You can also check your shipping status via local post tracking website with the same tracking number in some countries as listed below:
Australia : http://auspost.com.au
Bahrain : https://services.bahrain.bh
Canada : https://www.canadapost.ca/web/en
China : http://track-chinapost.com
Denmark : http://www.postdanmark.dk
Finland : http://www.posti.fi
France : http://www.laposte.fr/particulier
Germany : https://www.deutschepost.de
Greece : http://www.elta.gr
Hong Kong : http://www.hongkongpost.hk
Hungary : https://www.posta.hu/tracking
India : https://www.indiapost.gov.in
Ireland : http://www.anpost.ie/AnPost
Israel : https://www.israelpost.co.il
Italy : https://www.poste.it
Kazakhstan : http://www.kazpost.kz/en
Luxembourg : https://www.trackandtrace.lu
Malaysia : http://www.pos.com.my
Mexico : http://www.correosdemexico.gob.mx
Netherlands : http://www.postnl.post
New Zealand : https://www.nzpost.co.nz
Nigeria : http://ips.nipost.gov.ng
Norway : http://www.posten.no/en
Philippines : https://www.phlpost.gov.ph
Russia : http://www.russianpost.ru/tracking20
Saudi Arabia : http://sp.com.sa/en
Singapore : http://www.singpost.com
Slovakia : http://tandt.posta.sk/en
South Africa : https://www.postoffice.co.za
Spain : http://www.correos.es
Switzerland : http://www.swisspost.ch
Turkey : http://ptt.gov.tr/ptt
Ukraine : http://ukrposhta.ua/en
United Arab Emirates : https://www.epg.gov.ae
United Kingdom : https://www.royalmail.com
United States of America : https://www.usps.com
Vietnam : http://www.vnpost.vn/en-us