Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 73 (from laksa042)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa073.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, meta_canonical AS meta_canonical, ml_categories_json AS ml_categories_json, ml_types_json AS ml_types_json, ml_intent_types_json AS ml_intent_types_json, meta_language AS meta_language, attrs_author AS attrs_author, ifNull(toUnixTimestamp(attrs_publish_time), 0) AS attrs_publish_time, ifNull(toUnixTimestamp(attrs_original_publish_time), 0) AS attrs_original_publish_time, ifNull(attrs_is_republished, 0) AS attrs_is_republished, ifNull(attrs_nr_words, 0) AS attrs_nr_words, ifNull(attrs_boilerpipe_nr_words, 0) AS attrs_boilerpipe_nr_words, ifNull(body_ext_links_number, 0) AS body_ext_links_number, ifNull(body_int_links_number, 0) AS body_int_links_number, ifNull(meta_nofollow, 0) AS meta_nofollow, ifNull(meta_noarchive, 0) AS meta_noarchive, ifNull(props_was_rendered, 0) AS props_was_rendered, ifNull(src_redirect, \'\') AS src_redirect, ifNull(download_time_msec, 0) AS download_time_msec, ifNull(download_ttfb_msec, 0) AS download_ttfb_msec, ifNull(download_size, 0) AS download_size FROM crawler3.page_info_local FINAL PREWHERE int_partition_id = 96 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.rfa.org/korean/in_focus/nktour-09162022160831.html\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.rfa.org/korean/in_focus/nktour-09162022160831.html\'))) FORMAT JSONEachRow'

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	FAIL	`download_stamp > now() - 6 MONTH`	11.9 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.rfa.org/korean/in_focus/nktour-09162022160831.html
Last Crawled	2025-06-10 12:51:52 (11 months ago)
First Indexed	2022-09-19 07:37:18 (3 years ago)
HTTP Status Code	200
Content
Meta Title	마지막 북한여행 다녀온 미국인이 북 주민에 하고픈 말은... – RFA 자유아시아방송
Meta Description	2017년 미국의 북한 여행 금지조치 발효 직전에 마지막으로 북한을 다녀온 미국인이 자신의 북한 여행 경험을 토대로 바라본 남북 분단의 현실을 다큐멘터리 즉, 기록영화로 제작해 처음으로 공개했습니다.
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	null
ML Page Types	null
ML Intent Types	null
Content Metadata
Language	ko
Author	null
Publish Time	2022-09-16 18:50:00 (3 years ago)
Original Publish Time	2022-09-16 18:50:00 (3 years ago)
Republished	No
Word Count (Total)	675
Word Count (Content)	444
Links
External Links	1
Internal Links	49
Technical SEO
Meta Nofollow	No
Meta Noarchive	Yes
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	708
TTFB (ms)	706
Download Size (bytes)	19,996
Location
Host ID	73 (laksa073)
Partition ID	96
Root Hash	17839135087589999273
Unparsed URL	org,rfa!www,/korean/in_focus/nktour-09162022160831.html s443

🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

1. Shard Calculation

Query:

Response:

2. Crawled Status Check

Query:

Response:

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

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