blackadder.cis.mcmaster.ca - robtex.com
blackadder.cis.mcmaster.ca
| DNSSEC | ⚠️ Not signed | ||||||
| A | 130.113.128.1🇨🇦 AS23237130.113.0.0/16 | ||||||
| PTR | pindns01.mcmaster.ca | ||||||
| PTR | blackadder.cis.mcmaster.ca | ||||||
cis.mcmaster.ca
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.d-zone.ca ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns2.d-zone.ca ⚠️ Not in parent delegation | ||||||
| SOA | ns1.d-zone.cadnsgrp@mcmaster.ca serial=675256174 | ||||||
WOT: SAFE (88/100)
PTR for
Previously NS for
Previously MX for
blackadder.cis.mcmaster.ca |
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○MXblackadder.cis.mcmaster.ca2015-07-20 → 2017-03-01 · 4 obs
● 2015-07-20 01:57:18
● 2017-03-01 14:27:02
○ 2018-02-23 02:58:00
○ 2026-04-13 01:26:20
● 2017-03-01 14:27:02
○ 2018-02-23 02:58:00
○ 2026-04-13 01:26:20
●A130.113.128.12015-07-20 → 2026-04-13 · 2 obs
● 2015-07-20 01:57:18
● 2026-04-13 01:26:20
● 2026-04-13 01:26:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | j.ca-servers.ca, d.ca-servers.ca, c.ca-servers.ca, any.ca-servers.ca | - |
| mcmaster.ca | ns1.d-zone.ca, ns2.d-zone.ca | 4 records |
✅ Authoritative Response
Server:162.219.54.2
NS records: ns1.d-zone.ca, ns2.d-zone.ca
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mcmaster.ca (unsigned zone)
⏱️ Timing
Total: 302ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.113.128.1 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.d-zone.ca, ns1.d-zone.ca, ns2.d-zone.ca...)
Analysis
IP Addresses
blackadder.cis.mcmaster.ca resolves to one IP number: 130.113.128.1.
Other host names, for instance pindns01.mcmaster.ca, share IP numbers with blackadder.cis.mcmaster.ca.