CF1757620889696-tsm20250911190711

NSLIST.NET - atcoder.jp

Search for IP or hostnames:

atcoder.jp checked at 2025-09-11T20:01:29.657Z 363ms 176/176/176 100% R:15

atcoder.jp

NSns-96.awsdns-12.com
A2600:9000:5300:6000::1 🇺🇸 Amazon
PTRns-96.awsdns-12.com
A205.251.192.96🇺🇸 Amazon
PTRns-96.awsdns-12.com
MXaspmx2.googlemail.com
A2a00:1450:400b:c02::1a 🇮🇪 Google
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google
PTRdj-in-f26.1e100.net
MXaspmx3.googlemail.com
A2a00:1450:400c:c00::1a 🇧🇪 Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.27🇺🇸 Google
PTRws-in-f27.1e100.net
MXaspmx4.googlemail.com
A2a00:1450:4025:402::1a 🇳🇱 Google
PTRrb-in-f26.1e100.net
A142.250.102.27🇺🇸 Google
PTRrb-in-f27.1e100.net
MXaspmx5.googlemail.com
A2a00:1450:4013:c1c::1a 🇳🇱 Google
PTRyugrqog-in-f26.1e100.net
A192.178.156.26🇺🇸 Google
PTRyugrqog-in-f26.1e100.net
NSns-890.awsdns-47.net
A2600:9000:5303:7a00::1 🇺🇸 Amazon
PTRns-890.awsdns-47.net
A205.251.195.122🇺🇸 Amazon
PTRns-890.awsdns-47.net
NSns-1144.awsdns-15.org
A2600:9000:5304:7800::1 🇺🇸 Amazon
PTRns-1144.awsdns-15.org
A205.251.196.120🇺🇸 Amazon
PTRns-1144.awsdns-15.org
MXaspmx.l.google.com
A2607:f8b0:4004:c25::1b 🇺🇸 Google
PTRyuiadtq-in-f27.1e100.net
A64.233.180.26🇺🇸 Google
PTRon-in-f26.1e100.net
PTRpe-in-f26.1e100.net
NSns-1543.awsdns-00.co.uk
A2600:9000:5306:700::1 🇺🇸 Amazon
PTRns-1543.awsdns-00.co.uk
A205.251.198.7🇺🇸 Amazon
PTRns-1543.awsdns-00.co.uk
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1b 🇮🇪 Google
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google
PTRdj-in-f27.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1b 🇧🇪 Google
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.27🇺🇸 Google
PTRws-in-f27.1e100.net
A3.167.88.65🇺🇸 Amazon
PTRserver-3-167-88-65.iad55.r.cloudfront.net
A3.167.88.67🇺🇸 Amazon
PTRserver-3-167-88-67.iad55.r.cloudfront.net
A3.167.88.98🇺🇸 Amazon
PTRserver-3-167-88-98.iad55.r.cloudfront.net
A3.167.88.129🇺🇸 Amazon
PTRserver-3-167-88-129.iad55.r.cloudfront.net

jp

NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
rank #124284 globally
rank #2066 in the tld

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Starts with same word

Starts similarily

AI analysis

The parent of past.atcoder.jp is atcoder.jp.

atcoder.jp is associated with the following four IP addresses: 3.167.88.65, 3.167.88.67, 3.167.88.98, and 3.167.88.129.

IP numbers are shared between atcoder.jp and other host names such as www.easydoctopdfconverter.com, customapp.org, packages.pushupdate.com, 231.build.acorns.com, and www.entradaweb.com.

Four name servers, ns-96.awsdns-12.com, ns-890.awsdns-47.net, ns-1144.awsdns-15.org, and ns-1543.awsdns-00.co.uk, are delegated to atcoder.jp.

The name servers of atcoder.jp are at least partially shared with other domains such as equinoxfitness.com, rwapitest.com, inkl.com, inforglobe.com, and ask-entrepreneurs.com.

The nameservers ns-152.awsdns-19.com, ns-1281.awsdns-32.org, ns-1768.awsdns-29.co.uk, ns-926.awsdns-51.net, ns-981.awsdns-58.net, ns-1348.awsdns-40.org, ns-2013.awsdns-59.co.uk, ns-857.awsdns-43.net, ns-1461.awsdns-54.org, and ns-1653.awsdns-14.co.uk are frequently utilized in conjunction.

ns-96.awsdns-12.com, 2600:9000:5300:6000::1, and 205.251.192.96 are associated in DNS.

ns-890.awsdns-47.net, 2600:9000:5303:7a00::1, and 205.251.195.122 are also connected in DNS.

ns-1144.awsdns-15.org, 2600:9000:5304:7800::1, and 205.251.196.120 point to each other in DNS.

ns-1543.awsdns-00.co.uk, 2600:9000:5306:700::1, and 205.251.198.7 are linked through DNS as well.

The handling of atcoder.jp is carried out by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com, and alt2.aspmx.l.google.com.

Other domains such as develephant.com, beyondtheinterview.com, 1620.dk, viachi.tw, and netspace.co share at least some mail servers with atcoder.jp.

The mail servers alt3.aspmx.l.google.com and alt4.aspmx.l.google.com are commonly used in conjunction.

aspmx2.googlemail.com points to IP numbers 2a00:1450:400b:c02::1a and 172.253.116.26, aspmx3.googlemail.com points to 2a00:1450:400c:c00::1a and 173.194.76.27, aspmx4.googlemail.com points to 2a00:1450:4025:402::1a and 142.250.102.27, aspmx5.googlemail.com points to 2a00:1450:4013:c1c::1a and 192.178.156.26, aspmx.l.google.com points to 2607:f8b0:4004:c25::1b and 64.233.180.26, alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27, and alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.27.

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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ehLvono CF johedugfp 2025-09-11