[CentOS] OT: How can I tell if a web site is now blocking IPs frommy country?

Ross Cavanagh cavanagh at intalio.com
Sun Dec 6 23:42:16 UTC 2009


On Mon, Dec 7, 2009 at 7:27 AM, Lanny Marcus <lmmailinglists at gmail.com>wrote:

> On Sun, Dec 6, 2009 at 4:30 PM, Neil Aggarwal <neil at jammconsulting.com>
> wrote:
> >> days, Mozilla Firefox just hangs "connecting to ...."   How can I tell
> >> if they have started blocking IP addresses from Colombia?
> >
> > Try using a few traceroute servers to see if other IP addresses
> > from Colombia other countries are able to get to them.
> >
> > Other than that, I don't think you can tell from the
> > outside.
>
> Neil: Thank you!  I didn't know trace route servers existed. From the
> below, it looks to me as if there may be  a problem, at the router
> past the last one I was able to get to, since the University of
> Maryland and Careleton University trace route servers also got stuck,
> just past where I got stuck. Possibly it's intermittent, since the
> site is showing "up" and I was able to get to it, using an Anonymous
> Web Browser. Snow in Houston?    :-)    Lanny
>
> from the University of Maryland:
> Enter an IP address or Hostname:
> Remote Host: 190.1.x.x (full IP deleted by Lanny)
>
>  1  Vlan5.css-nts-r1.net.umd.edu (128.8.5.60)  0.516 ms
> <snip>
> 16  te2-3-11-cerber.msk.citytelecom.ru (217.65.1.246)  138.679 ms
> 17  ixbt-gw.msk.datahouse.ru (89.188.100.110)  138.343 ms
>
>
> from Carleton University in Canada:
>
> traceroute: Warning: Multiple interfaces found; using 134.117.14.35 @ hme0
> traceroute to 217.65.6.13 (217.65.6.13), 30 hops max, 40 byte packets
>  1  unix-gate.physics.carleton.ca (134.117.14.1)  2.629 ms  0.554 ms
>  0.462 ms
>  <snip>
> 16  te2-3-11-cerber.msk.citytelecom.ru (217.65.1.246)  145.947 ms
> 145.750 ms  145.992 ms
> 17  89.188.100.110 (89.188.100.110)  142.142 ms  141.960 ms  141.842 ms
>
>
> [lanny at dell2400 ~]$ traceroute mobile-review.com
> traceroute to mobile-review.com (217.65.6.13), 30 hops max, 40 byte
> packets
>  1  ipcop233 (192.168.10.1)  0.603 ms  0.524 ms  0.533 ms
>  <snip>
>  22  te2-3-11-cerber.msk.citytelecom.ru (217.65.1.246)  219.849 ms
> 223.813 ms  218.912 ms
>
> [lanny at dell2400 ~]$ ping mobile-review.com
> PING mobile-review.com (217.65.6.13) 56(84) bytes of data.
> (and it dies there)
>
> not exactly what your after, but handy sometimes.

http://downforeveryoneorjustme.com/

-Ross-
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