WWW.RTSAK.COM - cert.org

Search for IP or hostnames:

cert.org checked at 2025-11-19T07:25:58.530Z 1787ms 100/100/100 100% R:11 allDone:true timedOut:false

`cert.org`

NS	`ns-28.awsdns-03.com`
		A	2600:9000:5300:1c00::1 ^{🇺🇸 Amazon}
			PTR	`ns-28.awsdns-03.com`
		A	205.251.192.28^{🇺🇸 Amazon}
			PTR	`ns-28.awsdns-03.com`
NS	`ns-916.awsdns-50.net`
		A	2600:9000:5303:9400::1 ^{🇺🇸 Amazon}
			PTR	`ns-916.awsdns-50.net`
		A	205.251.195.148^{🇺🇸 Amazon}
			PTR	`ns-916.awsdns-50.net`
NS	`ns-1403.awsdns-47.org`
		A	2600:9000:5305:7b00::1 ^{🇺🇸 Amazon}
			PTR	`ns-1403.awsdns-47.org`
		A	205.251.197.123^{🇺🇸 Amazon}
			PTR	`ns-1403.awsdns-47.org`
MX	`tilton.sei.cmu.edu`
		A	147.72.252.13^{🇺🇸 Carnegie Mellon University}
			PTR	`tilton.sei.cmu.edu`
MX	`tingley.sei.cmu.edu`
		A	147.72.252.12^{🇺🇸 Carnegie Mellon University}
			PTR	`tingley.sei.cmu.edu`
NS	`ns-1794.awsdns-32.co.uk`
		A	2600:9000:5307:200::1 ^{🇺🇸 Amazon}
			PTR	`ns-1794.awsdns-32.co.uk`
		A	205.251.199.2^{🇺🇸 Amazon}
			PTR	`ns-1794.awsdns-32.co.uk`
A	147.72.252.242^{🇺🇸 Carnegie Mellon University}
		PTR	`www.cert.org`

`org`

	NS	`a0.org.afilias-nst.info`
	NS	`a2.org.afilias-nst.info`
	NS	`c0.org.afilias-nst.info`
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`d0.org.afilias-nst.org`

rank #4653 globally
rank #544 in the tld

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AI analysis

cert.org is a parent of www.cert.org, securecoding.cert.org, scud-cerberus.cert.org, forms.cert.org, cerberus-scud.cert.org and a few other host names.

cert.org points to a single IP: 147.72.252.242.

Other host names, such as www.cert.org, share IP numbers with cert.org.

cert.org's delegation is handled by four name servers: ns-28.awsdns-03.com, ns-916.awsdns-50.net, ns-1403.awsdns-47.org and ns-1794.awsdns-32.co.uk.

cert.org partially shares name servers with other domains; examples include uk.streamvia.com, d3sxey1psjc2z6.cloudfront.net, theautry.org, seff.com and blomfieldgroup.com.

These name servers are commonly paired with ns-1116.awsdns-11.org, ns-836.awsdns-40.net, ns-1935.awsdns-49.co.uk, ns-1914.awsdns-47.co.uk, ns-245.awsdns-30.com, ns-33.awsdns-04.com and ns-13.awsdns-01.com.

Host names with two IPs:

ns-28.awsdns-03.com points to 2600:9000:5300:1c00::1 and 205.251.192.28

ns-916.awsdns-50.net points to 2600:9000:5303:9400::1 and 205.251.195.148

ns-1403.awsdns-47.org points to 2600:9000:5305:7b00::1 and 205.251.197.123

ns-1794.awsdns-32.co.uk points to 2600:9000:5307:200::1 and 205.251.199.2

cert.org is handled by two mail servers: tilton.sei.cmu.edu and tingley.sei.cmu.edu.

cert.org uses the same mail server setup as other domains, for example sei.cmu.edu.

Host names with one IP number: The host name tilton.sei.cmu.edu points to 147.72.252.13 and the host name tingley.sei.cmu.edu points to 147.72.252.12.

dbq