cert.org - robtex.com
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cert.org checked at 2026-01-16T10:21:53.534Z 464ms 100/100/100 100% R:19 allDone:true timedOut:false cfaller:c4ad4691/19:ce7d36d0:6:16161:-:-:-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🇺🇸 CMU-ROUTER | ||||||
| PTR | tilton.sei.cmu.edu | ||||||
| MX | tingley.sei.cmu.edu | ||||||
| A | 147.72.252.12🇺🇸 CMU-ROUTER | ||||||
| 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🇺🇸 CMU-ROUTER | ||||||
| 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 #576 in the tld
Up
www.cert.org |
search.cert.org |
securecoding.cert.org |
scud-cerberus.cert.org |
pki.cert.org |
forms.cert.org |
cerberus-scud.cert.org |
routeviews-mirror.cert.org |
Starts with same word
Starts similarily
AI analysis
cert.org is a parent of www.cert.org, search.cert.org, securecoding.cert.org, scud-cerberus.cert.org and pki.cert.org, plus a few other host names.
cert.org resolves to one IP number: 147.72.252.242.
Other host names, for example www.cert.org, share IP numbers with cert.org.
cert.org delegates to 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 at least partially shares name servers with other domains, including uk.streamvia.com, d3sxey1psjc2z6.cloudfront.net, theautry.org, seff.com and blomfieldgroup.com.
these name servers are commonly used alongside the name servers ns-1116.awsdns-11.org, ns-836.awsdns-40.net, ns-1935.awsdns-49.co.uk, ns-1914.awsdns-47.co.uk and ns-33.awsdns-04.com.
Host names with two IP numbers: 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 served by two mail servers tilton.sei.cmu.edu and tingley.sei.cmu.edu.
cert.org shares the same mail server setup as other domains, for example sei.cmu.edu.
Host names with a single IP address: tilton.sei.cmu.edu points to 147.72.252.13; tingley.sei.cmu.edu points to 147.72.252.12.