User-Agent

node

first seen 2026-06-17 02:46 · last seen 2026-09-15 23:51 · JSON

Distinct clients per day (last 30 days, peak 1/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

Browser / clientnode
Noteinferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above

Co-observed signals

Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.

TLS ClientHello (JA4)

fingerprintco-occurrences
t13d5212h1_b262b3658495_8e6e362c5eac Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 24.19.0, node-fetch 22.23.1, node-fetch 24.21.0, +6 more.The fingerprint page shows the full measured match list. More on the catalog.11
t13d5911h1_a33745022dd6_1f22a2ca17c4 Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 23.11.1.The fingerprint page shows the full measured match list. More on the catalog.4
t13d5311h1_ed6c8d7875f9_518fb456ca592

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn07*000_4ae0f4a72b53_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 24.19.0, node-fetch 24.21.0, node-fetch 24.20.0, +5 more.The fingerprint page shows the full measured match list. More on the catalog.5
ge11nn06*000_6c48cf242120_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 22.22.3.The fingerprint page shows the full measured match list. More on the catalog.3
he11nn07*000_4ae0f4a72b53_000000000000_0000000000003
ge11nn11*000_b9feaac0ca1c_000000000000_0000000000001
he11nn09*000_873be43fca5d_000000000000_0000000000001
ge11nn09*000_873be43fca5d_000000000000_0000000000001
ge11nn08*000_eba57325dc5b_000000000000_0000000000001
ge11nn09*000_e1aaf83a0e7b_000000000000_0000000000001
ge20nn05*000_ba03334ad3ea_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 26.4.0.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;4:262144|458753|0|a,m,p,s Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 26.4.0.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:43+21:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:02
4:54+10:0:1460:62587,7:mss,sok,ts,nop,ws:df,id+:02
4:58+6:0:1420:mss*46,7:mss,sok,ts,nop,ws:df,id+:01
4:110+18:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:112+16:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:116+12:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
6:46+18:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:01
4:49+15:0:1440:mss*44,10:mss,sok,ts,nop,ws:df,id+:01
4:115+13:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:52+12:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_75
62587_2-4-8-1-3_1460_72
65320_2-4-8-1-3_1420_71
64240_2-4-8-1-3_1440_101
64800_2-4-8-1-3_1440_71
64240_2-4-8-1-3_1460_101
64800_2-1-3-1-1-4_1432_81
65535_2-1-3-1-1-8-4-0-0_1452_61
65535_2-1-3-1-1-8-4-0-0_1432_61

Country

fingerprintco-occurrences
US · United States10
UA · Ukraine2
AU · Australia1
DE · Germany1
IN · India1
IE · Ireland1
VN · Vietnam1

Network (ASN)

fingerprintco-occurrences
AS16509 · Amazon.com, Inc.4
AS14618 · Amazon.com, Inc.2
AS34743 · NASHNET LTD2
AS47583 · Hostinger International Limited2
AS38195 · Superloop1
AS396982 · Google LLC1
AS8075 · Microsoft Corporation1
AS3320 · Deutsche Telekom AG1
AS6461 · Zayo Bandwidth1
AS7552 · Viettel Group1