traceroute is a common networking utility to determine the path a packet takes to a target IP device.

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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 ...
7
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1answer
593 views

* * * 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:~$ ...
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1answer
1k views

How do I troubleshoot distant Internet routing problems?

(This may be better answered on serverfault, but it's not technically about a server, so suggestions welcome...) We just moved offices at work. We're in Cambridge, MA, and have a Comcast ...
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3answers
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How to trace a hacker

So, I'm a big fan of the cheesy 90's movies about hacking (read Hackers). I've been using computers all my life, which has brought me to university studying in Computer Engineering. The other day I ...
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1answer
6k views

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?
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1answer
2k views

Slow tracert between hops

Each hop in the tracert reports 2ms or less latency, but trying to get to the end of one hop to another goes really slow. What would cause the latency to be so low yet take so long to perform the hop? ...
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2answers
654 views

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 ...
4
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1answer
40 views

Destination IP Faking?

I have a closed-source Windows 7 application that wants to make an HTTP connection to an internet-resident IP address. I want it to instead make it connect to a LAN IP address. If the application ...
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4answers
981 views

Windows tracert tool

Is there any information about packet loss in the tracert output ? First column shows hop number and last column shows IPs, is other columns showing ping times ?
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5answers
11k views

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 ...
3
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1answer
191 views

How do you find out what country a file is hosted?

I'm downloading a file from Adobe which appears to be coming from a local source but im not sure. Local traffic is free which is why im trying to find out. Download speed seems very slow to be ...
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3answers
1k views

How to block/avoid a particular IP when connecting to websites?

I'm having trouble connecting to a particular website. I can view it through a proxy, but not from home. So I ran a traceroute: Tracing route to fvringette.com [76.74.225.90] over a maximum of 30 ...
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2answers
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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 ...
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1answer
1k views

Find slow network nodes between two data centers

I've got a problem with syncing big amount of data between two data centers. Both machines have got a gigabit connection and are not fully occupied but the fastest that I am able to get is something ...
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2answers
225 views

Traceroute to IP address fails, but traceroute to domain name with same IP address is okay. Why?

When I traceroute to this IP (108.162.198.181) it stops after 1 hop. But tracerouting to a domain (www.gomodule.com) with the same IP shows 9 hops ending in that target. traceroute to ...
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2answers
464 views

Linux Traceroute and Linux Tracert

Im with a problem with traceroute on linux, the command traceroute its not working but tracert is working but both commands run the traceroute command, tracert is just a symbolic link to traceroute ...
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1answer
583 views

How to print only an IP address list of traceroute?

How do I print only an IP address list of a traceroute run? I don't want the web addresses like something-online.net and their round trip times. How do I get a "simple" traceroute from the ...
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2answers
202 views

Reading the Result of Traceroute

When you use tracert www.example.com in the command prompt, what exactly does the returned information tell you, and how does it go about getting that information. Up until now I have only used ...
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3answers
123 views

I can get in, but I can't get out

Like most technical folks, I suppose, I'm my family's primary source of tech support. I'm a developer--not a sysadmin--by trade and tonight I bumped into something I've never seen before. I'm hoping ...
2
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1answer
88 views

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 ...
2
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1answer
553 views

Website is resolving to localhost?

For some reason, the website funshion.com resolves to localhost (127.0.0.1) when I run it on tracert. The website should, of course, go to the website, not to my computer. Basically, Funshion is a ...
2
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1answer
104 views

traceroute on Linux displays '* * *'

What is going on? If I run traceroute google.com it outputs 192.168.0.1 for the first router (which is correct) and threee *'s for the rest. I have tried disabling the FireWall on the router ...
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3answers
3k views

Why does tracert not work when connected via wireless, but works when wired?

If my laptop is connected to my new Netgear router via wireless, all tracert commands display my router's IP address for hop #1, then timeouts for all remaining hops. If I connect to my router via ...
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2answers
967 views

Why does my tracert output not match my ipconfig?

When I ran into some intermittent Internet connectivity issues the other day at home, I decided to do something I rarely bother with - I plugged my laptop directly into the cable modem to see what was ...
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2answers
2k views

Mac OS X traceroute not even reaching router gateway

I'm having an issue on a Macbook Pro running Mac OS X 10.5, I'm unable to visit certain websites such as: "themarchesa.com" On other computers in the same LAN network connected over wifi I'm able to ...
2
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1answer
162 views

traceroute not showing hops

When I attempt to traceroute to an IP Address, I only get a single hop for output. Traceroute has started… traceroute to 8.8.8.8 (8.8.8.8), 64 hops max, 72 byte packets 1 ...
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2answers
270 views

Why does ping sometimes decrease in a traceroute?

I've run a traceroute. (see image). The "Avg" column shows that on hop 7, the ping actually decreases between ping 6 and 8. This can't be due to an anomaly because this data is averaged over 24 ...
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3answers
119 views

Why would latency suddenly go up when crossing networks?

I'm looking at the latency from my machine to a world of warcraft server. Every hop while I am in Comcast's network is sub 15ms. Then it hits ATT and goes to 60-70MS for the rest. Why would it ...
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2answers
93 views

Tracert behaviour explanation

Sorry if my question is trivial, I tried to tracert to an ip address, and after first 12 hops I got request timed out for the rest, until reach a maximum of 30 hops. I assume that the machine is ...
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2answers
81 views

More Detailed Trace of my Server's IP?

I use Geolocating services to see where my server seems to be residing, and it is resolving to New York. But the server is actually a cloud-server located in the Netherlands. The hosting company is ...
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2answers
388 views

How can traceroute show two different names for the same IP address?

Here are two traceroutes both to 82.195.128.132. One results in the name ns1.hosting365.ie and the other in the name mail.hosting365.ie. Why the difference? traceroute to mail.cameracentre.ie ...
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1answer
254 views

Am I reading this trace correctly?

We've been having issues at work with getting quotes from UPS today. After having no luck getting to the UPS support page, I decided to traceroute it. The following is the result I got from it: ...
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1answer
28 views

what's hops unity in network context

I have scanned a remote server using nmap : And i get the following OUTPUT : Network Distance: 22 hops What's hops unity? And , is there a relationship among the others unities of distance ...
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3answers
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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 ...
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1answer
41 views

Bandwidth information from traceroute command

I was wondering: is it possible to calculate bandwidth information from a simple traceroute command? Maybe an approximation using the distance between the nodes could be possible. The reason I am ...
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1answer
60 views

What is the device in the middle?

I did a traceroute on an IP address and got these results. I am only showing hop 9, 10 and 11, where it crosses over from my provider to their provider: 9 13 ms 13 ms 16 ms ...
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2answers
2k views

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 ...
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2answers
1k views

Where is packet loss occuring? (Interpreting MTR)

If MTR is showing something like: 1. 192.168.0.1 0.0% 2. 1.2.3.4 50.0% 3. etc That clearly shows that the packet loss is my ISP's fault, correct? But if I'm seeing: 1. 192.168.0.1 ...
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2answers
144 views

Trying to understand tracert output

I'm looking at the following tracert ouput: 1 <1 ms <1 ms <1 ms my-router-ip 2 * 14 ms 2 ms something-from-my-isp 3 182 ms 157 ms 158 ms ...
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2answers
424 views

traceroute going through 10.x.x.x … Why?

I'm getting some really high pings to various game servers in my own country at peak hours. Before I complain to the ISP I want to know what some of these results in my tracert are: Tracing route to ...
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1answer
42 views

Understanding IP Information Results

Am trying to understand why some IPs like this one shows results in different country. This below output is from using IP Information function provided by DNSStuff.com. This was a key IP in ...
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2answers
104 views

Determine actual DNS server consulted?

I know the authoritative DNS servers for records of a domain. What I haven`t determined is where queries internal to our network are consulted for records. I do know there are other servers used, ...
1
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1answer
2k views

Request Timed Out before getting to ISP

I’m on a network running server running Windows Server 2008 R2 and seem to be having a problem with connection speed to the internet. When I use tracert in the command prompt I always get “request ...
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1answer
124 views

DynDNS configuration - second to last packet is timed out during tracert

I have a NAS in a separate location which I connect into through a DynDNS domain I got for it. When I tracert to that DynDNS name, the following comes up: 1 3 ms 2 ms <1 ms ...
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2answers
3k views

How can I find the source of packet loss in a traceroute?

Whenever I ping my website, I get 5% packet loss consistently. However, pinging other sites such as google produce no packet loss. I'm really not fond of my webserver dropping packets, but I'm not ...
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1answer
2k views

Why is IPv6 ping failing to access google.com?

I have found that ping google.com from my Windows 7 box has stopped working. Below is the output - note that the IPv4 ping works, and Yahoo works. Is my local router at fault here? ...
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1answer
570 views

Some websites not loading at all, sometimes only HEAD loads

I cannot visit several websites, they just keep loading forever until the connection attempt times out. I am sure the websites are running fine because I have no problem accessing them through proxy ...
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1answer
6k views

How to solve request timed out? And why am I getting this error?

I am having issue with my net connection. My net connection gets disconnected at times. Online gaming faces lagging issue. It was 1st noted after modem firmware was updated by the ISP ...
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2answers
845 views

Linux traceroute Countries

Okay I was searching now for quite some time and I can't believe it. Is there no traceroute that shows me the hops on a world map? And maybe in a 64bit version I found xtraceroute, grace, GTrace... ...
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0answers
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Strange traceroute on home network

In our home network (with a central AVM FritzBox as an internet router and central switch) connection gets lost from time to time to some of the devices. If lost, no ping is possible any more and ...