WSDL Constructor error (Expect - 404 Not Found)

Getting http://www.xmethods.net/sd/2001/BNQuoteService.wsdl - HTTP ERROR: Couldn't open socket connection to server http://www.xmethods.net/sd/2001/BNQuoteService.wsdl prior to connect().  This is often a problem looking up the host name.

Debug

2021-05-09 21:05:11.384877 wsdl: ctor wsdl=http://www.xmethods.net/sd/2001/BNQuoteService.wsdl timeout=0 response_timeout=30
2021-05-09 21:05:11.384920 wsdl: parse and process WSDL path=http://www.xmethods.net/sd/2001/BNQuoteService.wsdl
2021-05-09 21:05:11.384937 wsdl: parse WSDL at path=http://www.xmethods.net/sd/2001/BNQuoteService.wsdl
2021-05-09 21:05:11.384959 wsdl: getting WSDL http(s) URL http://www.xmethods.net/sd/2001/BNQuoteService.wsdl
2021-05-09 21:05:11.384997 soap_transport_http: ctor url=http://www.xmethods.net/sd/2001/BNQuoteService.wsdl use_curl=0 curl_options:
array(0) {
}
2021-05-09 21:05:11.385030 soap_transport_http: parsed URL scheme = http
2021-05-09 21:05:11.385044 soap_transport_http: parsed URL host = www.xmethods.net
2021-05-09 21:05:11.385056 soap_transport_http: parsed URL path = /sd/2001/BNQuoteService.wsdl
2021-05-09 21:05:11.385074 soap_transport_http: set header Host: www.xmethods.net
2021-05-09 21:05:11.385107 soap_transport_http: set header User-Agent: NuSOAP/0.9.5 (1.123)
2021-05-09 21:05:11.385127 soap_transport_http: set header Accept-Encoding: gzip, deflate
2021-05-09 21:05:11.385141 soap_transport_http: set header Connection: close
2021-05-09 21:05:11.385157 soap_transport_http: entered send() with data of length: 0
2021-05-09 21:05:11.385175 soap_transport_http: connect connection_timeout 0, response_timeout 30, scheme http, host www.xmethods.net, port 80
2021-05-09 21:05:11.385196 soap_transport_http: calling fsockopen with host www.xmethods.net connection_timeout 0
2021-05-09 21:05:11.446338 soap_transport_http: Couldn't open socket connection to server http://www.xmethods.net/sd/2001/BNQuoteService.wsdl prior to connect().  This is often a problem looking up the host name.
2021-05-09 21:05:11.446405 wsdl: Getting http://www.xmethods.net/sd/2001/BNQuoteService.wsdl - HTTP ERROR: Couldn't open socket connection to server http://www.xmethods.net/sd/2001/BNQuoteService.wsdl prior to connect().  This is often a problem looking up the host name.