CF1757193086145-tsm20250906182357

DNSWHOIS.INFO - istudy.co.jp

Search for IP or hostnames:

istudy.co.jp checked at 2025-09-06T21:11:26.124Z 244ms 141/141/141 100% R:14

istudy.co.jp

NSns-128.awsdns-16.com
A2600:9000:5300:8000::1 🇺🇸 Amazon
PTRns-128.awsdns-16.com
A205.251.192.128🇺🇸 Amazon
PTRns-128.awsdns-16.com
MXaspmx2.googlemail.com
A2a00:1450:400b:c02::1a 🇮🇪 Google
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google
PTRdj-in-f27.1e100.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
NSns-790.awsdns-34.net
A2600:9000:5303:1600::1 🇺🇸 Amazon
PTRns-790.awsdns-34.net
A205.251.195.22🇺🇸 Amazon
PTRns-790.awsdns-34.net
NSns-1335.awsdns-38.org
A2600:9000:5305:3700::1 🇺🇸 Amazon
PTRns-1335.awsdns-38.org
A205.251.197.55🇺🇸 Amazon
PTRns-1335.awsdns-38.org
MXaspmx.l.google.com
A2607:f8b0:4004:c0b::1a 🇺🇸 Google
PTRbj-in-f26.1e100.net
A142.251.16.26🇺🇸 Google
PTRbl-in-f26.1e100.net
NSns-1666.awsdns-16.co.uk
A2600:9000:5306:8200::1 🇺🇸 Amazon
PTRns-1666.awsdns-16.co.uk
A205.251.198.130🇺🇸 Amazon
PTRns-1666.awsdns-16.co.uk
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1b 🇮🇪 Google
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google
PTRdj-in-f26.1e100.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
A54.174.62.9🇺🇸 Amazon

co.jp

AI analysis

The parent of message.istudy.co.jp is istudy.co.jp.

istudy.co.jp is associated with the IP address 54.174.62.9.

The IP numbers of istudy.co.jp are also shared with other host names such as isolitesystems.com, donorpro.com, greatmailinglists.com, leadplus.net, and forstaff.fr.

The four name servers to which istudy.co.jp is delegated are ns-128.awsdns-16.com, ns-790.awsdns-34.net, ns-1335.awsdns-38.org, and ns-1666.awsdns-16.co.uk.

Other domains, such as finca.jo, changirecommends.com, plaid.uk, d1da5lc6904jsc.cloudfront.net, and d1f6tmrojmnsdu.cloudfront.net, share at least a part of their name servers with istudy.co.jp.

The name servers ns-1446.awsdns-52.org, ns-476.awsdns-59.com, ns-839.awsdns-40.net, ns-1381.awsdns-44.org, ns-1140.awsdns-14.org, ns-800.awsdns-36.net, ns-866.awsdns-44.net, ns-1032.awsdns-01.org, ns-1230.awsdns-25.org, and ns-1923.awsdns-48.co.uk are commonly utilized together.

ns-128.awsdns-16.com, ns-790.awsdns-34.net, ns-1335.awsdns-38.org, and ns-1666.awsdns-16.co.uk all point to two IP numbers each: 2600:9000:5300:8000::1 and 205.251.192.128, 2600:9000:5303:1600::1 and 205.251.195.22, 2600:9000:5305:3700::1 and 205.251.197.55, 2600:9000:5306:8200::1 and 205.251.198.130 respectively.

Five mail servers, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com, and alt2.aspmx.l.google.com, manage istudy.co.jp.

Some mail servers are at least partially shared by istudy.co.jp with other domains such as gabfire.com, ritamarmor.com, goring.com, cpna.wpengine.com, and limperonline.de.

The mail servers aspmx4.googlemail.com, aspmx5.googlemail.com, alt3.aspmx.l.google.com, and alt4.aspmx.l.google.com are frequently used in conjunction.

aspmx2.googlemail.com resolves to the IP addresses 2a00:1450:400b:c02::1a and 172.253.116.27, while aspmx3.googlemail.com resolves to 2a00:1450:400c:c00::1a and 173.194.76.27. Similarly, aspmx.l.google.com resolves to 2607:f8b0:4004:c0b::1a and 142.251.16.26, and alt1.aspmx.l.google.com to 2a00:1450:400b:c02::1b and 172.253.116.26. Lastly, 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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JItDASb CF johedugfp 2025-09-06