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
𾬀 256768 ● 0x3EB00 ● ‘𾬀’ ● UTF8: 0xF0 0xBE 0xAC 0x80

Plane: 0x3 ● Page: 0xEB ● Byte: 0x3EB00

Unicode Plane
0 1 2 3 4 5 6 7 8 9 A B C D E F 10
Unicode Page in Plane: 3
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: 0x3 ● Page: 0xEB
0 1 2 3 4 5 6 7 8 9 A B C D E F
00 𾬀 𾬁 𾬂 𾬃 𾬄 𾬅 𾬆 𾬇 𾬈 𾬉 𾬊 𾬋 𾬌 𾬍 𾬎 𾬏
10 𾬐 𾬑 𾬒 𾬓 𾬔 𾬕 𾬖 𾬗 𾬘 𾬙 𾬚 𾬛 𾬜 𾬝 𾬞 𾬟
20 𾬠 𾬡 𾬢 𾬣 𾬤 𾬥 𾬦 𾬧 𾬨 𾬩 𾬪 𾬫 𾬬 𾬭 𾬮 𾬯
30 𾬰 𾬱 𾬲 𾬳 𾬴 𾬵 𾬶 𾬷 𾬸 𾬹 𾬺 𾬻 𾬼 𾬽 𾬾 𾬿
40 𾭀 𾭁 𾭂 𾭃 𾭄 𾭅 𾭆 𾭇 𾭈 𾭉 𾭊 𾭋 𾭌 𾭍 𾭎 𾭏
50 𾭐 𾭑 𾭒 𾭓 𾭔 𾭕 𾭖 𾭗 𾭘 𾭙 𾭚 𾭛 𾭜 𾭝 𾭞 𾭟
60 𾭠 𾭡 𾭢 𾭣 𾭤 𾭥 𾭦 𾭧 𾭨 𾭩 𾭪 𾭫 𾭬 𾭭 𾭮 𾭯
70 𾭰 𾭱 𾭲 𾭳 𾭴 𾭵 𾭶 𾭷 𾭸 𾭹 𾭺 𾭻 𾭼 𾭽 𾭾 𾭿
80 𾮀 𾮁 𾮂 𾮃 𾮄 𾮅 𾮆 𾮇 𾮈 𾮉 𾮊 𾮋 𾮌 𾮍 𾮎 𾮏
90 𾮐 𾮑 𾮒 𾮓 𾮔 𾮕 𾮖 𾮗 𾮘 𾮙 𾮚 𾮛 𾮜 𾮝 𾮞 𾮟
A0 𾮠 𾮡 𾮢 𾮣 𾮤 𾮥 𾮦 𾮧 𾮨 𾮩 𾮪 𾮫 𾮬 𾮭 𾮮 𾮯
B0 𾮰 𾮱 𾮲 𾮳 𾮴 𾮵 𾮶 𾮷 𾮸 𾮹 𾮺 𾮻 𾮼 𾮽 𾮾 𾮿
C0 𾯀 𾯁 𾯂 𾯃 𾯄 𾯅 𾯆 𾯇 𾯈 𾯉 𾯊 𾯋 𾯌 𾯍 𾯎 𾯏
D0 𾯐 𾯑 𾯒 𾯓 𾯔 𾯕 𾯖 𾯗 𾯘 𾯙 𾯚 𾯛 𾯜 𾯝 𾯞 𾯟
E0 𾯠 𾯡 𾯢 𾯣 𾯤 𾯥 𾯦 𾯧 𾯨 𾯩 𾯪 𾯫 𾯬 𾯭 𾯮 𾯯
F0 𾯰 𾯱 𾯲 𾯳 𾯴 𾯵 𾯶 𾯷 𾯸 𾯹 𾯺 𾯻 𾯼 𾯽 𾯾 𾯿
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))