www.mathclass.org - robtex.com
www.mathclass.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.163.133.52🇺🇸 UKYEDU128.163.0.0/16 University of Kentucky UK ARIN Block-1 123 McVey Hall Lexington KY 40506 United States | ||||||
| PTR | mathclass.com | ||||||
| PTR | mathclass.org | ||||||
mathclass.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.163.133.52🇺🇸 UKYEDU128.163.0.0/16 University of Kentucky UK ARIN Block-1 123 McVey Hall Lexington KY 40506 United States | ||||||
| NS | sndc2.net.uky.edu ⭐ | ||||||
| NS | sndc1.net.uky.edu | ||||||
| MX | t2.mscf.uky.edu ⭐ | ||||||
| SOA | sndc2.net.uky.edudnsmaster@uky.edu serial=3181 | ||||||
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A128.163.130.102015-06-14 → 2016-09-15 · 4 obs
● 2015-06-14 13:51:24
● 2016-09-15 14:26:58
○ 2017-08-26 04:58:08
○ 2026-03-27 16:00:08
● 2016-09-15 14:26:58
○ 2017-08-26 04:58:08
○ 2026-03-27 16:00:08
●A128.163.133.522017-08-26 → 2026-03-27 · 3 obs
○ 2016-09-15 14:26:58
● 2017-08-26 04:58:08
● 2026-03-27 16:00:08
● 2017-08-26 04:58:08
● 2026-03-27 16:00:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| mathclass.org | sndc1.net.uky.edu, sndc2.net.uky.edu | - |
✅ Authoritative Response
Server:128.163.48.6
NS records: sndc1.net.uky.edu, sndc2.net.uky.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathclass.org (unsigned zone)
⏱️ Timing
Total: 301ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.163.133.52 |
Analysis
IP Addresses
www.mathclass.org points to a single IP address: 128.163.133.52.
Other host names such as mathclass.com and mathclass.org share IP numbers with www.mathclass.org.