ROBTEX.COM - master21.academy

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master21.academy checked at 2025-12-08T18:10:15.520Z 1630ms 155/155/155 100% R:8 allDone:true timedOut:false

`master21.academy`

NS	`ns1.dnsimple.com`
		A	2400:cb00:2049:1::a29f:1804^{🇺🇸 Cloudflare}
			PTR	`ns1.dnsimple.com`
		A	162.159.24.4^Cloudflare
			PTR	`ns1.dnsimple.com`
NS	`ns3.dnsimple.com`
		A	2400:cb00:2049:1::a29f:1a04^{🇺🇸 Cloudflare}
			PTR	`ns3.dnsimple.com`
		A	162.159.26.4^Cloudflare
			PTR	`ns3.dnsimple.com`
MX	`mx1.improvmx.com`
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon}
		A	13.37.195.136^{🇫🇷 Amazon}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon}
		A	13.36.107.63^{🇫🇷 Amazon}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
NS	`ns2.dnsimple-edge.net`
		A	2620:111:8005::53^{🇺🇸 AS32771}
		A	199.247.153.53^{🇺🇸 AS32771}
NS	`ns4.dnsimple-edge.org`
		A	2620:111:8007::53^{🇺🇸 AS32771}
		A	199.247.155.53^{🇺🇸 AS32771}
A	3.33.249.164^{🇺🇸 Amazon}
		PTR	`aa415c6ca9a0cf0bf.awsglobalaccelerator.com`
A	15.197.253.240^{🇺🇸 Amazon}
		PTR	`aa415c6ca9a0cf0bf.awsglobalaccelerator.com`
A	52.223.53.203^{🇺🇸 Amazon}
		PTR	`aac3fde1e70d827ee.awsglobalaccelerator.com`
A	99.83.185.157^{🇺🇸 Amazon}
		PTR	`aac3fde1e70d827ee.awsglobalaccelerator.com`

`academy`

	NS	`v0n0.nic.academy`
	NS	`v0n1.nic.academy`
	NS	`v0n2.nic.academy`
	NS	`v0n3.nic.academy`
	NS	`v2n0.nic.academy`
	NS	`v2n1.nic.academy`

Starts with same word

master21.academy

master21.com

Starts similarily

21stream.com

stream21.it

master12.com

master12.com.br

master21.academy

stream21.com

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12stream.de

12stream.at

stream21.net

AI analysis

master21.academy resolves to four IP numbers: 3.33.249.164, 15.197.253.240, 52.223.53.203 and 99.83.185.157.

Other host names such as ibicasa.com, quqa.ch, dent.global.herokudns.com, qvin.ch and nebu.it share IPs with master21.academy.

master21.academy is delegated to four name servers: ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.

master21.academy at least partially shares name servers with other domains, for instance grubjar.com, relres.com, aragoncpas.com, iilab.org and ecl.bm.

These name servers are commonly used with ns2.dnsimple.com and ns4.dnsimple.com.

Host names with two IP numbers: ns1.dnsimple.com points to 2400:cb00:2049:1::a29f:1804 and 162.159.24.4; ns3.dnsimple.com points to 2400:cb00:2049:1::a29f:1a04 and 162.159.26.4; ns2.dnsimple-edge.net points to 2620:111:8005::53 and 199.247.153.53; ns4.dnsimple-edge.org points to 2620:111:8007::53 and 199.247.155.53.

master21.academy is handled by two mail servers: mx1.improvmx.com and mx2.improvmx.com.

The mail server setup for master21.academy matches that of other domains, for instance tcis.com.ar, connectremark.com, setiafastferry.com, kaybee.org and swift-bit.com.

master21.academy shares at least partially some mail servers with other domains, including booksjugaad.com, fmck.nu, rx-s.org, gfg.pr and pagebooster.net.

Host names with six IP numbers:

mx1.improvmx.com points to 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45.

mx2.improvmx.com points to 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92.