Have you received a suspicious email, call or text message? We can help.

Official

Accepted

Unanswered

Advanced Filters

Search Results (49)

Relevance
Selected Relevance
Blocking a caller doesn't prevent them from leaving messages

Lumia 950, Win 10, ATTI have a number blocked on my cell. But a call from this number reaches my phone, rings once. Caller can leave a message!  How can I prevent the call from coming through at all?

Questions

201

5

0

0

Can I block a phone number from texting and calling me on my prepaid phone?

I've looked everywhere and I can't seem to figure out how to do it. My device is the AT&T Z431. Any help would be greatly appreciated!

Questions

281

1

0

0

Has anyone experienced outbound SYSLOG (UDP port 514) traffic being blocked?

On August 24 00:18 all outbound SYSLOG (UDP port 514) traffic failed to make it to it's destination (not inbound so please do not suggest that I open a port on the modem/firewall). I am using a Motorola NVG510's public IP address space (so nothing should be affected by the device's firewall settings

Questions

358

0

0

0

Blocking websites

How do you block websites for individual devices? the Firmware does not have any options and the app does not have any options either that help you block websites for individual devices. The option does not appear in the Android app or the firmware, no firewall options either.

Questions

143

0

0

0

Trouble Managing a Blocked eMail IP

We are having trouble getting unblocked. We use SendGrid with a private IP (our IP 167.89.97.231) and have taken steps to maximize deliverability on behalf of our clients.553 5.3.0 alph159 DNSBL:RBL 521< 167.89.97.231 >_is_blocked.For assistance forward this email to abuse_rbl@abuse-att.net What are

Questions

157

2

0

0

AT&T Call Protect Plus - Send a call straight to voicemail?

Is there any way to send a custom number straight to voicemail instead of completely blocking it? I see that I can do this with certain groups of spam callers, but I didn't see a way to do this with a regular number or contact.

Questions

132

0

0

0

Email NDR because of supposed invalid PTR (rDNS) record.

Hello, I am a sysadmin trying to find out why our emails are being rejected by AT&T. The email is being sent from $user@$domain.com on a hosted Microsoft Exchange server mail.$domain.com to the recipient $email@bellsouth.net and we are getting a 550 5.7.1 NDR.  Sanitized version o

Questions

649

1

0

0

Closed

Block Calls from "Numbers Not in Service" or "Unknown Numbers"

How do I Block calls received from "Numbers Not in Service" or "Unknown Numbers."  I know these are somehow SPOOFING the GREAT AT&T; but, IT NEEDS TO STOP.  Please help............

Questions

853

3

0

Block specific outgoing calls on our landline

How can I block a number on my landline so my kids can't call it?  Please don't jump down my throat about over-managing my kids.  I am a single mom with a high schooler who has processing issues and I do not want her connecting with a drug dealer I discovered on her cell phone trying to get her to p

Questions

1.1K

1

0

0

Not finding what you're looking for?
New to AT&T Community?
New to the AT&T Community? Start by visiting the Community How-To.
New to the AT&T Community?
Visit the Community How-To.