CF1762579680185-tsm20251105200708

DNSWHOIS.INFO - 4.100.128.in-addr.arpa

Search for IP or hostnames:

4.100.128.in-addr.arpa checked at 2025-11-08T05:28:00.165Z 201ms 51/51/51 100% R:16

4.100.128.in-addr.arpa

NSns2.toronto.edu
A128.100.72.168🇨🇦 UTORONTO-AS
PTRns2.eis.utoronto.ca
NSbay.cs.toronto.edu
A128.100.1.1🇨🇦 UTORONTO-AS
PTRbay.cs.toronto.edu
NSns2.dgp.toronto.edu
A128.100.4.15🇨🇦 UTORONTO-AS
PTRcronus.dgp.toronto.edu
NSns.dgp.toronto.edu
A128.100.4.26🇨🇦 UTORONTO-AS
PTRtelephus.dgp.toronto.edu

100.128.in-addr.arpa

NSns1.d-zone.ca
NSns2.d-zone.ca

Up

Starts with same word

Starts similarily

AI analysis

4.100.128.in-addr.arpa is a parent of 116.4.100.128.in-addr.arpa, 247.4.100.128.in-addr.arpa, 246.4.100.128.in-addr.arpa, 231.4.100.128.in-addr.arpa, 229.4.100.128.in-addr.arpa and several other host names.

4.100.128.in-addr.arpa is delegated to four name servers: ns2.toronto.edu, bay.cs.toronto.edu, ns2.dgp.toronto.edu and ns.dgp.toronto.edu.

4.100.128.in-addr.arpa at least partially shares name servers with other domains, for instance 233.150.142.in-addr.arpa, 31.100.128.in-addr.arpa, 13.100.128.in-addr.arpa, math.toronto.edu and 17.100.128.in-addr.arpa.

These name servers are often used together with the name servers ns7.toronto.edu, tesla.comm.utoronto.ca, dns1.ece.utoronto.ca, dns2.ece.utoronto.ca, dns1.teach.cs.toronto.edu, tesla.comm.toronto.edu, dns1.ece.toronto.edu, dns2.ece.toronto.edu, ns.math.toronto.edu and gpu.utcc.toronto.edu.

Host names with one IP number:

ns2.toronto.edu points to 128.100.72.168

bay.cs.toronto.edu points to 128.100.1.1

ns2.dgp.toronto.edu points to 128.100.4.15

ns.dgp.toronto.edu points to 128.100.4.26

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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