learning.cs.utoronto.ca - robtex.com
learning.cs.utoronto.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.100.5.14🇨🇦 AS239128.100.0.0/16 Peer1 route object | ||||||
| PTR | hamlet.cs.toronto.edu | ||||||
| MX | alkyone.cs.utoronto.ca ⭐ | ||||||
| A | 128.100.3.121🇨🇦 AS239128.100.0.0/16 Peer1 route object | ||||||
| PTR | alkyone.cs.toronto.edu | ||||||
cs.utoronto.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.100.3.40🇨🇦 AS239128.100.0.0/16 Peer1 route object | ||||||
| NS | onoma.cs.toronto.edu ⭐ | ||||||
| NS | bay.cs.utoronto.ca | ||||||
| NS | ns2.utoronto.ca | ||||||
| NS | ns7.utoronto.ca | ||||||
| MX | alkyone.cs.utoronto.ca ⭐ | ||||||
| TXT | CSLab | ||||||
| TXT | MS=ms61575670 | ||||||
| TXT | bcn=587B5F88-2CB4-11EE-AF63-664B09AB3D72 | ||||||
| TXT | v=spf1 +a:mailers.cs.toronto.edu include:spf.protection.outlook.com ?all | ||||||
| SOA | onoma.cs.toronto.eduhostmaster@cs.toronto.edu 2026-10-09 #0 | ||||||
WOT: SAFE (93/100)
Same first word
Similar names
Previous names
Next names
DNS History
3 records (2 active, 1 former)
●MXalkyone.cs.utoronto.ca2013-09-24 → 2026-10-18 · 2 obs
● 2026-10-18 13:42:34
○A128.100.3.322013-09-24 → 2017-04-10 · 4 obs
● 2017-04-10 03:07:10
○ 2026-08-17 16:25:28
○ 2026-10-18 13:42:34
●A128.100.5.142026-08-17 → 2026-10-18 · 3 obs
● 2026-08-17 16:25:28
● 2026-10-18 13:42:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | j.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca | - |
| utoronto.ca | ns1.d-zone.ca, ns2.d-zone.ca | 4 records |
| cs.utoronto.ca | ns2.utoronto.ca, ns7.utoronto.ca, bay.cs.utoronto.ca | 1 record |
✅ Authoritative Response
Server:128.100.1.1
NS records: ns2.utoronto.ca, ns7.utoronto.ca, bay.cs.utoronto.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for utoronto.ca (unsigned zone)
⏱️ Timing
Total: 1317ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.100.5.14 |
| MX | 1 | alkyone.cs.utoronto.ca (pri: 0) |
📌 Glue Records Collected
Total: 5
In-bailiwick: 1 (bay.cs.utoronto.ca)
Out-of-bailiwick: 4 (ns1.d-zone.ca, ns2.d-zone.ca, ns1.d-zone.ca...)
Analysis
IP Addresses
learning.cs.utoronto.ca points to a single IP number: 128.100.5.14.
Additional host names — www.learning.cs.toronto.edu, se.cs.toronto.edu, wearcopd.ca and two others — share IP numbers with learning.cs.utoronto.ca.
Mail Servers
learning.cs.utoronto.ca has one mail server: alkyone.cs.utoronto.ca.
The mail server setup of learning.cs.utoronto.ca matches that of cs.utoronto.ca, colony.cs.utoronto.ca, sponge-20.cs.utoronto.ca and alkyone.cs.utoronto.ca, among other domains.
alkyone.cs.utoronto.ca points to one IP number — 128.100.3.121.