Lists of hosts and their email sending limits

There are several email hosting providers working on internet who have some limitation of sending mails which you should know before sending bulk emails. Here is a work out of some of them which can provide better information.

Host	Limitations	Your frequency	Configuration
1and1	-6 per minute servers -3500 per hour in the Unlimited Pro	30 emails / 5 minutes	SMTP ports are blocked with this host. Use PHPMail instead.
Hostinger	No Official limit	You can send up to 15 email messages per minute with PHP. Also you can not exceed 3 emails per minute if you are using Webmail client.	You can use external smtp servers like smtp.gmail.com to configure your mail clients to send bulk emails.
All-Inkl.com	1000 per 10 minutes	240 emails / 5 minutes
BlueHost	150 per hour	70 emails / 30 minutes	Some plans have SMTP blocked and there's no way to unblock them
DomainFactory (df.eu)	500 per hour with Sendmail 1000 per session with SMTP	115 emails / 15 minutes 250 emails / 15 minutes
DreamHost	100 per hour	25 emails / 15 minutes more: http://wiki.dreamhost.com/SMTP_quota	SMTP Hostname: mail.your-domain From: Needs to be a 'DreamHost-hosted' e-mail account E-mail Address: Enter your e-mail address. User Name: Enter your e-mail address, again. Password: Enter the password you set up for your e-mail account. Secure connection: No Authentication: Yes Ports: 25 or 587
Free.fr	20 per task 100 per hour 2000 per week	18 emails / 15 minutes	the "from" email address needs to be your_login@free.fr. If you're using your own cron or the manual send process, you can send 15 emails every 10 minutes.
FrogHost.com	1000 emails per hour	490 emails / 30 minutes
Gmail	500 per day	20 emails / 1 hour
Google Apps	100 per hour 500 per day	48 emails / 30 minutes 20 emails / 1 hour (if you have more than 500 subscribers)
GoDaddy	250 per day on regular hosting 1000 on dedicated/virtual servers	5 emails / 30 minutes 40 emails / 1 hour (if you have more than 1000 subscribers)	For GoDaddy's own SMTP: Server : relay-hosting.secureserver.net Port : 25 Secure method : No Authentication : No Your from and reply-to email should belong to your own domain.
Goneo	250 per hour	60 emails / 15 minutes	Method : php Mail Function Your from, reply-to and bounce back email addresses should belong to your own domain. Do not leave the bounce email field empty!
GreenGeeks	100 per hour by default	45 emails / 30 minutes
hawkhost.com	2000 emails per hour
Hivetec	80 per hour	20 emails / 15 minutes
Host Gator	500 per hour	115 emails / 15 minutes	Note: Does not support third party SMTP, except for Elastic Email and SendGrid. For those, MailPoet uses their API on port 80. Cool! List over 5000 emails aren't allowed, unless you use Elastic Email or SendGrid.
Host Monster	500 per hour	115 emails / 15 minutes	Note: Does not support third party SMTP, except for Elastic Email and SendGrid.
Hosting 2GO	50 per 15 minutes	45 emails / 15 minutes
Hotmail	100 per day	Due to this limitation, you should not use Hotmail as smtp server.
Infomaniak	20 / 15 minutes	20 / 15 minutes	Automatic bounce handling for Premium users: Infomaniak forces its own bounce address, so we recommend to use a third party email provider.
JustHost	150 per hour	70 emails / 30 minutes
Laughing Squid	Unknown. They prefer not to send any newsletters from their servers.
Lunarpages	20 per minute 600 per hour	19 emails / 15 minutes	You can use your own cron task to have a better frequency (every 2 minutes)
Media Temple	50 per minute 500 per hour max 1000 per day	115 emails / 15 minutes	You can use your own cron task to have a better frequency (every 2 minutes)
Netfirms	200 per hour 2000 per day
Netissime	500 per 15 minutes 1000 per day	100 emails / 15 minutes 40 emails / 1 hour (if you have more than 1000 subscribers)
one.com	No official limits.	Don't go over board noneteless.	Make sure your FROM address is from your own domain name. If you send with their smtp: 1. Hostname: mailout.one.com 2. Login should be the complete email address 3. Leave the password field blank. 4. Port: 25 5. Secure Connection and Authentication should be set to “No”.
OVH via smtp	Pack Perso: 500 per day Pack Pro: 500 per day Pack Business: 1200 per day Pack Premium: 2000 per day	20 emails / 1 hour 20 emails / 1 hour 48 emails / 1 hour 80 emails / 1 hour Max per hour: 100	Method : SMTP Server : ns0.ovh.net Port : 465 Secure method: SSL Authentication : Yes Your username/password
OVH via website (host)	You will be blocked if more than 5% of your messages bounce (invalid email addresses)	No more than 150 emails per batches	Method : php Mail function If you're sending from OVH's shared hosting solution, you won't be able to specify your own bounce address. A dynamic address is enforced by OVH. This means that you'll never be able to fully validate your SPF and have a worse reputation for ISPs(gmail, yahoo etc...)
PHPNet	100 per hour	50 emails and 2 second pauses between each batch with the manual send process	E-mails are added to their own queue so you can send as many emails as you want and then their server will deliver automatically 100 emails per hour
PlanetHoster	200 per hour	90 emails / 30 minutes
Rochen	100 per 10 minutes 1000 per day	95 emails / 15 minutes 40 emails / 1 hour (if you have more than 1000 subscribers)
ServerMX.com	Packages MX1 - MX2 - MX5 1 minute => 120 emails 1 hour => 300 emails 1 day => 400 emails 1 week => 1000 emails Packages MX10 - MX20 - MX50 1 minute => 120 emails 1 hour => 700 emails 1 day => 1000 emails 1 week => 5000 emails
Siteground	400 per hour	95 emails / 15 minutes
Site5	500 per hour	41 emails / 5 minutes	for SMTP connections
Synthesis	1000 per hour	250 emails / 15 minutes	PHP Mail
Techark	250 per hour	60 emails / 15 minutes
VPS.net	200 per hour	90 emails / 30 minutes
Webcity	20 per 6 minutes	19 emails / 15 minutes	You can use your own cron task to have a better frequency (every 8 minutes)
Westhost	1000 per hour	225 emails / 15 minutes
wpwebhost.com	200 per hour	95 emails / 30 minutes
Vexxhost	250 per hour for shared hosting 500/hour for semi dedicated	60 emails / 15 minutes 120 emails / 15 minutes
Yahoo	100 per hour Max 500	95 emails / 1 hour	Don't use third party applications like MSOutlook to send bulk emails. Your account will be deleted if you cross the limit by using third party applications.