oncoursemultimedia.com - robtex.com

oncoursemultimedia.com

DNSSEC⚠️ Not signed
A159.69.210.136🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC
PTRocmweb.oncoursemarketing.com
NSceline.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2662🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceline.ns.cloudflare.com
A2803:f800:50::6ca2:c262🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRceline.ns.cloudflare.com
A2a06:98c1:50::ac40:2262🇺🇸 Cloudflare2a06:98c1:50::/45
PTRceline.ns.cloudflare.com
A108.162.194.98🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceline.ns.cloudflare.com
A162.159.38.98Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceline.ns.cloudflare.com
A172.64.34.98🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRceline.ns.cloudflare.com
NSowen.ns.cloudflare.com
A2606:4700:58::adf5:3bdb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRowen.ns.cloudflare.com
A2803:f800:50::6ca2:c1db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRowen.ns.cloudflare.com
A2a06:98c1:50::ac40:21db🇺🇸 Cloudflare2a06:98c1:50::/45
PTRowen.ns.cloudflare.com
A108.162.193.219🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRowen.ns.cloudflare.com
A172.64.33.219🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRowen.ns.cloudflare.com
A173.245.59.219🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRowen.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c25::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadtq-in-f27.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTv=spf1 +mx +a +include:_spf.google.com ~all
SOAceline.ns.cloudflare.comdns@cloudflare.com serial=2407632778

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785859474

Same first word

oncoursemultimedia.com

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NSceline.ns.cloudflare.comowen.ns.cloudflare.comns1.oncoursemarketing.comns1.snvisions.comns2.oncoursemarketing.comns2.snvisions.comns3.oncoursemarketing.comns4.oncoursemarketing.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA159.69.210.136181.214.31.160205.234.136.265.181.111.28
●NSceline.ns.cloudflare.com2026-04-25 → 2026-08-04 · 3 obs
○ 2026-04-22 14:05:38
● 2026-04-25 10:27:08
● 2026-08-04 16:09:08
○NSns1.oncoursemarketing.com2019-04-11 → 2026-04-22 · 5 obs
○ 2017-02-05 22:31:08
● 2019-04-11 21:48:40
● 2026-04-22 14:05:38
○ 2026-04-25 10:27:08
○ 2026-08-04 16:09:08
○NSns1.snvisions.com2015-05-04 → 2017-02-05 · 4 obs
● 2015-05-04 04:33:14
● 2017-02-05 22:31:08
○ 2019-04-11 21:48:40
○ 2026-08-04 16:09:08
○NSns2.oncoursemarketing.com2019-04-11 → 2026-04-22 · 5 obs
○ 2017-02-05 22:31:08
● 2019-04-11 21:48:40
● 2026-04-22 14:05:38
○ 2026-04-25 10:27:08
○ 2026-08-04 16:09:08
○NSns2.snvisions.com2015-05-04 → 2017-02-05 · 4 obs
● 2015-05-04 04:33:14
● 2017-02-05 22:31:08
○ 2019-04-11 21:48:40
○ 2026-08-04 16:09:08
○NSns3.oncoursemarketing.com2026-02-26 → 2026-04-22 · 5 obs
○ 2019-04-11 21:48:40
● 2026-02-26 08:26:06
● 2026-04-22 14:05:38
○ 2026-04-25 10:27:08
○ 2026-08-04 16:09:08
○NSns4.oncoursemarketing.com2026-02-26 → 2026-04-22 · 5 obs
○ 2019-04-11 21:48:40
● 2026-02-26 08:26:06
● 2026-04-22 14:05:38
○ 2026-04-25 10:27:08
○ 2026-08-04 16:09:08
●NSowen.ns.cloudflare.com2026-04-25 → 2026-08-04 · 3 obs
○ 2026-04-22 14:05:38
● 2026-04-25 10:27:08
● 2026-08-04 16:09:08
●MXalt1.aspmx.l.google.com2015-05-04 → 2026-08-04 · 2 obs
● 2015-05-04 04:33:14
● 2026-08-04 16:09:08
●MXalt2.aspmx.l.google.com2015-05-04 → 2026-08-04 · 2 obs
● 2015-05-04 04:33:14
● 2026-08-04 16:09:08
●MXalt3.aspmx.l.google.com2015-05-04 → 2026-08-04 · 2 obs
● 2015-05-04 04:33:14
● 2026-08-04 16:09:08
●MXalt4.aspmx.l.google.com2015-05-04 → 2026-08-04 · 2 obs
● 2015-05-04 04:33:14
● 2026-08-04 16:09:08
●MXaspmx.l.google.com2015-05-04 → 2026-08-04 · 2 obs
● 2015-05-04 04:33:14
● 2026-08-04 16:09:08
●A159.69.210.1362026-04-25 → 2026-08-04 · 3 obs
○ 2026-04-22 14:05:38
● 2026-04-25 10:27:08
● 2026-08-04 16:09:08
○A181.214.31.1602019-04-11 → 2019-04-11 · 4 obs
○ 2017-02-05 22:31:08
● 2019-04-11 21:48:40
○ 2026-02-26 08:26:06
○ 2026-08-04 16:09:08
○A205.234.136.22015-05-04 → 2017-02-05 · 4 obs
● 2015-05-04 04:33:14
● 2017-02-05 22:31:08
○ 2019-04-11 21:48:40
○ 2026-08-04 16:09:08
○A65.181.111.282026-02-26 → 2026-04-22 · 5 obs
○ 2019-04-11 21:48:40
● 2026-02-26 08:26:06
● 2026-04-22 14:05:38
○ 2026-04-25 10:27:08
○ 2026-08-04 16:09:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
oncoursemultimedia.comowen.ns.cloudflare.com, celine.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.98

NS records: owen.ns.cloudflare.com, celine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oncoursemultimedia.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

TypeCountSample Data
A1159.69.210.136
NS2celine.ns.cloudflare.com, owen.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 +mx +a +include:_spf.google.com ~
SOA1celine.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (owen.ns.cloudflare.com, owen.ns.cloudflare.com, owen.ns.cloudflare.com...)

Analysis

IP Addresses

oncoursemultimedia.com resolves to just one IP address, 159.69.210.136.

Two other host names, along with autodiscover.unionmusic.net, autodiscover.thesilencenoise.com and oncoursemarketing.com, also share IP numbers with oncoursemultimedia.com.

Name Servers

oncoursemultimedia.com uses two name servers for its delegation: celine.ns.cloudflare.com and owen.ns.cloudflare.com.

oncoursemultimedia.com shares its NS records with other domains, for example koshachek.com, sorsawo.com, 317atmontgomery.com and two others.

At least some of oncoursemultimedia.com's name servers are shared with other domains, for example keepwor.com, 11629.cn, mycloudip.com.br and two more.

These name servers tend to co-occur with miles.ns.cloudflare.com, mckinley.ns.cloudflare.com, joan.ns.cloudflare.com and 5 other name servers in the same DNS delegations.

DNS names with 6 IP addresses:

Hostname celine.ns.cloudflare.com directs to 108.162.194.98, 162.159.38.98 and 172.64.34.98 along with 3 other IP addresses.

Hostname owen.ns.cloudflare.com directs to 108.162.193.219, 172.64.33.219 and 173.245.59.219 along with 3 other IP addresses.

Mail Servers

Five mail servers handle oncoursemultimedia.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between oncoursemultimedia.com and other domains, including oceancurls.com, ns500599.ns500599.ns500599.ns500599.ns500599.ns500599.ns500737.ns500599.ns500737.ns500583.ns500599.ns500599.ns500682.ns500583.yummyflingsfinder.com, ns500731.ns500742.ns500742.ns500671.ns500705.ns500688.ns500688.ns500671.ns500705.ns500291.ns500291.ns500649.ns500291.ns500666.tenderladiesbz.com and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com directs traffic to 142.251.167.26 and 2607:f8b0:4004:c25::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1a.