traceroute is a common networking utility to determine the path a packet takes to a target IP device.
Questions tagged [traceroute]
285 questions
23
votes
7 answers
How to find which DNS server I am using (of the multiple configured dns servers)
I have two dns servers configured, which are listed when viewing ipconfig /all
I would like to know which of the two servers I am using at the current time i.e. from my browser or via the tracert command. I believe that I will be using the first…
Paul George
- 441
22
votes
3 answers
I can tracert to an IP address, but not ping it
On Windows, if I tracert to Google I get the following;
C:\Users\Dave>tracert -d -w 100 www.google.com
Tracing route to www.google.com [216.58.220.100]
over a maximum of 30 hops:
1 <1 ms <1 ms <1 ms 192.168.1.1
2 17 ms * …
DJA
- 323
21
votes
4 answers
Can't ping but can access internet just fine?
I'm wondering if anyone has ideas on this one, since it's a first for me. I can access the internet just fine with a browser, but using PING or TRACERT from a command prompt just shows requests timing out once they leave my network.
To take some…
sXe
- 401
14
votes
3 answers
Why is tracert showing a private IP address right after my router, even though it has a public IP?
Here is a log of tracert superuser.com from my computer:
Tracing route to superuser.com [198.252.206.16]
over a maximum of 30 hops:
1 2 ms 2 ms 2 ms 192.168.1.1
2 11 ms 17 ms 9 ms 10.216.128.1
3 12 ms 17 ms …
kinokijuf
- 8,364
12
votes
2 answers
Is it possible to force TCP to find another path to the host?
I have two operating systems on my computer, in one TCP normally finds the path to the host, and in the other traceroute breaks off halfway. Is it possible that the route is somehow cached? If so, is it possible to reset this cache? The OS in which…
HtmlMan
- 123
11
votes
2 answers
private address in traceroute results
I SSH into a remote host 194.199.68.165 and then use traceroute to check paths to 132.227.62.122 , and I notice that there are some private IPs, like 10.230.10.1
bash-4.0# traceroute -T 132.227.62.122
traceroute to 132.227.62.122…
misteryes
- 3,135
11
votes
6 answers
Getting "no route to host"in Mac OS X 10.5.8
I have an issue with one of my computer on my network. It is an iMac running OS X 10.5.8.
The issue is accessing certain websites. For instance, one of these websites is that the computer is unable to connect to is farmville.com.
When I ping…
jairo
- 113
10
votes
1 answer
* * * in traceroute
If I traceroute to my server via a bunch of different methods, the external ip seems to not work. However the server is online and accessible by this ip.
Localhost:
michaelxu@michaelxu-server:~$ traceroute 127.0.0.1
traceroute to 127.0.0.1…
agz
- 8,438
8
votes
1 answer
Packet sizes for ping and traceroute
Why is a ping packet's data length 32 while a traceroute packet's data length is 64 bytes? Is there any reason for that? Or are there any advantages for this difference?
Baran
- 315
8
votes
3 answers
What is the range of ports that is usually used in the traceroute command?
I wanted to know if there is a range which is usually used for destination port that is used in traceroute command. Like the starting address for destination port is 33434. but is there some standard range which is preferred for traceroute ?
j10
- 181
8
votes
1 answer
Why traceroute on Windows is named tracert - book that I am reading is claiming that there is some historical context
The book called "UNIX and Linux System Administration Handbook, 5th Edition" on a page about traceroute, in the footnote is saying that "Windows have it's own version, named tracert (special points on history knowledge for everyone who knows why)".…
Learner
- 337
7
votes
2 answers
Traceroute hops in the same subnet
in what case is there two neighbor hops in the same subnet in a traceroute output? As I know it should be only source addresses and each router interface should be in different subnet?
E.g.:
1 * * * Request timed out.
2 2…
7
votes
3 answers
Can you approximate a server's location?
Me and a colleague are having an argument whether or not the SaaS application we use is hosted in the US or in the EU.
The contract says EU.
Various traceroutes (example from home below) say US.
In the example below, the lookup of both 4.59.145.42…
Von Lion
- 123
6
votes
1 answer
Is traceroute output correct concerning the actual path to a target
The man page for traceroute says " traceroute tracks the route packets taken from an IP network on their way to a given host." , but while doing research on the topic I was not able to find any statistical data / scientific work on how precise…
Sim
- 213
6
votes
3 answers
Can I change the traceroute to a certain IP?
I like to play the game League of Legends but lately have gotten unacceptable amounts of latency (400+ ping). After finding out the game server's IP (95.172.65.165) I tried to traceroute it to see if there are any problems. As it turns out, there…
orlp
- 1,577