.awsdns-15.com, ns-730.awsdns-27.net, ns-1809.awsdns-34.co.uk, ns-1510.awsdns-60.org | 2 records |
✅ Authoritative Response
Server:205.251.192.122
NS records: ns-122.awsdns-15.com, ns-730.awsdns-27.net, ns-1809.awsdns-34.co.uk, ns-1510.awsdns-60.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oldcourseopen.com (unsigned zone)
⏱️ Timing
Total: 401ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.31.62.236 |
| NS | 4 | ns1aws.compass-group.org.uk, ns2aws.compass-group.org.uk... |
| MX | 1 | relay.compass-group.org.uk (pri: 10) |
| SOA | 1 | ns1aws.compass-group.org.uk awsdns-hostm |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-122.awsdns-15.com, ns-122.awsdns-15.com)
Analysis
IP Addresses
oldcourseopen.com has exactly one IP address — 194.31.62.236.
Host names like turnberryopengolf.com are further examples that share IP numbers with oldcourseopen.com.
Name Servers
oldcourseopen.com is served by 8 authoritative name servers — among them ns-122.awsdns-15.com, ns-730.awsdns-27.net, ns-1510.awsdns-60.org and 5 others.
The name servers of oldcourseopen.com overlap at least partially with those of other domains — among them zra3.com, brasildistancia.com, growth-butler.com and two more.
These name servers tend to appear together with the name servers ns-1809.awsdns-34.co.uk, ns1aws.compass-group.org.uk and ns2aws.compass-group.org.uk, plus two others.
Host names pointing to two IP addresses:
ns-122.awsdns-15.com resolves to two addresses: 205.251.192.122 and 2600:9000:5300:7a00::1.
ns-730.awsdns-27.net resolves to two addresses: 205.251.194.218 and 2600:9000:5302:da00::1.
ns-1510.awsdns-60.org resolves to two addresses: 205.251.197.230 and 2600:9000:5305:e600::1.
ns-1809.awsdns-34.co.uk resolves to two addresses: 205.251.199.17 and 2600:9000:5307:1100::1.
Host names resolving to a single IP address:
The hostname ns1aws.compass-group.org.uk resolves to 205.251.194.218.
The hostname ns2aws.compass-group.org.uk resolves to 205.251.192.122.
The hostname ns3aws.compass-group.org.uk resolves to 205.251.199.17.
The hostname ns4aws.compass-group.org.uk resolves to 205.251.197.230.
ns-122.awsdns-15.com along with ns2aws.compass-group.org.uk each resolve to 205.251.192.122 IP addresses.
ns-730.awsdns-27.net along with ns1aws.compass-group.org.uk each resolve to 205.251.194.218 IP addresses.
ns-1510.awsdns-60.org along with ns4aws.compass-group.org.uk each resolve to 205.251.197.230 IP addresses.
ns-1809.awsdns-34.co.uk along with ns3aws.compass-group.org.uk each resolve to 205.251.199.17 IP addresses.
Mail Servers
oldcourseopen.com uses one mail server — relay.compass-group.org.uk.
The mail server setup of oldcourseopen.com matches that of other domains such as wimbledon-experience.co.uk, compassfoodservices.net, compass.jobs and two others.
At least some of the mail servers used by oldcourseopen.com are shared with other domains: leithsdining.co.uk, limevenuesandevents.com, diningatglyndebourne.com and two others among them.
These mail servers tend to be used in conjunction with the mail servers leithsdining-co-uk.mail.protection.outlook.com.