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Forums » More ISPs Blocking Port 25 Inbound? » Gonna need to do more..
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Three plus years and counting »
« Huh?  
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mrchris
We don't miss you Bush
Premium
join:2002-10-01
North Babylon, NY
Gonna need to do more..

If you want less spam getting to your customers, such as going after the actual spammers themselves!


BIGMIKE
Premium
join:2002-06-07
Westminster, CA

Is your ISP blocking your access?

P2P program not working? People cannot reach your web server? People can't reach your email server?

It's possible your ISP is blocking incoming connections to the required ports. This test will confirm it. You need to specify the port you want to check. To do that, you have to know the port number your program uses to accept inbound TCP connections. »www.hackerwhacker.com/freetools.php

Tracing Port 25 to Ip Address 66.74.***.***

19 cpe-66-74-224-118.socal.res.rr.com (66.74.***.***) [closed] 89.104 ms 85.018 ms 83.793 ms
--
Type "miserable failure" in Google

kpatz
MY HEAD A SPLODE
Premium
join:2003-06-13
Manchester, NH

Port 25 blocks only mask the symptoms, not the disease.

It's more of a "not in my backyard" scenario than any real anti-spam tactic. It makes the ISP in question "look" better on the Internet as a whole, but for every ISP that blocks 25, there are a dozen more that don't, especially abroad.

Even if *every* ISP in the US were to block 25, the spammers would just use servers in China, Russia, etc. And we would still be buried in spam.

The problem can only be solved at the source. Make it illegal for companies to solicit spammers for advertising, and ENFORCE that law strictly.
--
SMTP: Spam and Malware Transfer Protocol. Also used on rare occasion to transmit e-mail messages.


Nerdtalker
Working Hard, Or Hardly Working?
Premium,MVM
join:2003-02-18
Tucson, AZ
clubs:

reply to mrchris
said by mrchris See Profile :

If you want less spam getting to your customers, such as going after the actual spammers themselves!
How about better implementing spam filters? Or providing customers with better spam filtering through webmail, as well as POP3/SMTP clients?

Although it has some positive effect, blocking port 25 across the board does little to reduce actual "spam", since the spammers just move on to target IPs owned by ISPs that don't have port 25 blocks. Essentially, blocking port 25 gives the ISP a little bit of a PR-boost, but does nothing to actually decrease the amount of spam that their customers see in their inboxes.
--
"Some people never see the light till it shines thru bullet holes." -Bruce Cockburn

I'm testing Gmail's spam filters: Broadbandreports1@gmail.com
Spam: 12900+ messages currently using 406 MB.
Forums » More ISPs Blocking Port 25 Inbound?Three plus years and counting »
« Huh?  


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