`physserv.physics.mcmaster.ca`

DNSSEC	⚠️ Not signed
A	130.113.172.208^{🇨🇦 AS23237130.113.0.0/16}
		PTR	`physserv.physics.mcmaster.ca`
MX	`mex.rhpcs.mcmaster.ca` ⭐
		A	130.113.48.249^{🇨🇦 AS23237130.113.0.0/16}
			PTR	`mex.rhpcs.mcmaster.ca`

`physics.mcmaster.ca`

	DNSSEC	⚠️ Not signed
	A	130.113.48.15^{🇨🇦 AS23237130.113.0.0/16}
	NS	`ns1.d-zone.ca` ⭐ ⚠️ Not in parent delegation
	NS	`ns2.d-zone.ca` ⚠️ Not in parent delegation
	MX	`physics-mcmaster-ca.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 ip4:130.113.0.0/16 include:spf.protection.outlook.com ?all`
	SOA	`ns1.d-zone.ca`dnsgrp@mcmaster.ca serial=675256211

WOT: SAFE (66/100)
WOT: SAFE (85/100)

PTR for

208.172.113.130.in-addr.arpa

Previously MX for

physserv.physics.mcmaster.ca

physwww.physics.mcmaster.ca

Same first word

physserv.com

DNS History

4 records (2 active, 2 former)

●MXmex.rhpcs.mcmaster.ca2017-03-11 → 2026-04-14 · 3 obs

○ 2013-05-26 08:25:22
● 2017-03-11 17:47:42
● 2026-04-14 18:30:38

○MXmxer.cis.mcmaster.ca2013-05-26 → 2013-05-26 · 3 obs

● 2013-05-26 08:25:22
○ 2017-03-11 17:47:42
○ 2026-04-14 18:30:38

○MXphysserv.physics.mcmaster.ca2013-05-26 → 2013-05-26 · 3 obs

● 2013-05-26 08:25:22
○ 2017-03-11 17:47:42
○ 2026-04-14 18:30:38

●A130.113.172.2082013-05-26 → 2026-04-14 · 2 obs

● 2013-05-26 08:25:22
● 2026-04-14 18:30:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.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: 193ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`130.113.172.208`
MX	1	`mex.rhpcs.mcmaster.ca (pri: 0)`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.d-zone.ca, ns2.d-zone.ca, ns1.d-zone.ca...)

Analysis

IP Addresses

physserv.physics.mcmaster.ca points to a single IP address: 130.113.172.208.

Mail Servers

The mex.rhpcs.mcmaster.ca mail server handles physserv.physics.mcmaster.ca.

physserv.physics.mcmaster.ca shares the same mail server setup as other domains, including web.rhpcs.mcmaster.ca, eccles.physics.mcmaster.ca, rhpcserv.rhpcs.mcmaster.ca, sci.science.mcmaster.ca and evol.biology.mcmaster.ca.

mex.rhpcs.mcmaster.ca points to a single IP number: 130.113.48.249.

physserv.physics.mcmaster.ca - robtex.com