(Classic ASP) DNS Query TXT Records

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Shows how to perform a DNS query to retrieve TXT records.

Note: This example requires Chilkat v9.5.0.96 or later.

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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Dns")
set dns = Server.CreateObject("Chilkat.Dns")

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set json = Server.CreateObject("Chilkat.JsonObject")
json.EmitCompact = 0

success = dns.Query("TXT","x.com",json)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( dns.LastErrorText) & "</pre>"
    Response.End
End If

Response.Write "<pre>" & Server.HTMLEncode( json.Emit()) & "</pre>"

' Sample response.
' Parsing code below..

' {
'   "answer": {
'     "txt": [
'       {
'         "name": "x.com",
'         "ttl": 300,
'         "text": "kkdl3qb3tcrmdhfsm803p67r0my0svs8"
'       },
'       {
'         "name": "x.com",
'         "ttl": 300,
'         "text": "v=spf1 ip4:199.16.156.128/26 ip4:199.59.150.64/26 include:_spf.google.com include:spf-008d0a01.pphosted.com -all"
'       },
'       {
'         "name": "x.com",
'         "ttl": 300,
'         "text": "google-site-verification=8yQmoVhQedzlt36RPeQP41ytrEFk9aHEnde_xm0626g"
'       },
'       {
'         "name": "x.com",
'         "ttl": 300,
'         "text": "google-site-verification=F6u9mGL--d2lbLljvH3b1UUgXtevQPdcamKr9c8914A"
'       }
'     ]
'   }
' }

' Use this online tool to generate parsing code from sample JSON: 
' Generate Parsing Code from JSON

i = 0
count_i = json.SizeOfArray("answer.txt")
Do While i < count_i
    json.I = i
    name = json.StringOf("answer.txt[i].name")
    ttl = json.IntOf("answer.txt[i].ttl")
    text = json.StringOf("answer.txt[i].text")
    i = i + 1
Loop

%>
</body>
</html>