In that case I get:
;; Got SERVFAIL reply from 10.17.100.2, trying next server Server: 10.17.100.2 Address: 10.17.100.2#53
server can't find <sslendpoint>.herokussl.com: NXDOMAIN
;; Got SERVFAIL reply from 10.17.100.2, trying next server Server: 10.17.100.2 Address: 10.17.100.2#53
server can't find <sslendpoint>.herokussl.com: NXDOMAIN
http://network-tools.com/nslook/Default.asp?domain=iwate-200...