TCP/IP Fingerprinting

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TCP/IP Fingerprint

JA4T Fingerprint64240_2-4-8-1-3_1460_7
Satori Fingerprint64240:64:1:60:M1460,S,T,N,W7:.
Satori SignatureDebian 12.5 (Linux)
Ubuntu 20.x (Linux 5.4)
Ubuntu 22.x
Windows 10 - 1809
Link Type (p0f)Ethernet or modem
Zardaxt OS ScoringAndroid (49%), Linux (48%), Windows (23%), macOS (16%), iOS (15%)

Estimated Params

MTU1500
Initial TTL64
Distance9 Hops
TCP RTT91.119 ms (±26 ms)

IP Header

Header Length5 (20 bytes)
Type of Service0x00 (DSCP: CS0, ECN: Not-ECT)
Total Length60
Identification0x7710 (30480)
IP Flags0x2 (DF)
Time to Live55
Protocol6 (TCP)
Header Checksum0x9853 (38995)

TCP Header

Src Port38928
Sequence Number3569357292
Data Offset10 (40 bytes)
TCP Flags0x002 (SYN)
Window Size64240
TCP Checksum0xed7b (60795)
Urgent Pointer0
TCP OptionsMSS, SACK_PERM, TIMESTAMP, NOP, WINDOW

Maximum Segment Size

NameMSS
Kind2
Length4
MSS Value1460

SACK-Permitted

NameSACK_PERM
Kind4
Length2

Timestamps

NameTIMESTAMP
Kind8
Length10
TS Value1597787014
TS Echo Reply0

No-Operation

NameNOP
Kind1
Length1

Window Scale

NameWINDOW
Kind3
Length3
Shift Count7
Multiplier128

Further Reading

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