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

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Multiple IP Addresses on a Traceroute Line

I'm doing a traceroute from my box to ....say.... stackoverflow.com. I see a couple of instances where there are multiple ip's on one line. For instance, in below, line #2 has two IPs: 10.1.6.5 and ...
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iMac OSX “no route to host”

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 ...
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wget not working on one machine: 404 Not Found

I am trying to use wget to debug and issue I am having. I have a remote machine from one server trying to reach query.json and it works fine, connects and downloads fine. I have another remote machine ...
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How can I determine the meaning of an odd entry in tracert output?

My router / gateway is on 10.0.0.1, with it handing out DHCP addresses in the range of 10.0.0.10 - 50. I did a tracert on yahoo today and noticed something odd, the 10.196.192.1 entry in the list ...
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can't ping, can't browse, just one site, not dns

Ok this is a new one for me cuz i can NOT browse and also NOT ping and it's just one site but the site is up and it happens from 3 different computers (all windows 7) behind my router-cable_modem. ...
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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 ...
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How to test whether a router supports NAT loopback?

I've been unable to find much information on whether my router (Linksys EA4500) supports NAT loopback, so I'd like to perform a test to tell me whether accessing my external ip address from within the ...
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Why does traceroute show a direct connection to my home network devices instead of going via the router?

I have 2 laptops connected to my home router, with the IP addresses 192.168.1.10 and 192.168.1.11. I use traceroute 192.168.1.11 from the first laptop and I get 1 22 ms 11 ms 33 ms ...
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tracert shows all hops slow, and last hop three times, how can this be explained?

Very slow network today, so ran a tracert and got the following, which I don't understand, and hope someone can explain. There are two aspects I do not understand. One of them is how can all the ...
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Why does tracert work from one machine, but not another?

I am testing from two machines. The first ip: 192.168.101 is connected over ethernet. When I run tracert it fails: Tracing route to 192.64.170.252 over a maximum of 30 hops 1 <1 ms <1 ...
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traceroute dropping in between for some systems

In my office there are multiple computers running on windows 7. there is one endpoint which can be accessed only from some systems(all system are in the same network). The endpoint is something like ...
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Interpreting traceroute

I have a tracrt which I am struggling to interpret. The reason I am confused is that on the traceroute the first hop is the same as the last. Normally I would expect to see some form of router or ...
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Why next router have smaller response time than previous router in mtr?

In other words why first host have 20.4 ms response time but second host have 15 ms response time. As I know for access to second host must pass through first host, Is that true? Why is this ...
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How to analyze mtr data

When I use to have latency issue with my hosting server I use to send mtr report to support so they can analyze and tell me if there is any issue at my end or their servers. Now, I am running with ...
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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 ...
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Tracert skips hops only see the end IP

When i use tracert for windows it will 'timeout' on all of the address' between my router and the target, the exact number of timeouts represent exactly to the hops it would normally take (i used my ...
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Tracerout fails in last hop but succeed from last machine

I have 3 servers : A, B and C. A = 10.1.52.100 subnetMask = 255.255.255.0 defaultGateway = 10.1.51.254 B = 213.56.106.137 subnetMask = 255.255.255.192 defaultGateway = 213.56.106.190 C = ...
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understanding traceroute output to diagnose an issue with Verizon FIOS

Tech support has tried, and failed, to repeatedly fix anything, which makes me think the issues are deep within the Verizon network. But I'd like a quick sanity check, since I'm not very experienced ...
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what does it mean if nslookup and ping fail to resolve a host name but tracert does not?

This problem concerns an internal DNS server that for some reason sometimes fails to resolve the host names of some machines on the network. When it fails to resolve a host name, and this can happen ...
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traceroute just showing a single hop to any host, no matter how remote?

So, at a friend's place, no matter where I do a traceroute to, I always get an immediate response of exactly one hop, just as if the computer would be directly connected to the target system. IIRC, ...
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check if two IP addresses belong to the same router

I have several hosts from which I traceroute to the same destination. Is there a way to determine whether two IP addresses belong to different interfaces of the same router? Is it enough to check if ...
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Explain this mtr output (connection issues)

My Internet connection has been under-performing lately.. I started mtring to get some insight into what's going on -- please see the screenshot below. Questions: What is the second hop? Why is it ...
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Empty entries (***) when using traceroute on a PC but not when using traceroute in the router

Today when I try to traceroute www.google.com from both my router and my PC, I saw a weird behavior. Router's Traceroute traceroute to www.google.com (173.194.38.176), 30 hops max, 40 byte packets ...
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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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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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Different Traceroute Endings

Am trying to understand why Trace-route endings are different from on site to another. This below three outputs has been constant for long period of time. Using: ...
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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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Understanding traceroute output / high latency vs blizzard server

I've been trying to read about understand the output of the traceroute command on the mac but i really can't understand it very well. I'm experiencing terrible latency connecting to the diablo 3 ...
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How to solve routing issue when connecting to VPN?

I am located in the Middle East, and connecting to a VPN in New York. Some time in the past couple of weeks, something appears to have gone wrong with the routing, such that it is now impossible for ...
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What is the most effective way to fix content in older linux manpages like traceroute?

Today I was reading through the manpage for traceroute when I came across this passage: "There is a couple of additional options, intended for an advanced usage (another trace methods etc.):" I ...
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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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virtualbox: no TCP traceroute

I have VirtualBox running Ubuntu on an Ubuntu host. The networking mode I set is NAT. I noticed that TCP traceroute-like messages (i.e. with low IP TTL) never receive any ICMP reply. Is there some ...
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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 ...
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Speeds reported within a single tracert vary wildly

My Internet connection is being very unreliable at present. When I try to visit a web page, it takes about a minute to establish the connection, but once the connection is in place the page loads ...
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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 ...
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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 ...
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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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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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traceroute: findsaddr: write: Invalid argument

I have a FreeBSD machine with traceroute Version 1.4a12+FreeBSD. When I try to run traceroute, I get the following error. However the same command works fine on my Mac. $ traceroute 8.8.8.8 ...
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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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Better than traceroute / nslookup

Im searching for a command that shows all IP addresses that you get in status bar when you connect to site. Example: ebuddy.com, is not ony ebuddy.com, but varnish.ebuddy.com bsvc.ebuddy.com ...
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ping and traceroute not running despite I'm connecting to internet

I'm under firewall, I'm using linux, I try ping www.google.com and traceroute www.google.com. traceroute reach gateway and ping give nothing dispide I'm connecting to internet.
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Traceroute Basics

I'm new at computer networking and trying to understand traceroute by this tutorial: http://community.spiceworks.com/how_to/show/47298-how-traceroute-works These are IP packets with a UDP transport ...
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120 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 ...
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Ping utility for Microsoft device emulator

Is there ping utility can running on Microsoft Device Emulator: both Pocket PC 2003 and Windows Mobile 5.0. Pocket PC?
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When on VPN, can't load any sites that belong to Google

I work from home and I VPN into the office. We are a remote team all over the country and we use Google Hangouts to video conference. After I VPN, I then RDP onto my desktop which is a physical ...
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Three different time values when using traceroute [duplicate]

I'm learning networking troubleshooting and noticed how there are three different time values outputted for every hop when using traceroute, what do they mean? (The left CLI in the image is a router ...
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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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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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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 ...