oncoursemultimedia.com - robtex.com
oncoursemultimedia.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 | ||||||
DNS History
14 records (10 active, 4 former)
●NSns1.oncoursemarketing.com2019-04-11 → 2026-02-26 · 3 obs
● 2019-04-11 21:48:40
● 2026-02-26 08:26:06
○NSns1.snvisions.com2015-05-04 → 2017-02-05 · 4 obs
● 2017-02-05 22:31:08
○ 2019-04-11 21:48:40
○ 2026-02-26 08:26:06
●NSns2.oncoursemarketing.com2019-04-11 → 2026-02-26 · 3 obs
● 2019-04-11 21:48:40
● 2026-02-26 08:26:06
○NSns2.snvisions.com2015-05-04 → 2017-02-05 · 4 obs
● 2017-02-05 22:31:08
○ 2019-04-11 21:48:40
○ 2026-02-26 08:26:06
●NSns3.oncoursemarketing.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
●NSns4.oncoursemarketing.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
●MXalt1.aspmx.l.google.com2015-05-04 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
●MXalt2.aspmx.l.google.com2015-05-04 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
●MXalt3.aspmx.l.google.com2015-05-04 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
●MXalt4.aspmx.l.google.com2015-05-04 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
●MXaspmx.l.google.com2015-05-04 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
○A181.214.31.1602019-04-11 → 2019-04-11 · 3 obs
● 2019-04-11 21:48:40
○ 2026-02-26 08:26:06
○A205.234.136.22015-05-04 → 2017-02-05 · 4 obs
● 2017-02-05 22:31:08
○ 2019-04-11 21:48:40
○ 2026-02-26 08:26:06
●A65.181.111.282026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 08:26:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| oncoursemultimedia.com | ns1.oncoursemarketing.com, ns2.oncoursemarketing.com, ns3.oncoursemarketing.com, ns4.oncoursemarketing.com | 4 records |
✅ Authoritative Response
Server: 99.83.147.209
NS records: ns1.oncoursemarketing.com, ns2.oncoursemarketing.com, ns3.oncoursemarketing.com, ns4.oncoursemarketing.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oncoursemultimedia.com (unsigned zone)
⏱️ Timing
Total: 123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 65.181.111.28 |
| NS | 4 | ns2.oncoursemarketing.com, ns3.oncoursemarketing.com... |
| MX | 5 | ALT3.ASPMX.L.GOOGLE.com (pri: 10), ASPMX.L.GOOGLE.com (pri: 1)... |
| TXT | 1 | v=spf1 +mx +a +ip4:65.181.111.28 +ip4:15 |
| SOA | 1 | ns1.oncoursemarketing.com ken.oncoursemu |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.oncoursemarketing.com, ns2.oncoursemarketing.com, ns3.oncoursemarketing.com...)
AI analysis
oncoursemultimedia.com maps to IP address 65.181.111.28.
Other host names, for instance enhancedcarpet.com, ngembassy.com, dentsu.com.do, ndmsales.com and rdjp.net share IP numbers with oncoursemultimedia.com.
oncoursemultimedia.com is delegated to four name servers: ns1.oncoursemarketing.com, ns2.oncoursemarketing.com, ns3.oncoursemarketing.com and ns4.oncoursemarketing.com.
oncoursemultimedia.com at least partially shares name servers with other domains, including oncoursemarketing.com, thesilencenoise.com and unionmusic.net.
These name servers are commonly used with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.
Host names with one IP number:
ns1.oncoursemarketing.com points to: 13.248.158.180
ns2.oncoursemarketing.com points to: 75.2.118.134
ns3.oncoursemarketing.com points to: 76.223.26.245
ns4.oncoursemarketing.com points to: 99.83.147.209
oncoursemultimedia.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
oncoursemultimedia.com shares mail servers with other domains at least in part, for instance ns500724.ns500724.ns500737.ns500599.ns500724.ns500697.ns500697.ns500583.ns500583.ns500682.ns500669.www.yummyflingsfinder.com, ns500734.ns500699.ns500699.ns500734.ns500734.ns500693.ns500588.ns500683.ns500693.ns500632.ns500602.dtrkdll.com, careertrainingbase.com, ns500765.ns500699.ns500734.ns500693.ns500734.ns500734.ns500699.ns500693.ns500588.ns500588.ns500683.ns500612.ns500632.ns500588.ns500612.ns500110.dtrkdll.com and ns500742.ns500671.ns500754.ns500731.ns500742.ns500671.ns500671.ns500704.ns500671.ns500678.ns500291.ns500291.ns500153.tenderladiesbz.com.
These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Two IPs per host name:
aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27
alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26
alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26
alt3.aspmx.l.google.com points to: 2607:f8b0:4024:c0d::1b and 192.178.152.26
alt4.aspmx.l.google.com points to: 2607:f8b0:4023:403::1a and 142.250.96.27
Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)