`diedrichsenlab.org`

DNSSEC	⚠️ Not signed
A	129.100.21.77^{🇨🇦 UWO-4129.100.0.0/18 Proxy for Allstream Customer}
		PTR	`web2.sci.uwo.ca`
NS	`ns1.uwo.ca` ⭐
		A	2605:500:400:f000:0:12:9100:212^{🇨🇦 UWO-42605:500::/32 Western University}
			PTR	`ns1.uwo.ca`
		A	129.100.2.12^{🇨🇦 UWO-4129.100.0.0/18 Proxy for Allstream Customer}
			PTR	`ns1.uwo.ca`
NS	`ns2.uwo.ca`
		A	2605:500:400:f000:0:12:9100:251^{🇨🇦 UWO-42605:500::/32 Western University}
			PTR	`ns2.uwo.ca`
		A	129.100.2.51^{🇨🇦 UWO-4129.100.0.0/18 Proxy for Allstream Customer}
			PTR	`ns2.uwo.ca`
NS	`ns3.uwo.ca`
		A	2605:500:400:f001:0:12:9100:7479^{🇨🇦 UWO-42605:500::/32 Western University}
			PTR	`ns3.uwo.ca`
		A	129.100.74.79^{🇨🇦 UWO-4129.100.64.0/20 Proxy for Allstream Customer}
			PTR	`ns3.uwo.ca`
TXT	`Admin: NOC <noc@uwo.ca>`
TXT	`Tech: NOC <noc@uwo.ca>`
TXT	`Liaison: NOC <noc@uwo.ca>`
SOA	`ns1.uwo.ca`noc@uwo.ca 2015-09-10 #27

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1777330593

Same first word

diedrichsenlab.org

DNS History

5 records (4 active, 1 former)

●NSns1.uwo.ca2018-01-30 → 2026-04-27 · 2 obs

● 2018-01-30 19:44:58
● 2026-04-27 23:08:34

●NSns2.uwo.ca2018-01-30 → 2026-04-27 · 2 obs

● 2018-01-30 19:44:58
● 2026-04-27 23:08:34

●NSns3.uwo.ca2018-01-30 → 2026-04-27 · 2 obs

● 2018-01-30 19:44:58
● 2026-04-27 23:08:34

○A129.100.20.2052018-01-30 → 2018-01-30 · 3 obs

● 2018-01-30 19:44:58
○ 2026-02-26 01:53:34
○ 2026-04-27 23:08:34

●A129.100.21.772026-02-26 → 2026-04-27 · 3 obs

○ 2018-01-30 19:44:58
● 2026-02-26 01:53:34
● 2026-04-27 23:08:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
diedrichsenlab.org	ns2.uwo.ca, ns1.uwo.ca, ns3.uwo.ca	-

✅ Authoritative Response

Server:129.100.2.51

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diedrichsenlab.org (unsigned zone)

⏱️ Timing

Total: 1771ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`129.100.21.77`
NS	3	`ns2.uwo.ca, ns1.uwo.ca...`
TXT	3	`Tech: NOC , Liaison: NOC ...`
SOA	1	`ns1.uwo.ca noc.uwo.ca`

Analysis

IP Addresses

diedrichsenlab.org points to IP number 129.100.21.77.

For instance, other host names astro.uwo.ca, csd.uwo.ca, regularchains.org, scl.csd.uwo.ca and web2.sci.uwo.ca share IP numbers with diedrichsenlab.org.

Name Servers

The delegation for diedrichsenlab.org is handled by three name servers: ns1.uwo.ca, ns2.uwo.ca and ns3.uwo.ca.

diedrichsenlab.org shares name servers with other domains at least partially, for example bookstore.uwo.ca, vm.its.uwo.ca, greathallcatering.ca, 207.100.129.in-addr.arpa and bc.uwo.ca.

These name servers are commonly used with the name servers dns1.robarts.ca and dns2.robarts.ca.

Host names with two IPs:

ns1.uwo.ca points to 2605:500:400:f000:0:12:9100:212 and 129.100.2.12

ns2.uwo.ca points to 2605:500:400:f000:0:12:9100:251 and 129.100.2.51

ns3.uwo.ca points to 2605:500:400:f001:0:12:9100:7479 and 129.100.74.79

diedrichsenlab.org - robtex.com