papersizes.org
papersizes.org is a live English-language website hosted on Amazon.com, Inc. (AS16509) in Singapore, served by IIS. cl0q first saw it on 2026-06-24 and last crawled it on 2026-07-15. It resolves to 52.221.42.138 and has mail (MX) records set up. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
International Paper Sizes, Formats & Standards Explained
An explanation of the ISO 216 paper size format standard, including definition of A series paper sizes (A3, A4, A5 etc)
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-06-24 |
| Last crawled | 2026-07-15 |
| IPv4 | 52.221.42.138 |
| IPv6 | 2600:1f13:393:63e:d83b:f450:487:59b6 |
| Network | AS16509 Amazon.com, Inc. · Singapore |
| Mail (MX) | ezmail.papersizes.org |
| Language | en |
| Server | Microsoft-IIS/10.0 |