Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 50 (from laksa001)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa050.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 = 93 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://comtechies.com/semrush-vs-ahrefs/\')), getAhrefsUnparsedNoserviceFromURL(\'https://comtechies.com/semrush-vs-ahrefs/\'))) FORMAT JSONEachRow'

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.2 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://comtechies.com/semrush-vs-ahrefs/
Last Crawled	2026-05-27 16:29:02 (6 days ago)
First Indexed	2025-08-26 00:31:00 (9 months ago)
HTTP Status Code	200
Content
Meta Title	Semrush Vs Ahrefs: Which SEO Tool is Best in 2026?
Meta Description	Semrush vs Ahrefs: I'm going to compare these two highly used SEO tools. Let's see which tool is best suited for you and the SEO.
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	en
Author	Aljin Vijayan
Publish Time	2026-02-13 13:21:00 (3 months ago)
Original Publish Time	2025-08-26 00:31:00 (9 months ago)
Republished	Yes
Word Count (Total)	1,766
Word Count (Content)	1,364
Links
External Links	11
Internal Links	36
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	94
TTFB (ms)	93
Download Size (bytes)	15,093
Location
Host ID	50 (laksa050)
Partition ID	93
Root Hash	16156951061860778650
Unparsed URL	com,comtechies!/semrush-vs-ahrefs/ s443

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1. Shard Calculation

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2. Crawled Status Check

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3. Robots.txt Check

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Response:

4. Spam/Ban Check

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Response:

5. Seen Status Check

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