ℹ️ Skipped - page is already crawled
| Filter | Status | Condition | Details |
|---|---|---|---|
| HTTP status | PASS | download_http_code = 200 | HTTP 200 |
| Age cutoff | PASS | download_stamp > now() - 6 MONTH | 1.4 months ago |
| History drop | PASS | isNull(history_drop_reason) | No drop reason |
| Spam/ban | PASS | fh_dont_index != 1 AND ml_spam_score = 0 | ml_spam_score=0 |
| Canonical | PASS | meta_canonical IS NULL OR = '' OR = src_unparsed | Not set |
| Property | Value | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| URL | https://www.nhlbi.nih.gov/health/sleep/how-much-sleep | |||||||||
| Last Crawled | 2026-04-21 07:50:12 (1 month ago) | |||||||||
| First Indexed | 2022-04-07 15:41:50 (4 years ago) | |||||||||
| HTTP Status Code | 200 | |||||||||
| Content | ||||||||||
| Meta Title | How Sleep Works - How Much Sleep Is Enough? | NHLBI, NIH | |||||||||
| Meta Description | Learn about how sleep works, and how many hours of sleep to get each night--no matter what your age. | |||||||||
| Meta Canonical | null | |||||||||
| Boilerpipe Text | heavy column, fetched on demand | |||||||||
| Markdown | heavy column, fetched on demand | |||||||||
| Readable Markdown | heavy column, fetched on demand | |||||||||
| ML Classification | ||||||||||
| ML Categories |
Raw JSON{
"/Health": 991,
"/Health/Mental_Health": 402,
"/Health/Mental_Health/Other": 269
} | |||||||||
| ML Page Types |
Raw JSON{
"/Article": 955,
"/Article/How_to": 682
} | |||||||||
| ML Intent Types |
Raw JSON{
"Informational": 999
} | |||||||||
| Content Metadata | ||||||||||
| Language | en | |||||||||
| Author | null | |||||||||
| Publish Time | 2022-03-24 12:00:00 (4 years ago) | |||||||||
| Original Publish Time | 2022-03-24 12:00:00 (4 years ago) | |||||||||
| Republished | No | |||||||||
| Word Count (Total) | 671 | |||||||||
| Word Count (Content) | 209 | |||||||||
| Links | ||||||||||
| External Links | 11 | |||||||||
| Internal Links | 67 | |||||||||
| Technical SEO | ||||||||||
| Meta Nofollow | No | |||||||||
| Meta Noarchive | No | |||||||||
| JS Rendered | Yes | |||||||||
| Redirect Target | null | |||||||||
| Performance | ||||||||||
| Download Time (ms) | 1,229 | |||||||||
| TTFB (ms) | 1,222 | |||||||||
| Download Size (bytes) | 16,086 | |||||||||
| Location | ||||||||||
| Host ID | 129 (laksa129) | |||||||||
| Partition ID | 63 | |||||||||
| Root Hash | 7295144728021232729 | |||||||||
| Unparsed URL | gov,nih!nhlbi,www,/health/sleep/how-much-sleep s443 | |||||||||