collegeconcepts.com - robtex.com
collegeconcepts.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=1778435896 | ||||||
Same first word
collegeconcepts.com |
DNS History
10 records (5 active, 5 former)
●NSns41.worldnic.com2015-06-19 → 2026-05-10 · 2 obs
● 2026-05-10 18:25:24
●NSns42.worldnic.com2015-06-19 → 2026-05-10 · 2 obs
● 2026-05-10 18:25:24
○MXcollegeconcepts.com.1.0001.arsmtp.com2015-06-19 → 2017-02-05 · 4 obs
● 2017-02-05 10:39:36
○ 2026-05-10 18:25:22
○ 2026-05-10 18:25:24
○MXcollegeconcepts.com.2.0001.arsmtp.com2015-06-19 → 2017-02-05 · 4 obs
● 2017-02-05 10:39:36
○ 2026-05-10 18:25:22
○ 2026-05-10 18:25:24
●MXus-smtp-inbound-1.mimecast.com2026-05-10 → 2026-05-10 · 3 obs
● 2026-05-10 18:25:22
● 2026-05-10 18:25:24
●MXus-smtp-inbound-2.mimecast.com2026-05-10 → 2026-05-10 · 3 obs
● 2026-05-10 18:25:22
● 2026-05-10 18:25:24
●A185.230.63.1072026-05-10 → 2026-05-10 · 3 obs
● 2026-05-10 18:25:22
● 2026-05-10 18:25:24
○A208.91.197.272015-10-28 → 2017-02-05 · 5 obs
● 2015-10-28 05:41:54
● 2017-02-05 10:39:36
○ 2026-05-10 18:25:22
○ 2026-05-10 18:25:24
○A23.236.62.1472026-05-10 → 2026-05-10 · 2 obs
○ 2026-05-10 18:25:24
○A68.16.99.2032015-06-19 → 2015-06-19 · 3 obs
○ 2015-10-28 05:41:54
○ 2026-05-10 18:25:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| collegeconcepts.com | ns41.worldnic.com, ns42.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.111
NS records: ns41.worldnic.com, ns42.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for collegeconcepts.com (unsigned zone)
⏱️ Timing
Total: 255ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.230.63.107 |
| NS | 2 | ns42.worldnic.com, ns41.worldnic.com |
| MX | 2 | us-smtp-inbound-2.mimecast.com (pri: 10), us-smtp-inbound-1.mimecast.com (pri: 10) |
| TXT | 2 | v=spf1 include:us._netblocks.mimecast.co, MS=ms50835771 |
| SOA | 1 | NS41.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns41.worldnic.com, ns42.worldnic.com)
Analysis
IP Addresses
collegeconcepts.com points to IP number: 185.230.63.107.
Other host names such as successjrcomedy.com, cdej.edu.mx, designerlife.net, feelgoodgardens.org and liontr.com share IPs with collegeconcepts.com.
Name Servers
collegeconcepts.com is delegated to two name servers: ns41.worldnic.com and ns42.worldnic.com.
collegeconcepts.com shares the same name server setup as mtlandsales.net, alanediger.com, aldingtonlow.com, pizanoschicago.com and abgelectric.com.
Host names with a single IP:
ns41.worldnic.com points to 162.159.26.111.
ns42.worldnic.com points to 162.159.27.50.
Mail Servers
collegeconcepts.com is handled by two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
The mail server setup for collegeconcepts.com matches that of other domains, for instance seguintexas.gov, biogenspeakers.com, realtyresourcelaw.com, lascofoods.com and bvhis.com.
collegeconcepts.com shares at least partially some mail servers with other domains, including dblcntr.com, groupservices.com, rfidsolutionsonline.com, panlab.com and inusesearch.com.
Host names with six IP numbers:
Host name us-smtp-inbound-1.mimecast.com points to: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.
Host name us-smtp-inbound-2.mimecast.com points to: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.
Common targets for us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.
Host names that point to 170.10.128.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
Host names that point to 170.10.128.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
Host names that point to 170.10.128.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
Host names that point to 170.10.132.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
Host names that point to 170.10.132.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
Host names that point to 170.10.132.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.