ROBTEX.COM - letsencrypt.s3.amazonaws.com
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letsencrypt.s3.amazonaws.com checked at 2025-12-23T10:18:01.817Z 216ms 138/138/138 100% R:11 allDone:true timedOut:false letsencrypt.s3.amazonaws.com
| CNAME | s3-3-w.amazonaws.com | ||||||
| NS | ns-299.awsdns-37.com | ||||||
| A | 2600:9000:5301:2b00::1🇺🇸 Amazon | ||||||
| PTR | ns-299.awsdns-37.com | ||||||
| A | 205.251.193.43🇺🇸 Amazon | ||||||
| PTR | ns-299.awsdns-37.com | ||||||
| NS | ns-687.awsdns-21.net | ||||||
| A | 2600:9000:5302:af00::1🇺🇸 Amazon | ||||||
| PTR | ns-687.awsdns-21.net | ||||||
| A | 205.251.194.175🇺🇸 Amazon | ||||||
| PTR | ns-687.awsdns-21.net | ||||||
| NS | ns-1425.awsdns-50.org | ||||||
| A | 2600:9000:5305:9100::1🇺🇸 Amazon | ||||||
| PTR | ns-1425.awsdns-50.org | ||||||
| A | 205.251.197.145🇺🇸 Amazon | ||||||
| PTR | ns-1425.awsdns-50.org | ||||||
| NS | ns-1573.awsdns-04.co.uk | ||||||
| A | 2600:9000:5306:2500::1🇺🇸 Amazon | ||||||
| PTR | ns-1573.awsdns-04.co.uk | ||||||
| A | 205.251.198.37🇺🇸 Amazon | ||||||
| PTR | ns-1573.awsdns-04.co.uk | ||||||
| A | 3.5.68.240🇮🇪 Amazon | ||||||
| PTR | s3-w.eu-west-1.amazonaws.com | ||||||
| A | 3.5.69.77🇮🇪 Amazon | ||||||
| PTR | s3-w.eu-west-1.amazonaws.com | ||||||
| A | 3.5.69.160🇮🇪 Amazon | ||||||
| PTR | s3-eu-west-1-r-w.amazonaws.com | ||||||
| A | 3.5.71.65🇮🇪 Amazon | ||||||
| PTR | s3-r-w.eu-west-1.amazonaws.com | ||||||
| A | 52.92.18.241🇺🇸 Amazon | ||||||
| PTR | s3-3-w.amazonaws.com | ||||||
| A | 52.92.36.33🇮🇪 Amazon | ||||||
| PTR | s3-3-w.amazonaws.com | ||||||
| A | 52.218.25.242🇮🇪 Amazon | ||||||
| PTR | s3-3-w.amazonaws.com | ||||||
| A | 52.218.44.105🇮🇪 Amazon | ||||||
| PTR | s3-3-w.amazonaws.com | ||||||
s3.amazonaws.com
| NS | ns-63.awsdns-07.com | ||||||
| NS | ns-771.awsdns-32.net | ||||||
| NS | ns-1300.awsdns-34.org | ||||||
| NS | ns-1579.awsdns-05.co.uk | ||||||
| A | 3.5.22.87🇺🇸 Amazon | ||||||
| A | 3.5.22.201🇺🇸 Amazon | ||||||
| A | 52.216.244.38🇺🇸 Amazon | ||||||
| A | 52.217.119.120🇺🇸 Amazon | ||||||
| A | 52.217.123.160🇺🇸 Amazon | ||||||
| A | 52.217.141.184🇺🇸 Amazon | ||||||
| A | 52.217.167.136🇺🇸 Amazon | ||||||
| A | 54.231.161.240🇺🇸 Amazon | ||||||
Up
testing.letsencrypt.s3.amazonaws.com |
Starts with same word
letsencrypt.com |
letsencrypt.io |
letsencrypt.eu.com |
letsencrypt.s3.amazonaws.com |
letsencrypt.email |
letsencrypt.de |
letsencrypt.net |
letsencrypt.org |
letsencrypt.cc |
letsencrypt.jp |
letsencrypt.us |
Starts similarily
AI analysis
letsencrypt.s3.amazonaws.com is the parent of testing.letsencrypt.s3.amazonaws.com.
Eight IP numbers are pointed to by letsencrypt.s3.amazonaws.com: 3.5.68.240, 3.5.69.77, 3.5.69.160, 3.5.71.65, 52.92.18.241, 52.92.36.33, 52.218.25.242 and 52.218.44.105.
Other host names share IP numbers with letsencrypt.s3.amazonaws.com; for instance s3-3-w.amazonaws.com.
letsencrypt.s3.amazonaws.com is delegated to four name servers: ns-299.awsdns-37.com, ns-687.awsdns-21.net, ns-1425.awsdns-50.org and ns-1573.awsdns-04.co.uk.
letsencrypt.s3.amazonaws.com shares some name servers with other domains, for example axisbase.net, d3l5kqzip91o6t.cloudfront.net, d1a5gl5gxfy8r5.cloudfront.net, freeonlinegames.com.au and aws-cof-fs-core-pub-prd-waf-uw2.capitalonegslbex.com.
These name servers are commonly used with the name servers ns-45.awsdns-05.com, ns-1087.awsdns-07.org, ns-1772.awsdns-29.co.uk, ns-1301.awsdns-34.org, ns-320.awsdns-40.com and ns-288.awsdns-36.com.
Host names with two IP numbers
Two IPs per host:
ns-299.awsdns-37.com points to 2600:9000:5301:2b00::1 and 205.251.193.43
ns-687.awsdns-21.net points to 2600:9000:5302:af00::1 and 205.251.194.175
ns-1425.awsdns-50.org points to 2600:9000:5305:9100::1 and 205.251.197.145
ns-1573.awsdns-04.co.uk points to 2600:9000:5306:2500::1 and 205.251.198.37