class1.jp - robtex.com

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class1.jp checked at 2026-01-12T07:16:13.215Z 2405ms 110/110/110 100% R:13 allDone:true timedOut:false cfaller:91df1c55/6:ab04288b:20509:-

`class1.jp`

NS	`ns-403.awsdns-50.com`
		A	2600:9000:5301:9300::1^{🇺🇸 Amazon}
			PTR	`ns-403.awsdns-50.com`
		A	205.251.193.147^{🇺🇸 Amazon}
			PTR	`ns-403.awsdns-50.com`
NS	`ns-822.awsdns-38.net`
		A	2600:9000:5303:3600::1^{🇺🇸 Amazon}
			PTR	`ns-822.awsdns-38.net`
		A	205.251.195.54^{🇺🇸 Amazon}
			PTR	`ns-822.awsdns-38.net`
NS	`ns-1303.awsdns-34.org`
		A	2600:9000:5305:1700::1^{🇺🇸 Amazon}
			PTR	`ns-1303.awsdns-34.org`
		A	205.251.197.23^{🇺🇸 Amazon}
			PTR	`ns-1303.awsdns-34.org`
MX	`inbound-smtp.us-east-1.amazonaws.com`
		A	3.211.210.226^{🇺🇸 Amazon}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
NS	`ns-1975.awsdns-54.co.uk`
		A	2600:9000:5307:b700::1^{🇺🇸 Amazon}
			PTR	`ns-1975.awsdns-54.co.uk`
		A	205.251.199.183^{🇺🇸 Amazon}
			PTR	`ns-1975.awsdns-54.co.uk`
A	52.199.90.154^{🇯🇵 Amazon}
		PTR	`ec2-52-199-90-154.ap-northeast-1.compute.amazonaws.com`

`jp`

	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`

Starts with same word

class1.com.br

class1.com

class1.co.kr

class1.media

class1.dk

class1.co.uk

class1.jp

class1.net

class1.fi

class1.ru

class1.cn

class1.de

class1.cz

class1.k12.ar.us

Starts similarily

1class.dk

class1.jp

1class.net

class1.net

class1.fi

1class.it

class1.ru

class1.cn

1class.co.uk

1class.ru

1class.kg

1class.com

1class.de

class1.de

class1.cz

class1.k12.ar.us

1class.co.il

class1.com.br

class1.com

1class.at

class1.co.kr

1class.se

class1.media

1class.ro

class1.dk

1class.app

1class.su

class1.co.uk

AI analysis

class1.jp points to a single IP: 52.199.90.154.

class1.jp's delegation is handled by four name servers: ns-403.awsdns-50.com, ns-822.awsdns-38.net, ns-1303.awsdns-34.org and ns-1975.awsdns-54.co.uk.

class1.jp partially shares name servers with other domains; examples include chriistianmingle.net, tomroffe.com, wendlandag.com, photoviews.com and d2nde9dmj1s6yc.cloudfront.net.

These name servers are commonly used alongside ns-1179.awsdns-19.org, ns-310.awsdns-38.com, ns-1749.awsdns-26.co.uk, ns-709.awsdns-24.net, ns-748.awsdns-29.net, ns-1550.awsdns-01.co.uk, ns-976.awsdns-58.net, ns-666.awsdns-19.net, ns-1127.awsdns-12.org and ns-1161.awsdns-17.org.

Host names with two IPs:

ns-403.awsdns-50.com points to 2600:9000:5301:9300::1 and 205.251.193.147

ns-822.awsdns-38.net points to 2600:9000:5303:3600::1 and 205.251.195.54

ns-1303.awsdns-34.org points to 2600:9000:5305:1700::1 and 205.251.197.23

ns-1975.awsdns-54.co.uk points to 2600:9000:5307:b700::1 and 205.251.199.183

class1.jp is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

class1.jp has the same mail server setup as other domains, including credcannon.com, samthompsonlodge.com, compeffi.com, katom.slack.com and khatibus.slack.com.

class1.jp shares some mail servers with other domains, at least partially, such as projectsboard.atlassian.net, bitgoinc.atlassian.net, agnggroup.com, cashbaba.com.bd and mstrmnd.atlassian.net.

These mail servers are commonly used with mail servers inbound-smtp.us-west-2.amazonaws.com, 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.

The host name inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.