Naming Conventions
Characters Host Segment HTTP Token Note
A-Z, a-z, 0-9 Key Key Key
‘!’ (0x21) illegal Version reserved
‘"’ (0x22) illegal illegal illegal
‘#’ (0x23) illegal illegal reserved URL Fragment
‘$’ (0x24) illegal reserved reserved
‘%’ (0x25) escape escape escape Percent encode 2 hex digits
‘&’ (0x26) illegal reserved reserved URL Query separator
‘'’ (0x27) illegal reserved reserved
‘(’ (0x28) illegal reserved illegal old suffix - remove
‘)’ (0x29) illegal reserved illegal
‘*’ (0x2A) illegal reserved reserved
‘+’ (0x2B) illegal Number Number Segment Number
‘,’ (0x2C) illegal Part illegal Segment Part separator
‘-’ (0x2D) Key Time Time Segment Time: -YYYY-MM-DD-HH-MM-SS
‘.’ (0x2E) Separator Extension reserved URL Extension separator in first Segment
‘/’ (0x2F) illegal Separator illegal Segment separator in Path
‘:’ (0x3A) illegal reserved illegal
‘;’ (0x3B) illegal Fluff illegal Ignore until ‘.’
‘<’ (0x3C) illegal illegal illegal
‘=’ (0x3D) illegal reserved illegal
‘>’ (0x3E) illegal illegal illegal
‘?’ (0x3F) illegal Query illegal
‘[’ (0x5B) illegal illegal illegal
‘\’ (0x5C) illegal illegal illegal
‘]’ (0x5D) illegal illegal illegal
‘^’ (0x5E) illegal illegal reserved
‘_’ (0x5F) illegal Key Key
‘7B) illegal illegal illegal
‘|’ (0x7C) illegal illegal reserved
‘}’ (0x7D) illegal illegal illegal
‘~’ (0x7E) illegal Suffix Suffix Suffix until ‘.’, ‘=’, WS
‘DEL’ (0x7F) illegal illegal illegal
The Kozlowski FamilyKozlowski
𘄀 98560 ● 0x18100 ● ‘𘄀’ ● UTF8: 0xF0 0x98 0x84 0x80

Plane: 0x1 ● Page: 0x81 ● Byte: 0x18100

Unicode Plane
0 1 2 3 4 5 6 7 8 9 A B C D E F 10
Unicode Page in Plane: 1
00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F
20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F 30 31 32 33 34 35 36 37 38 39 3A 3B 3C 3D 3E 3F
40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F 50 51 52 53 54 55 56 57 58 59 5A 5B 5C 5D 5E 5F
60 61 62 63 64 65 66 67 68 69 6A 6B 6C 6D 6E 6F 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E 7F
80 81 82 83 84 85 86 87 88 89 8A 8B 8C 8D 8E 8F 90 91 92 93 94 95 96 97 98 99 9A 9B 9C 9D 9E 9F
A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF
C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF
E0 E1 E2 E3 E4 E5 E6 E7 E8 E9 EA EB EC ED EE EF F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC FD FE FF
Unicode ● Plane: 0x1 ● Page: 0x81
0 1 2 3 4 5 6 7 8 9 A B C D E F
00 𘄀 𘄁 𘄂 𘄃 𘄄 𘄅 𘄆 𘄇 𘄈 𘄉 𘄊 𘄋 𘄌 𘄍 𘄎 𘄏
10 𘄐 𘄑 𘄒 𘄓 𘄔 𘄕 𘄖 𘄗 𘄘 𘄙 𘄚 𘄛 𘄜 𘄝 𘄞 𘄟
20 𘄠 𘄡 𘄢 𘄣 𘄤 𘄥 𘄦 𘄧 𘄨 𘄩 𘄪 𘄫 𘄬 𘄭 𘄮 𘄯
30 𘄰 𘄱 𘄲 𘄳 𘄴 𘄵 𘄶 𘄷 𘄸 𘄹 𘄺 𘄻 𘄼 𘄽 𘄾 𘄿
40 𘅀 𘅁 𘅂 𘅃 𘅄 𘅅 𘅆 𘅇 𘅈 𘅉 𘅊 𘅋 𘅌 𘅍 𘅎 𘅏
50 𘅐 𘅑 𘅒 𘅓 𘅔 𘅕 𘅖 𘅗 𘅘 𘅙 𘅚 𘅛 𘅜 𘅝 𘅞 𘅟
60 𘅠 𘅡 𘅢 𘅣 𘅤 𘅥 𘅦 𘅧 𘅨 𘅩 𘅪 𘅫 𘅬 𘅭 𘅮 𘅯
70 𘅰 𘅱 𘅲 𘅳 𘅴 𘅵 𘅶 𘅷 𘅸 𘅹 𘅺 𘅻 𘅼 𘅽 𘅾 𘅿
80 𘆀 𘆁 𘆂 𘆃 𘆄 𘆅 𘆆 𘆇 𘆈 𘆉 𘆊 𘆋 𘆌 𘆍 𘆎 𘆏
90 𘆐 𘆑 𘆒 𘆓 𘆔 𘆕 𘆖 𘆗 𘆘 𘆙 𘆚 𘆛 𘆜 𘆝 𘆞 𘆟
A0 𘆠 𘆡 𘆢 𘆣 𘆤 𘆥 𘆦 𘆧 𘆨 𘆩 𘆪 𘆫 𘆬 𘆭 𘆮 𘆯
B0 𘆰 𘆱 𘆲 𘆳 𘆴 𘆵 𘆶 𘆷 𘆸 𘆹 𘆺 𘆻 𘆼 𘆽 𘆾 𘆿
C0 𘇀 𘇁 𘇂 𘇃 𘇄 𘇅 𘇆 𘇇 𘇈 𘇉 𘇊 𘇋 𘇌 𘇍 𘇎 𘇏
D0 𘇐 𘇑 𘇒 𘇓 𘇔 𘇕 𘇖 𘇗 𘇘 𘇙 𘇚 𘇛 𘇜 𘇝 𘇞 𘇟
E0 𘇠 𘇡 𘇢 𘇣 𘇤 𘇥 𘇦 𘇧 𘇨 𘇩 𘇪 𘇫 𘇬 𘇭 𘇮 𘇯
F0 𘇰 𘇱 𘇲 𘇳 𘇴 𘇵 𘇶 𘇷 𘇸 𘇹 𘇺 𘇻 𘇼 𘇽 𘇾 𘇿
Unicode Charater Flags
Name Value
Flag: Alpha ASCII letter (‘A’-‘Z’, ‘a’-‘z’)
Flag: Alphanumeric ASCII letter or digit (‘0’-‘9’, ‘A’-‘Z’, ‘a’-‘z’)
Flag: Digit ASCII digit (‘0’-‘9’)
Flag: Domain Domain (‘-’, ‘0’-‘9’, ‘A’-‘Z’, ‘a’-‘z’, extended)
Flag: HTTP_Separator HTTP_Separator (HT (0x09)), SP (0x20), ‘'(),/:;<=>?@[\]’)
Flag: HTTP_Token HTTP_Token (‘!#$%&"*+-.^_`|~’, Digit, Alpha)
Flag: HTTP_Whitespace HTTP_Whitespace (‘ ’ (0x20), HT (0x09))
Flag: Part Part (‘0’-‘9’, Alpha, ‘@’, ‘_’, extended)
Flag: URL_Query URL_Query (‘!$%&'()*+,-./:;=?@_~’, Digit, Alpha)
Flag: URL_Scheme URL_Scheme (‘+-.’, Digit, Alpha)
Flag: URL_Segment URL_Segment (‘!$%&'()*+,-.:;=@_~’, Digit, Alpha)
Flag: URL_SubDelim URL_SubDelim (‘!$&'()*+,;=’)
Flag: URL_Unreserved URL_Unreserved (‘-._~’, Digit, Alpha)
Flag: XML_Key Element Tag or Attribute Key (XML_Start, ‘-’, ‘.’, ‘0’-‘9’)
Flag: XML_Start Element Tag or Attribute Key first (‘:’, ‘A’-‘Z’, ‘_’, ‘a’-‘z’)
Flag: XML_Whitespace (‘ ’ (0x20), HT (0x09), LF (0x0A), CR (0x0D))