Getting SSLPeerUnverifiedException on Twilio API calls

We are using twilio-java-sdk-3.4.1 since last 3 years. It was working fine until 31 May. Since then we are getting following exception for all USA numbers. Did any change happen on Twilio end during that time? We are using java 8.

java.lang.RuntimeException: javax.net.ssl.SSLPeerUnverifiedException: peer not authenticated
    at com.twilio.sdk.TwilioRestClient.request(TwilioRestClient.java:443)
    at com.twilio.sdk.TwilioRestClient.safeRequest(TwilioRestClient.java:587)
    at com.twilio.sdk.TwilioRestClient.safeRequest(TwilioRestClient.java:564)
    at com.twilio.sdk.resource.list.SmsList.create(SmsList.java:70)

Caused by: javax.net.ssl.SSLPeerUnverifiedException: peer not authenticated
    at sun.security.ssl.SSLSessionImpl.getPeerCertificates(SSLSessionImpl.java:431)
    at org.apache.http.conn.ssl.AbstractVerifier.verify(AbstractVerifier.java:128)
    at org.apache.http.conn.ssl.SSLSocketFactory.createLayeredSocket(SSLSocketFactory.java:453)
    at org.apache.http.impl.conn.DefaultClientConnectionOperator.updateSecureConnection(DefaultClientConnectionOperator.java:200)
    at org.apache.http.impl.conn.AbstractPoolEntry.layerProtocol(AbstractPoolEntry.java:277)
    at org.apache.http.impl.conn.AbstractPooledConnAdapter.layerProtocol(AbstractPooledConnAdapter.java:142)
    at org.apache.http.impl.client.DefaultRequestDirector.establishRoute(DefaultRequestDirector.java:770)
    at org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:577)
    at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:425)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:820)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:754)
    at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:732)
    at com.twilio.sdk.TwilioRestClient.request(TwilioRestClient.java:416)