CF1759567333933-tsm20251004075530

WWW.ROBTEX.COM - irdu.nus.edu.sg

Search for IP or hostnames:

irdu.nus.edu.sg checked at 2025-10-04T08:42:13.914Z 1383ms 187/187/187 100% R:23

irdu.nus.edu.sg

MXaspmx.l.google.com
A2607:f8b0:4004:c1b::1b🇺🇸 Google
PTRwv-in-f27.1e100.net
A172.253.63.27🇺🇸 Google
PTRbi-in-f27.1e100.net
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1a🇮🇪 Google
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google
PTRdj-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1a🇧🇪 Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google
PTRws-in-f26.1e100.net
MXalt3.aspmx.l.google.com
A2607:f8b0:4001:c70::1a🇺🇸 Google
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google
PTRyucbful-in-f26.1e100.net
MXalt4.aspmx.l.google.com
A2607:f8b0:4024:c0d::1b🇺🇸 Google
PTRmj-in-f27.1e100.net
A192.178.152.27🇺🇸 Google
PTRmj-in-f27.1e100.net
NSolympus.bic.nus.edu.sg
A137.132.19.100🇸🇬 NUS-AS-AP
PTRolympus.bic.nus.edu.sg
NSmirage.irdu.nus.edu.sg
A137.132.19.24🇸🇬 NUS-AS-AP
PTRmirage.irdu.nus.edu.sg
A137.132.19.24🇸🇬 NUS-AS-AP
PTRmirage.irdu.nus.edu.sg

nus.edu.sg

NSdnssec1.singnet.com.sg
NSdnssec2.singnet.com.sg
NSns1.nus.edu.sg
NSns2.nus.edu.sg
MXnus.in.tmes.trendmicro.com
A45.60.33.225🇺🇸 Thales/Imperva
A45.60.35.225🇺🇸 Thales/Imperva
rank #1775 globally
rank #1 in the tld
This domain name represents the official website of the National University of Singapore, a leading global university located in Singapore. It is primarily used for academic and administrative purposes, providing information about the university's courses, research, events, and services. The ".edu" signifies it is an educational institution, while ".sg" indicates it is based in Singapore.

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AI analysis

irdu.nus.edu.sg is a parent of mirage.irdu.nus.edu.sg.

irdu.nus.edu.sg points to a single IP address: 137.132.19.24.

Other host names, for instance mirage.irdu.nus.edu.sg, share IP numbers with irdu.nus.edu.sg.

irdu.nus.edu.sg is delegated to two name servers: olympus.bic.nus.edu.sg and mirage.irdu.nus.edu.sg.

At least part of the name servers for irdu.nus.edu.sg are shared with other domains, for instance ngs.nus.edu.sg, lsi.nus.edu.sg, 128-191.137.132.137.in-addr.arpa, dbs.nus.edu.sg and bic.nus.edu.sg.

These name servers are commonly used alongside the name servers gene.lsi.nus.edu.sg.

Hostnames with a single IP

olympus.bic.nus.edu.sg resolves to: 137.132.19.100.

mirage.irdu.nus.edu.sg resolves to: 137.132.19.24.

irdu.nus.edu.sg is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

irdu.nus.edu.sg shares mail servers with other domains to some extent, for instance bluebellgroup.com, 1saleaday.com, settlesoft.com and infostrada.hu.

these mail servers are often used together with aspmx2.googleemail.com and aspmx3.googlemail.com.

Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4004:c1b::1b and 172.253.63.27; alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26; alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.26; alt3.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26; alt4.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.27.

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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