ontocollege.com - robtex.com

ontocollege.com

DNSSEC⚠️ Not signed
A35.209.141.29🇺🇸 Google35.208.0.0/15
PTR29.141.209.35.bc.googleusercontent.com
NSns43.domaincontrol.com ⭐
A2603:5:2152::16🇺🇸 GODADDY-DNS2603:5:2150::/44
PTRns43.domaincontrol.com
A97.74.101.22🇺🇸 GODADDY-DNS97.74.100.0/23
PTRns43.domaincontrol.com
NSns44.domaincontrol.com
A2603:5:2252::16🇺🇸 GODADDY-DNS2603:5:2250::/44
PTRns44.domaincontrol.com
A173.201.69.22🇺🇸 GODADDY-DNS173.201.68.0/23
PTRns44.domaincontrol.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32
PTRdd-in-f27.1e100.net
A142.250.101.27🇺🇸 Google142.250.101.0/24
PTRdz-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:4025:c01::1b🇵🇱 Google2a00:1450:4025::/48
PTRrd-in-f27.1e100.net
A142.250.147.27🇺🇸 Google142.250.147.0/24
PTRrd-in-f27.1e100.net
TXTgoogle-site-verification=gwyFFLPTE83QH7t3RPI5q4J4Us265evJG31ndzb6dAU
TXTru53i00j41q61v0qvs5grotmvn
TXTgoogle-site-verification=8BcdUk0VDIE0WF7ZQd2iI7jOEo5f04ecBP_wd49jmEM
TXTfacebook-domain-verification=i77ucyl48wbn4n48eug1tt3yszn1u9
TXTgoogle-site-verification=HnRbHIgqYX7n-qWWopEphaUQxRr4jLVA6tm1JbxI_mc
TXTgoogle-site-verification=RaDzOpEtl5J7R_lTUxK7H7uvvo8gVI8twYvY4fCXwhs
TXTv=spf1 include:22424410.spf05.hubspotemail.net include:u1860470.wl.sendgrid.n...
TXTinclude:22424410.spf05.hubspotemail.net
TXTgoogle-site-verification=_VN12uf5_Jm4Eps1XSewWEM5Cy1g9ZIS5yrHzH-3TOM
SOAns43.domaincontrol.comdns@jomax.net 2025-09-05 #1

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=1774651467
📈 Tranco rank: #579,985

Subdomains

prep.ontocollege.com

Same first word

ontocollege.biz
ontocollege.com

DNS History

17 records (8 active, 9 former)

200920112013201520172019202120232025NSns43.domaincontrol.comns44.domaincontrol.comns1.voodoo.comns2.voodoo.comredir-01.premiumtraffic.comredir-02.premiumtraffic.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA35.209.141.29192.64.147.19650.63.202.4164.255.172.50
○NSns1.voodoo.com2015-05-28 → 2016-09-13 · 5 obs
○ 2008-03-16 01:17:22
● 2015-05-28 04:19:52
● 2016-09-13 13:28:40
○ 2017-06-18 03:31:32
○ 2026-03-27 23:11:46
○NSns2.voodoo.com2015-05-28 → 2016-09-13 · 5 obs
○ 2008-03-16 01:17:22
● 2015-05-28 04:19:52
● 2016-09-13 13:28:40
○ 2017-06-18 03:31:32
○ 2026-03-27 23:11:46
●NSns43.domaincontrol.com2017-06-18 → 2026-03-27 · 3 obs
○ 2016-09-13 13:28:40
● 2017-06-18 03:31:32
● 2026-03-27 23:11:46
●NSns44.domaincontrol.com2017-06-18 → 2026-03-27 · 3 obs
○ 2016-09-13 13:28:40
● 2017-06-18 03:31:32
● 2026-03-27 23:11:46
○NSredir-01.premiumtraffic.com2008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 01:17:22
○ 2015-05-28 04:19:52
○ 2026-03-27 23:11:46
○NSredir-02.premiumtraffic.com2008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 01:17:22
○ 2015-05-28 04:19:52
○ 2026-03-27 23:11:46
●MXalt1.aspmx.l.google.com2017-06-18 → 2026-03-27 · 2 obs
● 2017-06-18 03:31:32
● 2026-03-27 23:11:46
●MXalt2.aspmx.l.google.com2017-06-18 → 2026-03-27 · 2 obs
● 2017-06-18 03:31:32
● 2026-03-27 23:11:46
●MXalt3.aspmx.l.google.com2026-02-17 → 2026-03-27 · 3 obs
○ 2017-06-18 03:31:32
● 2026-02-17 12:14:26
● 2026-03-27 23:11:46
●MXalt4.aspmx.l.google.com2026-02-17 → 2026-03-27 · 3 obs
○ 2017-06-18 03:31:32
● 2026-02-17 12:14:26
● 2026-03-27 23:11:46
●MXaspmx.l.google.com2017-06-18 → 2026-03-27 · 2 obs
● 2017-06-18 03:31:32
● 2026-03-27 23:11:46
○MXaspmx2.googlemail.com2017-06-18 → 2017-06-18 · 3 obs
● 2017-06-18 03:31:32
○ 2026-02-17 12:14:26
○ 2026-03-27 23:11:46
○MXaspmx3.googlemail.com2017-06-18 → 2017-06-18 · 3 obs
● 2017-06-18 03:31:32
○ 2026-02-17 12:14:26
○ 2026-03-27 23:11:46
○A192.64.147.1962015-05-28 → 2016-09-13 · 5 obs
○ 2008-03-16 01:17:22
● 2015-05-28 04:19:52
● 2016-09-13 13:28:40
○ 2017-06-18 03:31:32
○ 2026-03-27 23:11:46
●A35.209.141.292026-02-17 → 2026-03-27 · 3 obs
○ 2017-06-18 03:31:32
● 2026-02-17 12:14:26
● 2026-03-27 23:11:46
○A50.63.202.412017-06-18 → 2017-06-18 · 4 obs
○ 2016-09-13 13:28:40
● 2017-06-18 03:31:32
○ 2026-02-17 12:14:26
○ 2026-03-27 23:11:46
○A64.255.172.502008-03-16 → 2008-03-16 · 3 obs
● 2008-03-16 01:17:22
○ 2015-05-28 04:19:52
○ 2026-03-27 23:11:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
ontocollege.comns43.domaincontrol.com, ns44.domaincontrol.com4 records

✅ Authoritative Response

Server:173.201.69.22

NS records: ns43.domaincontrol.com, ns44.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ontocollege.com (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

TypeCountSample Data
A135.209.141.29
NS2ns43.domaincontrol.com, ns44.domaincontrol.com
MX5alt4.aspmx.l.google.com (pri: 10), alt3.aspmx.l.google.com (pri: 10)...
TXT9google-site-verification=gwyFFLPTE83QH7t, ru53i00j41q61v0qvs5grotmvn...
SOA1ns43.domaincontrol.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns43.domaincontrol.com, ns43.domaincontrol.com, ns44.domaincontrol.com...)

Analysis

Hierarchy

ontocollege.com is the parent of prep.ontocollege.com.

IP Addresses

ontocollege.com resolves to a single IP: 35.209.141.29.

Other host names share IP numbers with ontocollege.com; for instance 29.141.209.35.bc.googleusercontent.com.

Name Servers

ontocollege.com has two name servers: ns43.domaincontrol.com and ns44.domaincontrol.com.

ontocollege.com shares the same name server setup as other domains, for example hololens.world, thecomfortablebreastaugmentation.com, votingrightscelebration.com, haileyburysportscomplex.co.uk and networknoise.com.

ontocollege.com partially shares name servers with other domains, for instance zobase.com.

Host names with two IP numbers:

ns43.domaincontrol.com points to: 2603:5:2152::16 and 97.74.101.22; ns44.domaincontrol.com points to: 2603:5:2252::16 and 173.201.69.22.

Mail Servers

ontocollege.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.

ontocollege.com shares some mail servers with other domains, at least partially; for instance ns500731.ns500671.ns500731.ns500754.ns500671.ns500731.ns500742.ns500742.ns500705.ns500671.ns500649.ns500666.ns500291.ns500131.lustychickser.com, pixelsarcadegames.com, sherpascinema.com, lionheart.se and ns500841.ns500841.ns500841.ns500841.ns500821.ns500794.ns500795.ns500821.ns500821.ns500794.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com.

these mail servers are commonly used alongside aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IPs:

Host aspmx.l.google.com has IPs 2607:f8b0:4023:c0b::1b and 142.250.101.27.

Host alt1.aspmx.l.google.com has IPs 2607:f8b0:4023:2801::1b and 192.178.128.26.

Host alt2.aspmx.l.google.com has IPs 2a00:1450:400b:c02::1b and 172.253.116.27.

Host alt3.aspmx.l.google.com has IPs 2607:f8b0:4023:3003::1a and 172.253.145.27.

Host alt4.aspmx.l.google.com has IPs 2a00:1450:4025:c01::1b and 142.250.147.27.