4dlabs.ca - robtex.com

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`4dlabs.ca`

DNSSEC	⚠️ Not signed
A	142.58.226.71^{🇨🇦 SFU-AS}
		PTR	`4dlabs.ca`
		PTR	`www.sfu.ca`
NS	`ns-master.dc.sfu.ca` ⭐
		A	142.58.232.175^{🇨🇦 SFU-AS}
			PTR	`ns-master.dc.sfu.ca`
NS	`ns1.sfu.ca`
		A	142.58.103.1^{🇨🇦 SFU-AS}
			PTR	`ns1.sfu.ca`
NS	`ns2.sfu.ca`
		A	142.58.103.2^{🇨🇦 SFU-AS}
			PTR	`ns2.sfu.ca`
NS	`ns3.sfu.ca`
		A	142.58.103.140^{🇨🇦 SFU-AS}
			PTR	`ns3.net.sfu.ca`
MX	`proofpoint2.its.sfu.ca` ⭐
		A	142.58.232.205^{🇨🇦 SFU-AS}
			PTR	`proofpoint2.sfu.ca`
MX	`proofpoint3.its.sfu.ca` ⭐
		A	142.58.232.207^{🇨🇦 SFU-AS}
			PTR	`proofpoint3.sfu.ca`
MX	`proofpoint4.its.sfu.ca` ⭐
		A	142.58.200.8^{🇨🇦 SFU-AS}
			PTR	`proofpoint4.sfu.ca`
MX	`proofpoint5.its.sfu.ca` ⭐
		A	142.58.200.9^{🇨🇦 SFU-AS}
			PTR	`proofpoint5.sfu.ca`
TXT	`v=spf1 ip4:142.58.232.0/24 ?all`
TXT	`Canada Research Chair in Materials Science`
SOA	`ns-master.dc.sfu.ca`hostmast@sfu.ca 2025-02-26 #4

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca` 🔒
	NS	`c.ca-servers.ca` 🔒
	NS	`d.ca-servers.ca` 🔒
	NS	`j.ca-servers.ca` 🔒
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2602131100

PTR for

71.226.58.142.in-addr.arpa

Up

nemorelay5.4dlabs.ca

nemorelay15.4dlabs.ca

nemorelay4.4dlabs.ca

nemorelay8.4dlabs.ca

esprit.4dlabs.ca

nemorelay1.4dlabs.ca

nemorelay12.4dlabs.ca

nemorelay6.4dlabs.ca

nemorelay9.4dlabs.ca

nemorelay17.4dlabs.ca

nemorelay11.4dlabs.ca

nemorelay10.4dlabs.ca

nemorelay14.4dlabs.ca

nemorelay7.4dlabs.ca

nemorelay18.4dlabs.ca

nemorelay2.4dlabs.ca

nemorelay3.4dlabs.ca

nemorelay16.4dlabs.ca

nemorelay13.4dlabs.ca

Same first word

4dlabs.ca

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
4dlabs.ca	ns1.sfu.ca, ns2.sfu.ca, ns3.sfu.ca	3 records

✅ Authoritative Response

Server: 142.58.103.2

NS records: ns1.sfu.ca, ns2.sfu.ca, ns3.sfu.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4dlabs.ca (unsigned zone)

⏱️ Timing

Total: 642ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.58.226.71`
NS	3	`ns2.sfu.ca, ns1.sfu.ca...`
MX	4	`proofpoint2.its.sfu.ca (pri: 10), proofpoint5.its.sfu.ca (pri: 10)...`
TXT	2	`Canada Research Chair in Materials Scien, v=spf1 ip4:142.58.232.0/24 ?all`
SOA	1	`ns-master.dc.sfu.ca hostmast.sfu.ca`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns3.sfu.ca, ns2.sfu.ca, ns1.sfu.ca)

AI analysis

4dlabs.ca is a parent of nemorelay5.4dlabs.ca, nemorelay15.4dlabs.ca, nemorelay4.4dlabs.ca, nemorelay8.4dlabs.ca and esprit.4dlabs.ca, plus a few other host names.

4dlabs.ca resolves to one IP number: 142.58.226.71.

Other host names, for instance arts.sfu.ca, vancouver.sfu.ca, www.sfu.ca, burnaby.sfu.ca and cs.sfu.ca share IP numbers with 4dlabs.ca.

4dlabs.ca delegates to four name servers: ns1.sfu.ca, ns2.sfu.ca, ns3.sfu.ca and ns-master.dc.sfu.ca.

4dlabs.ca at least partially shares name servers with other domains, including stl.sfu.ca, 46.58.142.in-addr.arpa, sfuharbourcenter.org, 126.58.142.in-addr.arpa and 16.58.142.in-addr.arpa.

These name servers are commonly used together with the name servers whistler.sfu.ca, seymour.sfu.ca, ns-masster.dc.sfu.ca and wedge.sfu.ca.

Host names with one IP number:

ns1.sfu.ca points to 142.58.103.1; ns2.sfu.ca points to 142.58.103.2; ns3.sfu.ca points to 142.58.103.140; ns-master.dc.sfu.ca points to 142.58.232.175.

4dlabs.ca is handled by four mail servers: proofpoint2.its.sfu.ca, proofpoint3.its.sfu.ca, proofpoint4.its.sfu.ca and proofpoint5.its.sfu.ca.

4dlabs.ca shares at least some mail servers with other domains, for example irmacs.sfu.ca, kidsbrainhealth.ca, math.sfu.ca, cecm.sfu.ca and e-tutor.sfu.ca.

these mail servers commonly accompany proofpoint2.sfu.ca, proofpoint3.sfu.ca and proofpoint4.sfu.ca.

Host names with one IP number:

proofpoint2.its.sfu.ca points to 142.58.232.205; proofpoint3.its.sfu.ca points to 142.58.232.207; proofpoint4.its.sfu.ca points to 142.58.200.8; proofpoint5.its.sfu.ca points to 142.58.200.9.