从url中解析出域名、子域名和有效顶级域名

// cn : https://en.wikipedia.org/wiki/.cn
// Submitted by registry 
cn
ac.cn
com.cn
edu.cn
gov.cn
net.cn
org.cn
mil.cn
公司.cn
网络.cn
網絡.cn
// cn geographic names
ah.cn
bj.cn
cq.cn
fj.cn
gd.cn
gs.cn
gz.cn
gx.cn
ha.cn
hb.cn
he.cn
hi.cn
hl.cn
hn.cn
jl.cn
js.cn
jx.cn
ln.cn
nm.cn
nx.cn
qh.cn
sc.cn
sd.cn
sh.cn
sn.cn
sx.cn
tj.cn
xj.cn
xz.cn
yn.cn
zj.cn
hk.cn
mo.cn
tw.cn

// Amazon Elastic Compute Cloud: https://aws.amazon.com/ec2/
// Submitted by Philip Allchin 
compute.amazonaws.com
ap-northeast-1.compute.amazonaws.com
ap-northeast-2.compute.amazonaws.com
ap-southeast-1.compute.amazonaws.com
ap-southeast-2.compute.amazonaws.com
eu-central-1.compute.amazonaws.com
eu-west-1.compute.amazonaws.com
sa-east-1.compute.amazonaws.com
us-gov-west-1.compute.amazonaws.com
us-west-1.compute.amazonaws.com
us-west-2.compute.amazonaws.com
compute-1.amazonaws.com
z-1.compute-1.amazonaws.com
z-2.compute-1.amazonaws.com
us-east-1.amazonaws.com
compute.amazonaws.com.cn
cn-north-1.compute.amazonaws.com.cn