www.core.edu - robtex.com
www.core.edu
core.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 161.35.105.142🇺🇸 DIGITALOCEAN161.35.96.0/20 DigitalOcean | ||||||
| NS | ns-36.awsdns-04.com ⭐ | ||||||
| NS | ns-1251.awsdns-28.org | ||||||
| NS | ns-1759.awsdns-27.co.uk | ||||||
| NS | ns-519.awsdns-00.net | ||||||
| MX | core-edu.mail.protection.outlook.com ⭐ | ||||||
| TXT | ZOOM_verify_6gse2whher9tv9gU0kvyW2 | ||||||
| TXT | apple-domain-verification=a0tFhi1DNugIxmyN | ||||||
| TXT | asv=a78d05d882ed56ddfa53285f1efaae01 | ||||||
| TXT | atlassian-domain-verification=tPxdVODnwgviTjSxRjegaVRhs525TwvY3daOjuObw2bFbUj... | ||||||
| TXT | atlassian-sending-domain-verification=80d2d486-04a8-440a-9940-637a07bd64df | ||||||
| TXT | docusign=98b1144c-73b6-449c-a58f-50e3c33e798a | ||||||
| TXT | google-site-verification=H3iF77tgZdoa5QpNSDDC5xjm0vJpaoq7tlE_wKBpwrk | ||||||
| TXT | google-site-verification=UXYxbTL8Z4HGQQ3sbdaMAm3jLLsezdUTPD-bEZMaLiE | ||||||
| TXT | google-site-verification=h6LLu4LCshibt6CSG2QiroXm2IOhf44MZfyGKt1c5S0 | ||||||
| TXT | openai-domain-verification=dv-O8qn64UBnV88jKgQkYSBOznU | ||||||
| TXT | rippling-domain-verification=980eaea1e7fc1673 | ||||||
| TXT | smartsheet-site-validation=5HgvWvIU6b8NlFN6OcRIdpJWJEY4XkuH | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:autotask.net include:spf.US... | ||||||
| TXT | work-accounts-domain-verification=KlXDo9SZIT32d6fPpdfaC0jzdmPHZF | ||||||
| SOA | ns-36.awsdns-04.comawsdns-hostmaster@amazon.com serial=1 | ||||||
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| edu | d.edu-servers.net, h.edu-servers.net, m.edu-servers.net, j.edu-servers.net... | - |
| core.edu | ns-36.awsdns-04.com, ns-519.awsdns-00.net, ns-1759.awsdns-27.co.uk, ns-1251.awsdns-28.org | - |
✅ Authoritative Response
Server:205.251.192.36
NS records: ns-36.awsdns-04.com, ns-519.awsdns-00.net, ns-1759.awsdns-27.co.uk, ns-1251.awsdns-28.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core.edu (unsigned zone)
⏱️ Timing
Total: 812ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | core.edu |
Analysis
IP Addresses
www.core.edu points to a single IP number: 161.35.105.142.
Other host names like core.edu and deploy.core.edu share IP numbers with www.core.edu.
Name Servers
www.core.edu is delegated to four name servers: ns-36.awsdns-04.com, ns-519.awsdns-00.net, ns-1251.awsdns-28.org and ns-1759.awsdns-27.co.uk.
www.core.edu at least partially shares name servers with other domains, for instance techsolution.dev, whatnerds.com, expocar.com.co, px.at and holidu.dk.
These name servers are commonly used with ns-212.awsdns-26.com, ns-1090.awsdns-08.org and ns-1774.awsdns-29.co.uk.
Host names with two IP numbers:
Host name ns-36.awsdns-04.com points to: 2600:9000:5300:2400::1 and 205.251.192.36.
Host name ns-519.awsdns-00.net points to: 2600:9000:5302:700::1 and 205.251.194.7.
Host name ns-1251.awsdns-28.org points to: 2600:9000:5304:e300::1 and 205.251.196.227.
Host name ns-1759.awsdns-27.co.uk points to: 2600:9000:5306:df00::1 and 205.251.198.223.
Mail Servers
www.core.edu is handled by a single mail server, core-edu.mail.protection.outlook.com.
www.core.edu shares the same mail server setup as other domains, for example core.edu.
Host name core-edu.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c903::3, 2a01:111:f403:f802::, 2a01:111:f403:f905::3, 2a01:111:f403:f90a::, 52.101.11.19, 52.101.40.0, 52.101.50.7 and 52.101.194.17.