tmpdev.cod.edu - dns.ninja
tmpdev.cod.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.203.136.41🇺🇸 AS17196192.203.136.0/23 College of duPage | ||||||
| PTR | tmpdev.cod.edu | ||||||
cod.edu
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cod.edu ⭐ ⚠️ Not in zone NS records | ||||||
| NS | ns3.cod.edu ⚠️ Not in zone NS records | ||||||
| NS | rs6000.cod.edu ⚠️ Not in zone NS records | ||||||
| SOA | ns1.cod.eduroot@ns1.cod.edu 2026-07-22 #1 | ||||||
rank #25547 globally
rank #586 in the tld
WOT: SAFE (94/100)
📈 Tranco rank: #44,190
PTR for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A192.203.136.412015-05-31 → 2026-07-31 · 2 obs
● 2015-05-31 23:29:48
● 2026-07-31 13:10:00
● 2026-07-31 13:10:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| edu | g.edu-servers.net, b.edu-servers.net, m.edu-servers.net, j.edu-servers.net... | 26 records |
| cod.edu | rs6000.cod.edu, ns1.cod.edu, ns3.cod.edu | 3 records |
✅ Authoritative Response
Server:172.93.54.133
NS records: rs6000.cod.edu, ns1.cod.edu, ns3.cod.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cod.edu (unsigned zone)
⏱️ Timing
Total: 151ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 29
In-bailiwick: 3 (rs6000.cod.edu, ns1.cod.edu, ns3.cod.edu)
Out-of-bailiwick: 26 (m.edu-servers.net, l.edu-servers.net, k.edu-servers.net...)
Analysis
IP Addresses
tmpdev.cod.edu resolves to one IP address: 192.203.136.41.