Can not connect to https://api.twitter.com


#1

Hi,
We can not connect to api.twitter.com from any ip address that we own. Twitter support says that we are not blacklisted.

backup02:~# curl --verbose “https://api.twitter.com/1.1/help/test.json

  • About to connect() to api.twitter.com port 443 (#0)
  • Trying 199.16.156.40… Connection timed out
  • Trying 199.16.156.104… Connection timed out
  • Trying 199.16.156.231… Connection timed out
  • couldn’t connect to host
  • Closing connection #0
    curl: (7) couldn’t connect to host

backup02:~# traceroute api.twitter.com -T -p 443 -n
traceroute to api.twitter.com (199.16.156.199), 30 hops max, 60 byte packets
1 10.228.0.252 0.346 ms 0.345 ms 0.346 ms
2 80.80.227.225 0.810 ms 0.819 ms 0.827 ms
3 80.80.225.206 0.814 ms 1.021 ms 1.098 ms
4 80.80.225.242 0.792 ms 0.793 ms 0.794 ms
5 193.251.250.117 2.800 ms 2.834 ms 2.836 ms
6 4.68.63.97 10.224 ms 9.874 ms 10.069 ms
7 4.69.137.90 10.315 ms 10.430 ms 10.424 ms
8 4.69.140.18 10.392 ms 4.69.140.22 10.396 ms 4.69.140.18 10.382 ms
9 4.69.154.4 10.839 ms 11.090 ms 4.69.154.68 10.954 ms
10 212.162.44.94 21.870 ms 20.127 ms 20.109 ms
11 * * *
12 * * *
13 * * *
14 * * *
15 * * *
16 * * *
17 * * *
18 * * *
19 * * *
20 * * *
21 * * *
22 * * *
23 * * *

news:~# traceroute api.twitter.com -T -p 443 -n
traceroute to api.twitter.com (199.16.156.72), 30 hops max, 40 byte packets
1 80.80.233.1 0.606 ms 0.654 ms 0.681 ms
2 80.80.225.206 0.851 ms 0.930 ms 0.971 ms
3 80.80.225.242 0.567 ms 0.605 ms 0.610 ms
4 193.251.250.117 1.976 ms 1.980 ms 1.975 ms
5 4.68.63.97 9.905 ms 9.930 ms 10.042 ms
6 4.69.137.90 10.220 ms 10.197 ms 10.195 ms
7 4.69.140.22 10.221 ms 4.69.140.18 10.144 ms 4.69.140.30 10.209 ms
8 4.69.154.196 10.615 ms 4.69.154.132 10.613 ms 4.69.154.4 10.626 ms
9 212.162.44.94 10.473 ms 10.604 ms 10.558 ms
10 * * *
11 * * *
12 * * *
13 * * *
14 * *

Our subnets are 80.80.227.224/28, 80.80.228.0/23 and 80.80.233.0/24