mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler))

[[TODO: MAP ONE SENTENCE SUMMARY]]

Category: [[TODO: MAP CATEGORY]] Avg 1.1 req/min Seen on 41 systems 484 observed requests 3 exact variants First seen August 4, 2026 Last seen October 19, 2026

[[TODO: MAP INTRODUCTION PARAGRAPH 1]]

[[TODO: MAP INTRODUCTION PARAGRAPH 2]]

What is mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler))?

[[TODO: MAP DEFINITION SUMMARY]]

[[TODO: MAP SHORT REFERENCE SUMMARY]]

Analyst summary: [[TODO: MAP ANALYST REPORT SUMMARY]]
User-agent
mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler))
Observed source IPs
0
Observed requests
484
Source networks
25
Exact variants
3
Latest hit count
294
Latest miss count
14
Latest 404 count
0
Unique paths
5
Related campaigns
[[TODO: MAP RELATED CAMPAIGN COUNT]]

Observed exact user-agent strings

mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler)) First seen August 4, 2026 · Last seen October 19, 2026
mozilla/5.0 (windows nt 10.0; win64; x64; rv:145.0) gecko/20100101 firefox/145.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler)) First seen August 29, 2026 · Last seen October 18, 2026
mozilla windows gecko firefox compatible meta webindexer https developers facebook docs sharing webmasters crawler First seen August 15, 2026 · Last seen August 20, 2026

Behavior profile

[[TODO: MAP BEHAVIOR PROFILE INTRO]]

Category
[[TODO: MAP CATEGORY]]
Average request rate
1.1 requests per minute
HTTP and HTTPS support
[[TODO: MAP HTTP HTTPS SUPPORT]]
HTTP version support
[[TODO: MAP PROTOCOL SUPPORT SUMMARY]]
Redirect behavior
[[TODO: MAP REDIRECT BEHAVIOR]]
Robots.txt behavior
[[TODO: MAP ROBOTS TXT BEHAVIOR]]
Crawl-rate behavior
[[TODO: MAP CRAWL RATE BEHAVIOR]]
JavaScript execution
[[TODO: MAP JAVASCRIPT SUPPORT]]
Form submission activity
[[TODO: MAP FORM SUBMISSION ACTIVITY]]
Malformed URL requests
[[TODO: MAP MALFORMED URL BEHAVIOR]]
HTTP/1.0: [[TODO: MAP HTTP 1.0 SUPPORT]] HTTP/1.1: [[TODO: MAP HTTP 1.1 SUPPORT]] HTTP/2: [[TODO: MAP HTTP 2 SUPPORT]] HTTP/3: [[TODO: MAP HTTP 3 SUPPORT]] [[TODO: MAP HEADER ORDER FINGERPRINTED]]

Source distribution

[[TODO: MAP SOURCE DISTRIBUTION INTRO]]

Top countries

Country Networks Site sightings Share
Ireland 20 72 91.7%
United States 4 12 8.1%
Unknown 1 1 0.2%

Top ASNs

ASN Organization Networks Share
AS32934 [[TODO: MAP ASN ORGANIZATION]] 24 99.8%

Top datacenters

Provider Type Snapshots Share

Representative source IPs

[[TODO: MAP REPRESENTATIVE IPS INTRO]]

HTTP fingerprint and request characteristics

[[TODO: MAP HTTP FINGERPRINT INTRO]]

Observed header order
[[TODO: MAP HTTP HEADER ORDER SUMMARY]]
Common headers sent
[[TODO: MAP COMMON HEADERS SUMMARY]]
TLS and HTTPS behavior
[[TODO: MAP TLS HTTPS SUMMARY]]
URL normalization behavior
[[TODO: MAP URL NORMALIZATION SUMMARY]]
Malformed request patterns
[[TODO: MAP MALFORMED REQUEST SUMMARY]]
[[TODO: MAP OBSERVED HTTP HEADERS]]

Observed sample requests

[[TODO: MAP SAMPLE REQUESTS INTRO]]

GET
/top-8-airport-lounges-los-angeles-international-airport-lax/
Status pattern: HTTP 200
Seen 1 times, Last seen September 29, 2026
GET
/historic-milestone-msc-turkiye-one-worlds-largest-cargo-ships-arrives-vizhinjam/
Status pattern: HTTP 200
Seen 1 times, Last seen September 26, 2026
GET
/connecticut-child-seat-rules-complete-guide-parents-drivers/
Status pattern: HTTP 200
Seen 1 times, Last seen September 26, 2026
GET
/sitemap.rss
Status pattern: HTTP 404
Seen 1 times, Last seen August 20, 2026
POST
/wp-json/pum/v1/analytics/?event=open&pid=271484&_cache=hex_value
Status pattern: HTTP 403
Seen 2 times, Last seen August 17, 2026
POST
/?wc-ajax=get_refreshed_fragments&time=hex_value
Status pattern: HTTP 200
Seen 2 times, Last seen August 17, 2026
GET
/glass-doors/
Status pattern: HTTP 200
Seen 1 times, Last seen August 17, 2026
GET
/?p=261518
Status pattern: HTTP 404
Seen 1 times, Last seen August 17, 2026
GET
/fr/17786/
Status pattern: HTTP 200
Seen 1 times, Last seen August 16, 2026
GET
/fr/
Status pattern: HTTP 301
Seen 1 times, Last seen August 16, 2026
GET
/shop/page/19/?add_to_wishlist=1539&_wpnonce=%2A%2A%2A&add-to-cart=1703
Status pattern: HTTP 200
Seen 1 times, Last seen August 15, 2026
GET
/shop/page/20/?add_to_wishlist=1236&_wpnonce=%2A%2A%2A&add-to-cart=1450
Status pattern: HTTP 200
Seen 1 times, Last seen August 15, 2026

Related campaigns and associations

[[TODO: MAP RELATED CAMPAIGNS INTRO]]

[[TODO: MAP RELATED CAMPAIGN NAME]]

[[TODO: MAP RELATED CAMPAIGN SUMMARY]]
Related IPs: [[TODO: MAP RELATED CAMPAIGN IP COUNT]], Systems seen: [[TODO: MAP RELATED CAMPAIGN SYSTEMS SEEN]]
Confidence: [[TODO: MAP RELATED CAMPAIGN CONFIDENCE]]

Detailed analyst report

[[TODO: MAP ANALYST REPORT PARAGRAPH 1]]

[[TODO: MAP ANALYST REPORT PARAGRAPH 2]]

[[TODO: MAP ANALYST REPORT PARAGRAPH 3]]

Frequently asked questions about mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler))

What is mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler))?

[[TODO: MAP FAQ WHAT IS ANSWER]]

Is mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler)) considered malicious?

[[TODO: MAP FAQ MALICIOUS ANSWER]]

Does mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler)) respect robots.txt and crawl-rate controls?

[[TODO: MAP FAQ ROBOTS ANSWER]]

What infrastructure is commonly associated with mozilla/5.0 (windows nt 10.0; win64; x64; rv:147.0) gecko/20100101 firefox/147.0 (compatible; meta-webindexer/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler))?

[[TODO: MAP FAQ INFRASTRUCTURE ANSWER]]