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thezed0ne

Dns leakage with Android

By thezed0ne, ... in Troubleshooting and Problems

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thezed0ne    0

thezed0ne
Posted ...

Hello

 

I am using openvpn for android and when I went to check for dns leakage on ipleak.net it was showing my isp's address.

how can i prevent my connection from dns leakage?

 

thanks

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thezed0ne    0

thezed0ne
Posted ...

We'd need your logs. From line 1, into spoilers (how-to in signature).

here you go

ICS OpenVPN log file - 2016-11-25 12:57:11 official build 0.6.60 running on lge LG-H918 (msm8996), Android 7.0 (NRD90M) API 24, ABI arm64-v8a, (lge/elsa_tmo_us/elsa:7.0/NRD90M/1625821141c30:user/release-keys)

2016-11-25 12:57:11 Building configuration…

2016-11-25 12:57:11 started Socket Thread

2016-11-25 12:57:11 P:Initializing Google Breakpad!

2016-11-25 12:57:11 Current Parameter Settings:

2016-11-25 12:57:11 config = '/data/user/0/de.blinkt.openvpn/cache/android.conf'

2016-11-25 12:57:11 mode = 0

2016-11-25 12:57:11 show_ciphers = DISABLED

2016-11-25 12:57:11 show_digests = DISABLED

2016-11-25 12:57:11 show_engines = DISABLED

2016-11-25 12:57:11 genkey = DISABLED

2016-11-25 12:57:11 key_pass_file = '[uNDEF]'

2016-11-25 12:57:11 show_tls_ciphers = DISABLED

2016-11-25 12:57:11 connect_retry_max = 0

2016-11-25 12:57:11 Connection profiles [0]:

2016-11-25 12:57:11 proto = udp

2016-11-25 12:57:11 local = '[uNDEF]'

2016-11-25 12:57:11 local_port = '[uNDEF]'

2016-11-25 12:57:11 remote = '199.241.147.34'

2016-11-25 12:57:11 remote_port = '443'

2016-11-25 12:57:11 remote_float = DISABLED

2016-11-25 12:57:11 bind_defined = DISABLED

2016-11-25 12:57:11 bind_local = DISABLED

2016-11-25 12:57:11 bind_ipv6_only = DISABLED

2016-11-25 12:57:11 connect_retry_seconds = 2

2016-11-25 12:57:11 connect_timeout = 120

2016-11-25 12:57:11 socks_proxy_server = '[uNDEF]'

2016-11-25 12:57:11 socks_proxy_port = '[uNDEF]'

2016-11-25 12:57:11 tun_mtu = 1500

2016-11-25 12:57:11 tun_mtu_defined = ENABLED

2016-11-25 12:57:11 link_mtu = 1500

2016-11-25 12:57:11 link_mtu_defined = DISABLED

2016-11-25 12:57:11 tun_mtu_extra = 0

2016-11-25 12:57:11 tun_mtu_extra_defined = DISABLED

2016-11-25 12:57:11 mtu_discover_type = -1

2016-11-25 12:57:11 fragment = 0

2016-11-25 12:57:11 mssfix = 1450

2016-11-25 12:57:11 explicit_exit_notification = 5

2016-11-25 12:57:11 Connection profiles END

2016-11-25 12:57:11 remote_random = DISABLED

2016-11-25 12:57:11 ipchange = '[uNDEF]'

2016-11-25 12:57:11 dev = 'tun'

2016-11-25 12:57:11 dev_type = '[uNDEF]'

2016-11-25 12:57:11 dev_node = '[uNDEF]'

2016-11-25 12:57:11 lladdr = '[uNDEF]'

2016-11-25 12:57:11 topology = 1

2016-11-25 12:57:11 ifconfig_local = '[uNDEF]'

2016-11-25 12:57:11 ifconfig_remote_netmask = '[uNDEF]'

2016-11-25 12:57:11 ifconfig_noexec = DISABLED

2016-11-25 12:57:11 ifconfig_nowarn = ENABLED

2016-11-25 12:57:11 ifconfig_ipv6_local = '[uNDEF]'

2016-11-25 12:57:11 ifconfig_ipv6_netbits = 0

2016-11-25 12:57:11 ifconfig_ipv6_remote = '[uNDEF]'

2016-11-25 12:57:11 shaper = 0

2016-11-25 12:57:11 mtu_test = 0

2016-11-25 12:57:11 mlock = DISABLED

2016-11-25 12:57:11 keepalive_ping = 0

2016-11-25 12:57:11 keepalive_timeout = 0

2016-11-25 12:57:11 inactivity_timeout = 0

2016-11-25 12:57:11 ping_send_timeout = 0

2016-11-25 12:57:11 ping_rec_timeout = 0

2016-11-25 12:57:11 ping_rec_timeout_action = 0

2016-11-25 12:57:11 ping_timer_remote = DISABLED

2016-11-25 12:57:11 remap_sigusr1 = 0

2016-11-25 12:57:11 persist_tun = ENABLED

2016-11-25 12:57:11 persist_local_ip = DISABLED

2016-11-25 12:57:11 persist_remote_ip = DISABLED

2016-11-25 12:57:11 persist_key = DISABLED

2016-11-25 12:57:11 passtos = DISABLED

2016-11-25 12:57:11 resolve_retry_seconds = 1000000000

2016-11-25 12:57:11 resolve_in_advance = ENABLED

2016-11-25 12:57:11 username = '[uNDEF]'

2016-11-25 12:57:11 groupname = '[uNDEF]'

2016-11-25 12:57:11 chroot_dir = '[uNDEF]'

2016-11-25 12:57:11 cd_dir = '[uNDEF]'

2016-11-25 12:57:11 writepid = '[uNDEF]'

2016-11-25 12:57:11 up_script = '[uNDEF]'

2016-11-25 12:57:11 down_script = '[uNDEF]'

2016-11-25 12:57:11 down_pre = DISABLED

2016-11-25 12:57:11 up_restart = DISABLED

2016-11-25 12:57:11 up_delay = DISABLED

2016-11-25 12:57:11 daemon = DISABLED

2016-11-25 12:57:11 inetd = 0

2016-11-25 12:57:11 log = DISABLED

2016-11-25 12:57:11 suppress_timestamps = DISABLED

2016-11-25 12:57:11 machine_readable_output = ENABLED

2016-11-25 12:57:11 nice = 0

2016-11-25 12:57:11 verbosity = 4

2016-11-25 12:57:11 mute = 0

2016-11-25 12:57:11 gremlin = 0

2016-11-25 12:57:11 status_file = '[uNDEF]'

2016-11-25 12:57:11 status_file_version = 1

2016-11-25 12:57:11 status_file_update_freq = 60

2016-11-25 12:57:11 occ = ENABLED

2016-11-25 12:57:11 rcvbuf = 0

2016-11-25 12:57:11 sndbuf = 0

2016-11-25 12:57:11 sockflags = 0

2016-11-25 12:57:11 fast_io = DISABLED

2016-11-25 12:57:11 comp.alg = 2

2016-11-25 12:57:11 comp.flags = 1

2016-11-25 12:57:11 route_script = '[uNDEF]'

2016-11-25 12:57:11 route_default_gateway = '[uNDEF]'

2016-11-25 12:57:11 route_default_metric = 0

2016-11-25 12:57:11 route_noexec = DISABLED

2016-11-25 12:57:11 route_delay = 0

2016-11-25 12:57:11 route_delay_window = 30

2016-11-25 12:57:11 route_delay_defined = DISABLED

2016-11-25 12:57:11 route_nopull = DISABLED

2016-11-25 12:57:11 route_gateway_via_dhcp = DISABLED

2016-11-25 12:57:11 allow_pull_fqdn = DISABLED

2016-11-25 12:57:11 management_addr = '/data/user/0/de.blinkt.openvpn/cache/mgmtsocket'

2016-11-25 12:57:11 management_port = 'unix'

2016-11-25 12:57:11 management_user_pass = '[uNDEF]'

2016-11-25 12:57:11 management_log_history_cache = 250

2016-11-25 12:57:11 management_echo_buffer_size = 100

2016-11-25 12:57:11 management_write_peer_info_file = '[uNDEF]'

2016-11-25 12:57:11 management_client_user = '[uNDEF]'

2016-11-25 12:57:11 management_client_group = '[uNDEF]'

2016-11-25 12:57:11 management_flags = 4390

2016-11-25 12:57:11 shared_secret_file = '[uNDEF]'

2016-11-25 12:57:11 key_direction = 2

2016-11-25 12:57:11 ciphername = 'AES-256-CBC'

2016-11-25 12:57:11 authname = 'SHA1'

2016-11-25 12:57:11 prng_hash = 'SHA1'

2016-11-25 12:57:11 prng_nonce_secret_len = 16

2016-11-25 12:57:11 keysize = 0

2016-11-25 12:57:11 engine = DISABLED

2016-11-25 12:57:11 replay = ENABLED

2016-11-25 12:57:11 mute_replay_warnings = DISABLED

2016-11-25 12:57:11 replay_window = 64

2016-11-25 12:57:11 replay_time = 15

2016-11-25 12:57:11 packet_id_file = '[uNDEF]'

2016-11-25 12:57:11 use_iv = ENABLED

2016-11-25 12:57:11 test_crypto = DISABLED

2016-11-25 12:57:11 tls_server = DISABLED

2016-11-25 12:57:11 tls_client = ENABLED

2016-11-25 12:57:11 key_method = 2

2016-11-25 12:57:11 ca_file = '[[iNLINE]]'

2016-11-25 12:57:11 ca_path = '[uNDEF]'

2016-11-25 12:57:11 dh_file = '[uNDEF]'

2016-11-25 12:57:11 cert_file = '[[iNLINE]]'

2016-11-25 12:57:11 extra_certs_file = '[uNDEF]'

2016-11-25 12:57:11 priv_key_file = '[[iNLINE]]'

2016-11-25 12:57:11 pkcs12_file = '[uNDEF]'

2016-11-25 12:57:11 cipher_list = '[uNDEF]'

2016-11-25 12:57:11 tls_verify = '[uNDEF]'

2016-11-25 12:57:11 tls_export_cert = '[uNDEF]'

2016-11-25 12:57:11 verify_x509_type = 0

2016-11-25 12:57:11 verify_x509_name = '[uNDEF]'

2016-11-25 12:57:11 crl_file = '[uNDEF]'

2016-11-25 12:57:11 ns_cert_type = 0

2016-11-25 12:57:11 remote_cert_ku = 160

2016-11-25 12:57:11 remote_cert_ku = 136

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 Network Status: CONNECTED to WIFI "IT HURTS WHEN IP"

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_ku = 0

2016-11-25 12:57:11 remote_cert_eku = 'TLS Web Server Authentication'

2016-11-25 12:57:11 ssl_flags = 0

2016-11-25 12:57:11 tls_timeout = 2

2016-11-25 12:57:11 renegotiate_bytes = 0

2016-11-25 12:57:11 renegotiate_packets = 0

2016-11-25 12:57:11 renegotiate_seconds = 3600

2016-11-25 12:57:11 handshake_window = 60

2016-11-25 12:57:11 transition_window = 3600

2016-11-25 12:57:11 single_session = DISABLED

2016-11-25 12:57:11 push_peer_info = DISABLED

2016-11-25 12:57:11 tls_exit = DISABLED

2016-11-25 12:57:11 tls_auth_file = '[[iNLINE]]'

2016-11-25 12:57:11 client = ENABLED

2016-11-25 12:57:11 pull = ENABLED

2016-11-25 12:57:11 auth_user_pass_file = '[uNDEF]'

2016-11-25 12:57:11 OpenVPN 2.4-icsopenvpn [git:HEAD-9d8801b6185d7453] android-21-arm64-v8a [sSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [MH/PKTINFO] [iPv6] built on Oct 9 2016

2016-11-25 12:57:11 library versions: OpenSSL 1.0.2j 26 Sep 2016, LZO 2.09

2016-11-25 12:57:11 MANAGEMENT: Connected to management server at /data/user/0/de.blinkt.openvpn/cache/mgmtsocket

2016-11-25 12:57:11 MANAGEMENT: CMD 'hold release'

2016-11-25 12:57:11 MANAGEMENT: CMD 'bytecount 2'

2016-11-25 12:57:11 MANAGEMENT: CMD 'state on'

2016-11-25 12:57:11 MANAGEMENT: CMD 'proxy NONE'

2016-11-25 12:57:12 Outgoing Control Channel Authentication: Using 160 bit message hash 'SHA1' for HMAC authentication

2016-11-25 12:57:12 Incoming Control Channel Authentication: Using 160 bit message hash 'SHA1' for HMAC authentication

2016-11-25 12:57:12 LZO compression initializing

2016-11-25 12:57:12 Control Channel MTU parms [ L:1622 D:1184 EF:66 EB:0 ET:0 EL:3 ]

2016-11-25 12:57:12 Data Channel MTU parms [ L:1622 D:1450 EF:122 EB:406 ET:0 EL:3 ]

2016-11-25 12:57:12 Local Options String (VER=V4): 'V4,dev-type tun,link-mtu 1558,tun-mtu 1500,proto UDPv4,comp-lzo,keydir 1,cipher AES-256-CBC,auth SHA1,keysize 256,tls-auth,key-method 2,tls-client'

2016-11-25 12:57:12 Expected Remote Options String (VER=V4): 'V4,dev-type tun,link-mtu 1558,tun-mtu 1500,proto UDPv4,comp-lzo,keydir 0,cipher AES-256-CBC,auth SHA1,keysize 256,tls-auth,key-method 2,tls-server'

2016-11-25 12:57:12 TCP/UDP: Preserving recently used remote address: [AF_INET]199.241.147.34:443

2016-11-25 12:57:12 Socket Buffers: R=[229376->229376] S=[229376->229376]

2016-11-25 12:57:12 MANAGEMENT: CMD 'needok 'PROTECTFD' ok'

2016-11-25 12:57:12 UDP link local: (not bound)

2016-11-25 12:57:12 UDP link remote: [AF_INET]199.241.147.34:443

2016-11-25 12:57:12 MANAGEMENT: >STATE:1480107432,WAIT,,,,,,

2016-11-25 12:57:12 MANAGEMENT: >STATE:1480107432,AUTH,,,,,,

2016-11-25 12:57:12 TLS: Initial packet from [AF_INET]199.241.147.34:443, sid=867b4c04 b4a654a0

2016-11-25 12:57:12 VERIFY OK: depth=1, C=IT, ST=IT, L=Perugia, O=airvpn.org, CN=airvpn.org CA, emailAddress=info@airvpn.org

2016-11-25 12:57:12 Validating certificate key usage

2016-11-25 12:57:12 ++ Certificate has key usage 00a0, expects 00a0

2016-11-25 12:57:12 VERIFY KU OK

2016-11-25 12:57:13 Validating certificate extended key usage

2016-11-25 12:57:13 ++ Certificate has EKU (str) TLS Web Server Authentication, expects TLS Web Server Authentication

2016-11-25 12:57:13 VERIFY EKU OK

2016-11-25 12:57:13 VERIFY OK: depth=0, C=IT, ST=IT, L=Perugia, O=airvpn.org, CN=server, emailAddress=info@airvpn.org

2016-11-25 12:57:13 Control Channel: TLSv1.2, cipher TLSv1/SSLv3 DHE-RSA-AES256-GCM-SHA384, 4096 bit RSA

2016-11-25 12:57:13 [server] Peer Connection Initiated with [AF_INET]199.241.147.34:443

2016-11-25 12:57:14 MANAGEMENT: >STATE:1480107434,GET_CONFIG,,,,,,

2016-11-25 12:57:14 SENT CONTROL [server]: 'PUSH_REQUEST' (status=1)

2016-11-25 12:57:14 Key [AF_INET]199.241.147.34:443 [0] not initialized (yet), dropping packet.

2016-11-25 12:57:14 PUSH: Received control message: 'PUSH_REPLY,redirect-gateway def1 bypass-dhcp,dhcp-option DNS 10.4.0.1,comp-lzo no,route-gateway 10.4.0.1,topology subnet,ping 10,ping-restart 60,ifconfig 10.4.49.120 255.255.0.0'

2016-11-25 12:57:14 OPTIONS IMPORT: timers and/or timeouts modified

2016-11-25 12:57:14 OPTIONS IMPORT: compression parms modified

2016-11-25 12:57:14 OPTIONS IMPORT: --ifconfig/up options modified

2016-11-25 12:57:14 OPTIONS IMPORT: route options modified

2016-11-25 12:57:14 OPTIONS IMPORT: route-related options modified

2016-11-25 12:57:14 OPTIONS IMPORT: --ip-win32 and/or --dhcp-option options modified

2016-11-25 12:57:14 Data Channel MTU parms [ L:1558 D:1450 EF:58 EB:406 ET:0 EL:3 ]

2016-11-25 12:57:14 Data Channel Encrypt: Cipher 'AES-256-CBC' initialized with 256 bit key

2016-11-25 12:57:14 Data Channel Encrypt: Using 160 bit message hash 'SHA1' for HMAC authentication

2016-11-25 12:57:14 Data Channel Decrypt: Cipher 'AES-256-CBC' initialized with 256 bit key

2016-11-25 12:57:14 Data Channel Decrypt: Using 160 bit message hash 'SHA1' for HMAC authentication

2016-11-25 12:57:14 ROUTE_GATEWAY 127.100.103.119/255.0.0.0 IFACE=lo HWADDR=00:00:00:00:00:00

2016-11-25 12:57:14 do_ifconfig, tt->did_ifconfig_ipv6_setup=0

2016-11-25 12:57:14 MANAGEMENT: >STATE:1480107434,ASSIGN_IP,,10.4.49.120,,,,

2016-11-25 12:57:14 MANAGEMENT: CMD 'needok 'IFCONFIG' ok'

2016-11-25 12:57:14 MANAGEMENT: CMD 'needok 'ROUTE' ok'

2016-11-25 12:57:14 MANAGEMENT: CMD 'needok 'DNSSERVER' ok'

2016-11-25 12:57:14 Opening tun interface:

2016-11-25 12:57:14 MANAGEMENT: CMD 'needok 'PERSIST_TUN_ACTION' OPEN_BEFORE_CLOSE'

2016-11-25 12:57:14 Ignoring multicast route: 224.0.0.0/3

2016-11-25 12:57:14 Local IPv4: 10.4.49.120/16 IPv6: null MTU: 1500

2016-11-25 12:57:14 DNS Server: 10.4.0.1, Domain: null

2016-11-25 12:57:14 Routes: 0.0.0.0/0, 10.4.0.0/16

2016-11-25 12:57:14 Routes excluded: 192.168.29.213/24

2016-11-25 12:57:14 VpnService routes installed: 0.0.0.0/1, 128.0.0.0/2, 192.0.0.0/9, 192.128.0.0/11, 192.160.0.0/13, 192.168.0.0/20, 192.168.16.0/21, 192.168.24.0/22, 192.168.28.0/24, 192.168.30.0/23, 192.168.32.0/19, 192.168.64.0/18, 192.168.128.0/17, 192.169.0.0/16, 192.170.0.0/15, 192.172.0.0/14, 192.176.0.0/12, 192.192.0.0/10, 193.0.0.0/8, 194.0.0.0/7, 196.0.0.0/6, 200.0.0.0/5, 208.0.0.0/4, 224.0.0.0/3

2016-11-25 12:57:14 Disallowed VPN apps:

2016-11-25 12:57:14 MANAGEMENT: CMD 'needok 'OPENTUN' ok'

2016-11-25 12:57:14 Initialization Sequence Completed

2016-11-25 12:57:14 MANAGEMENT: >STATE:1480107434,CONNECTED,SUCCESS,10.4.49.120,199.241.147.34,443,,

are you using OpenVPN or OpenVPN Connect?

i am using openvpn for android

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OpenSourcerer    1374

OpenSourcerer
Posted ...

There's a tab called "IP and DNS" in the settings on a connection profile... did you go through it and tried setting some custom DNS servers?

NOT AN AIRVPN TEAM MEMBER. USE TICKETS FOR PROFESSIONAL SUPPORT.

LZ1's New User Guide to AirVPN « Plenty of stuff for advanced users, too!

Want to contact me directly? All relevant methods are on my About me page.

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