Results of `gethostbyaddr` calls

foo.sh

$ python3
Python 3.6.4 (default, Mar  9 2018, 23:15:03) 
[GCC 4.2.1 Compatible Apple LLVM 9.0.0 (clang-900.0.39.2)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import socket
>>> socket.gethostbyaddr("18.72.0.100")
('w92-dns-1.mit.edu', ['100.0.72.18.in-addr.arpa'], ['18.72.0.100'])
>>> socket.gethostbyaddr("10.0.0.1")
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
socket.herror: [Errno 1] Unknown host
>>> 

$ telepresence -m inject-tcp --run-shell
Starting proxy with method 'inject-tcp', which has the following limitations: Go programs, static binaries, suid programs, and custom DNS implementations are not supported. For a full list of method limitations see https://telepresence.io/reference/methods.html
Volumes are rooted at $TELEPRESENCE_ROOT. See https://telepresence.io/howto/volumes.html for details.

No traffic is being forwarded from the remote Deployment to your local machine. You can use the --expose option to specify which ports you want to forward.

@gke_datawireio_us-central1-a_telepresence-testing|bash-3.2$ python3
Python 3.6.4 (default, Mar  9 2018, 23:15:03) 
[GCC 4.2.1 Compatible Apple LLVM 9.0.0 (clang-900.0.39.2)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import socket
>>> socket.gethostbyaddr("18.72.0.100")
('18.72.0.100', [], [])
>>> socket.gethostbyaddr("10.0.0.1")
('10.0.0.1', [], [])
>>> 
@gke_datawireio_us-central1-a_telepresence-testing|bash-3.2$ exit