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

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Inspecting the effects of base64 encoding on file composition and network traffic patterns

BACKGROUND I'm reading up about base64 encoding with a view to understanding the network traffic generated by content I'm writing (HTML(5), CSS(3), Javascript) and came across the following article: ...
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3k views

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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7 views

Unable to traceroute from RSA Authentication Manager to Windows Host Machine

I'm setting up my virtual environment for a virtual machine like this, Problem : Here, I need to test, whether my windows host browser and the RSA AM VM is able to connect or not. Try: For this ...
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95 views

Single website inaccessable through broadband / ethernet

I'm having difficulty accessing a single website on either of my two desktop computers, connected to the router using wired ethernet However it will work from my mobile phone connected across wi-fi !!...
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35 views

Confusion in IP address configuration! Traceroute/pathping

When I query for my public IP address it obviously shows an IP address from Public cass typically 1.22.112.x. I have a Dlink router which is configured to DHCP and I am guessing my router also gets ...
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32 views

Unable to access some Utah websites

I know this has been asked before, but I don't find an answer that addresses my particular issue. I would like to know how to use IP trace software (like Magic NetTrace) to figure out who is blocking ...
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14 views

detect if IP using a proxy from terminal

I'm trying to do check/detect from terminal or AppleScript if a given IP return to a Proxy. I don't see how to do that which ping/ traceroute etc.. Any idea?
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3k views

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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21 views

tracert - no ICMP replies after second hop

This is a follow up question to my previous one here. I did a trace again but to a different host. Is this trace normal? What I am expecting is I should be getting at least another ICMP reply ...
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40 views

tracert - routing loop?

I was trying to access Paypal dev blog but got a connection timed out error instead. Other sites are working fine. So I did a trace route if I would see something flaky. Indeed something came up.
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18 views

tracert with specific network device

I use Windows Server 2003 and would like to run a tracert with a specific network device. We have two devices in there, while the first is the default one, which the tracert works with. The other ...
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43 views

Cannot ssh from host to guest os in Virtual Box

I have a windows machine with virtual box installed. I have ubuntu VM within the virtual box. If I setup my vm's network to use NAT, and setup port forwarding to forward from my localhost to the 10.x....
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37 views

can i disable SNMP trap on tp-link ads2+ router?

so i have this tp-link adsl router (TD-W8961ND) and every time i try to do a traceroute my internet link goes down this what i get from the tracert tracert 8.8.8.8 Tracing route to google-...
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1answer
22 views

Ping is (LSSR) not working as it should

when trying to reach google from my PC, here's the trace route: But when trying to use loose source routing ping, it always return "Request timed out." ping -j 130.43.32.33 google.com (returns, ...
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71 views

Making Sense of ISP's Network Topology

I recently noticed something odd while performing traceroutes from my home network, and its made me wonder as to the architecture of my ISP's network. My home network uses 192.168.0.0/16 addresses (...
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31 views

TRACERT Issues, Consistently timing out on specific steps

I've been with the same internet provider (ZoomInternet) for a few years now. It has been a relatively good experience, and the service is typically fine just fine. However, the last 2 or 3 days I'...
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53 views

traceroute showing unfamiliar result in local network

When I use the the tracert command in Windows cmd, for example with google.com, it shows a familiar IP address. But when I use it with the name of a computer on the same network it shows me a long ...
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35 views

traceroute always end at the gateway?

A while ago I upgraded my home network to a new ISP and had no problems at all until today. I tried to traceroute to 8.8.8.8 and this happened: Tracing route to google-public-dns-a.google.com [8.8.8....
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34 views

Very strange with traceroute?

A while ago I upgraded my home network to a new ISP and had no problems at all until today. I tried to traceroute to 8.8.8.8 and this happened: Tracing route to google-public-dns-a.google.com [8.8.8....
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182 views

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. ...
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2k 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
99 views

Unpingable IP's on local network

I am out of idea.. I am using a MikroTik Router I have two network 192.168.1.0/24 and 192.168.3.0/24 One is on ether=4 and the other on 5 Im trying to have a route that will route trafic so both ...
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1answer
944 views

Why/how is WinMTR 30 x faster than tracert / ftrace / wtrace etc?

When I run WinMTR and trace any host, like google.com for example, the built-in windows command tracert (on Win 7) and also third party commands like ftrace take 30 seconds ish to finish even when I ...
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53 views

Duplicate IP Address during traceroute / mtr?

While using MTR or trace route I notice that there is a duplicate gateway address showing (10.10.10.1). This happens no matter which physical device or VM that I utilize to test this. I am leveraging ...
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89 views

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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37 views

How to setup a routing loop using route tables?

I am attempting to setup a network loop using the route tables in Windows. The purpose of this setup is to test the impact that TTL Expired notifications have on a program. I have the following ...
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237 views

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 web....
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40 views

How to figure out company's network topology?

I can figure out: 1. 3 floors(A, B, C), there is a WIFI AP with same APN but different BSSID in each floor. 2. Will get different IP different subnet if I connect to different WIFI AP 3. the router's ...
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57 views

Strange mtr result on pppoe

Why I have such mtr result on pppoe? I have not this result on bridge mode even I check with another ADSL router and does not this result. As you can see each IP iterate on several level for example ...
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58 views

Strange network hops to Microsoft Office 365 server

Let me start by saying, that I'm not a network pro and trying to learn. We have some issues with Office 365 and when I try to ping their IP (132.245.228.194) I get this result. Notice that in hop 7 ...
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68 views

Traceroute behind a Carrier-Grade NAT (IP address 100.64.0.0/10)

Is it possibile that a Carrier-Grade NAT blocks all incoming ICMP messages? Trying a traceroute from an IP address belonging to the range 100.64.0.0/10 it doesn't detect any hop, neither the first ...
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82 views

Two IP addresses, different network ID = different networks?

Part of my coursework involves tracerouting a number of UK academic websites. When tracing oxford.ac.uk, before reaching the end (129.67.242.154), it goes through a few 192.76.xx.xx routers which (...
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82 views

Sudden traceroute time jump between ISP and requested server

I've been having trouble these past few months with certain websites timing out or acting really slow, so I decided to do some traceroute testing. One particular website I try to access called "vp....
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15 views

How to resolve flaky IP routes to an Amazon EC2 server?

My connections to various Amazon EC2 run websites seems to timeout every few minutes. Then it starts connecting again a minute or so later. I suspect this is due to a faulty route set along the way, ...
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2answers
144 views

Is a firewall blocking me from accessing VZW's website?

I am not able to get on Verizon Wireless's website http://www.verizonwireless.com/ from any computer on my LAN. Chrome and Firefox just return with a connection timed out. However, the name resolves ...
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61 views

How do I get information about the ip addresses tracert goes through in windows?

Just wondering what the heck is not giving permission to tracert to pass. $ tracert google.com Tracing route to google.com 1 - - - Request timed out. 2 214 ms 69 ms 737 ms 114.108.194.45 3 ...
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135 views

Why does pinging my friend have higher than expected ping times?

Why does pinging my friend that lives in the same city, hires the same ISP, and who also lives 30 miles away from my neighborhood show a slightly higher ping (20 ms) than pinging a local server from ...
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83 views

traceroute shows destination host only

I run tracert to a target in our company network and got the following result (ip and names are mangled) $ tracert target.example.com Tracing route to target.example.com [192.168.10.1] over a ...
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49 views

tracert results not matching routing table (route print)

Why would tracert 10.0.0.1 produce the following results: Tracing route to 10.0.0.1 over a maximum of 30 hops 1 3 ms 3 ms 3 ms 192.168.0.1 2 * * * Request ...
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1answer
36 views

Ping times change over time only to a certain server

The problem happens only to a certain server from a nearby country. When i test the ping to that server, i get 30-40 ms today, then tomorrow i'll get 240-250 ms. Sometimes, an hour later it'll be 50-...
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2answers
96 views

Fluctuating ping to a certain ISP backbone

There's a central server that located 300 miles away from my country. but when i test the ping to that server or their ISP backbone, i get inconsistent or a fluctuated pings from there. i live in ...
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105 views

Router reachability / configuration issue

I'm facing a weird problem at home and have been trying to find the root cause of the following problem, and solve it. I have a Motorola router at home and its public IP is 104.32.170.156 (taken from ...
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2answers
557 views

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 ...
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2answers
101 views

Assistance needed with high latency on a home network compared with office network with two connections from the same ISP?

I’m having trouble with my home network’s high latency and would be glad if someone can shed light on what is causing the issue. Could it be because of my router (Buffalo AirStation Nfiniti running DD-...
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3answers
6k 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 ...
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Some of my clients report a route change when they reboot\refresh their IP?

I made a gaming server recently that hosted by my ISP. Some clients report a change or improvement in ping/latency times from 50ms to 20ms by rebooting their modem/router to get a new IP address, and ...
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2answers
109 views

Who is slow in this traceroute result?

I am using Atlassian Jira Agile Cloud, but browsing is very slow. Nothing like Bitbucket. So I tried to traceroute to see if my ISP is slow or Attlassian (as I see many people complain on slowness, ...
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2answers
75 views

Possible route, but denied?

If ISP (A) can be routed to ISP (B), and ISP (B) can be routed to ISP (C) and vice versa, then why ISP (A) and ISP (C) can't be routed through ISP (B) to each other? The packets are routed like this ...
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1answer
107 views

Why ping to a specific address is different from country to another?

I was working on a server outside my country, and the ping was around 90, I moved to other country and still working on the same server, both countries have the same distance, ISP, internet speed, ...
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26 views

fluctuating ping/latency only to a certain ISP [duplicate]

Pretty much the title. There's an ISP server that located 200miles away from my location. Once the packets cross their network, it fluctuates from 40ms to 120ms back and forth and rarely happen to be ...