ku-public.courseleaf.com - robtex.com
ku-public.courseleaf.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 12.175.6.47🇺🇸 AS1180612.175.6.0/24 | ||||||
| PTR | clpublic8a-host.leepfrog.com | ||||||
courseleaf.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 12.2.169.165🇺🇸 AS1180612.2.169.0/24 | ||||||
| NS | denali.leepfrog.com ⭐ | ||||||
| NS | mojave.leepfrog.com | ||||||
| NS | ultrix.leepfrog.com | ||||||
| MX | shenandoah.leepfrog.com ⭐ | ||||||
| MX | wrangell.leepfrog.com(20) | ||||||
| TXT | bw=hqzYgw9K13hurroOQdv8oJXMhnsF9Khpf3FpQHg92JZy | ||||||
| TXT | v=spf1 include:leepfrog.com include:spf.constantcontact.com a mx ~all | ||||||
| TXT | 00Df4000001T5BM=1TBJw0000000Fv7 | ||||||
| TXT | bw=7Yy2jgzP4vLzjSdonUXAw0QMaKx00AmDjXKVhCOMTNTG | ||||||
| SOA | denali.leepfrog.comhostmaster@leepfrog.com serial=202605123 | ||||||
rank #134230 in the tld
📈 Tranco rank: #116,347
DNS History
1 record (1 active, 0 former)
●A12.175.6.472026-04-18 → 2026-05-15 · 2 obs
● 2026-04-18 16:25:02
● 2026-05-15 05:11:52
● 2026-05-15 05:11:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net... | - |
| courseleaf.com | denali.leepfrog.com, mojave.leepfrog.com, ultrix.leepfrog.com | 3 records |
✅ Authoritative Response
Server:52.89.61.229
NS records: denali.leepfrog.com, mojave.leepfrog.com, ultrix.leepfrog.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courseleaf.com (unsigned zone)
⏱️ Timing
Total: 1946ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 12.175.6.47 |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (denali.leepfrog.com, mojave.leepfrog.com, ultrix.leepfrog.com)
Analysis
IP Addresses
ku-public.courseleaf.com resolves to a single IP: 12.175.6.47.
Other host names, for instance unc-public.courseleaf.com, cwi-public.courseleaf.com, gwu-public.courseleaf.com, calpoly-public.courseleaf.com and clark-public.courseleaf.com share IP numbers with ku-public.courseleaf.com.