User-Agent

HackerNews/1545 CFNetwork/3860.600.12 Darwin/25.5.0

first seen 2026-07-01 14:50 · last seen 2026-07-03 14:56 · JSON

Decomposed attributes

Browser / client	`HackerNews 1545`
Note	`inferred 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)

fingerprint	co-occurrences
`q13d0311h3_55b375c5d22e_f2a83c8e78ae` Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, urlsession 6.1.2, urlsession 6.3.3, +5 more.The fingerprint page shows the full measured match list. More on the catalog.	21
`t13d2013h2_a09f3c656075_7f0f34a4126d` Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.4, safari 26.6.2, +2 more.The fingerprint page shows the full measured match list. More on the catalog.	4

HTTP request (JA4H)

fingerprint	co-occurrences
`ge30nn05enus_892e8e8cf56b_000000000000_000000000000` Match?Exact match in Thumbprint's published controlled catalog captures: urlsession 6.1.2, urlsession 6.3.3, urlsession 6.3.2.The fingerprint page shows the full measured match list. More on the catalog.	15
`ge30nn05engb_892e8e8cf56b_000000000000_000000000000`	5
`ge20nn05enus_3f99bc624e90_000000000000_000000000000` Match?Exact match in Thumbprint's published controlled catalog captures: urlsession 6.3.2, urlsession 6.3.3.The fingerprint page shows the full measured match list. More on the catalog.	2
`ge30nn05frfr_892e8e8cf56b_000000000000_000000000000`	1
`ge20nn05engb_3f99bc624e90_000000000000_000000000000`	1
`ge20nn05trtr_3f99bc624e90_000000000000_000000000000`	1

HTTP/2 frames (Akamai)

fingerprint	co-occurrences
`2:0;4:2097152;3:100;9:1\|10485760\|0\|m,s,p,a`	4

TCP SYN (p0f)

fingerprint	co-occurrences
`4:49+15:0:1400:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:0`	1
`4:51+13:0:1452:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:0`	1
`4:49+15:0:1460:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:0`	1
`4:51+13:0:1400:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:0`	1

TCP SYN (JA4T)

fingerprint	co-occurrences
`65535_2-1-3-1-1-8-4-0-0_1400_6`	2
`65535_2-1-3-1-1-8-4-0-0_1460_6`	1
`65535_2-1-3-1-1-8-4-0-0_1452_6`	1

QUIC transport params

fingerprint	co-occurrences
`q07_e80dd4933807` Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, urlsession 6.3.3, safari 26.4, +2 more.The fingerprint page shows the full measured match list. More on the catalog.	20
`q08_52ebd28059b7` Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, urlsession 6.1.2, safari 26.5, +1 more.The fingerprint page shows the full measured match list. More on the catalog.	1

Country

fingerprint	co-occurrences
`US` · United States	14
`GB` · United Kingdom	5
`DE` · Germany	1
`NL` · Netherlands	1
`FR` · France	1
`FI` · Finland	1
`TR` · Turkey	1
`RS` · Serbia	1

Network (ASN)

fingerprint	co-occurrences
`AS7922` · Comcast Cable Communications, LLC	4
`AS6167` · Verizon Business	3
`AS2856` · British Telecommunications Limited	3
`AS6128` · Cablevision Systems Corp.	2
`AS9009` · M247 Europe SRL	1
`AS208172` · Proton AG	1
`AS12271` · Charter Communications Inc	1
`AS5089` · Virgin Media Limited	1
`AS10796` · Charter Communications Inc	1
`AS3320` · Deutsche Telekom AG	1