Below is a list of potential QWERTY keyboard 'typos' (typing mistakes) for the phrase '21st.com', from the free online typo generator. Enter another phrase to see possible typing errors, or select from one of the "top typos" charts.
Original
21st.com
Transposition0
12st.com
2s1t.com
21ts.com
21s.tcom
21stc.om
21st.ocm
21st.cmo
Transposition1
s12t.com
2ts1.com
21.tscom
21sc.tom
21stoc.m
21st.moc
Transposition2
t1s2.com
2.st1com
21ct.som
21so.ctm
21stmco.
Transposition2r
ts12.com
2.ts1com
21c.tsom
21soc.tm
21stmoc.
Transposition0x2
12ts.com
12s.tcom
12stc.om
12st.ocm
12st.cmo
2s1.tcom
2s1tc.om
2s1t.ocm
2s1t.cmo
21tsc.om
21ts.ocm
21ts.cmo
21s.tocm
21s.tcmo
21stc.mo
Slip3A
1s2t.com
2st1.com
21t.scom
21s.ctom
21stco.m
21st.omc
Slip3B
s21t.com
2t1s.com
21.stcom
21sct.om
21sto.cm
21st.mco
Omission
1st.com
2st.com
21t.com
21s.com
21stcom
21st.om
21st.cm
21st.co
Repetition
221st.com
211st.com
21sst.com
21stt.com
21st..com
21st.ccom
21st.coom
21st.comm
QWERTY Substitution
21at.com
21dt.com
21sr.com
21sy.com
21st.xom
21st.vom
21st.cim
21st.cpm
21st.con
QWERTY Repetition after
21sat.com
21sdt.com
21str.com
21sty.com
21st.cxom
21st.cvom
21st.coim
21st.copm
21st.comn
QWERTY Repetition before
21ast.com
21dst.com
21srt.com
21syt.com
21st.xcom
21st.vcom
21st.ciom
21st.cpom
21st.conm
QWERTY Substitution Transposed
12at.com
2a1t.com
21ta.com
21a.tcom
21atc.om
21at.ocm
21at.cmo
12dt.com
2d1t.com
21td.com
21d.tcom
21dtc.om
21dt.ocm
21dt.cmo
12sr.com
2s1r.com
21rs.com
21s.rcom
21src.om
21sr.ocm
21sr.cmo
12sy.com
2s1y.com
21ys.com
21s.ycom
21syc.om
21sy.ocm
21sy.cmo
12st.xom
2s1t.xom
21ts.xom
21s.txom
21stx.om
21st.oxm
21st.xmo
12st.vom
2s1t.vom
21ts.vom
21s.tvom
21stv.om
21st.ovm
21st.vmo
12st.cim
2s1t.cim
21ts.cim
21s.tcim
21stc.im
21st.icm
21st.cmi
12st.cpm
2s1t.cpm
21ts.cpm
21s.tcpm
21stc.pm
21st.pcm
21st.cmp
12st.con
2s1t.con
21ts.con
21s.tcon
21stc.on
21st.ocn
21st.cno
WrongDoubles
$JSON
$address
$applyDefault
$clone
$commas
$copy
$copyFields
$delete
$entries
$expand
$filt
$getType
$isArray
$isBoolean
$isClass
$isDate
$isElement
$isFunction
$isNumber
$isObject
$isString
$isType
$isValidDate
$json2txt
$keys
$load
$matchall
$parseFloats
$pick
$postJSON
$prune
$save
$set
$sortBy
$stringify
$sum
$svgPoster1
$textify
$toFixed
$type
$without
Glossary
Transposition = adjacent pairs of letters are swapped
Omission = individual letters are missed out
Repetition = individual letters are entered twice consecutively
QWERTY substitution = letters are replaced by each of their QWERTY-keyboard based physical neighbours (e.g. 'h' gets replaced with y, u, j, n, b, g)
QWERTY repetition type 1 = letters are followed by each of their QWERTY-keyboard neighbours
QWERTY repetition type 2 = letters are preceded by each of their QWERTY-keyboard neighbours