It is not permitted to publish multiple SPF records. Before creating the SPF record for your domain, it is important to find out which server your domain is going to send emails. Be aware of nested lookups, which count toward the limit of 10. A domain name can't have multiple SPF records. The RFC says this about include: The "include" mechanism triggers a recursive evaluation of check_host (). SPF is a Sender Policy Framework that acts as a caller id of sorts to help validate that your email was allowed to be sent from that particular application. An SPF record is a TXT record in the DNS starting exactly with "v=spf1", followed by an array of mechanisms and/or modifiers. Following such advice often leads to multiple records being created: "v=spf1 include:_spf.google.com ~all". SPF record : Blank or @ TXT: To authorize Google mail servers: v=spf1 include:_spf.google.com ~all To authorize an additional mail server, add the server's IP address before just before the ~all argument using the format ip4:address or ip6:address. SPF record syntax. However, if you're adding an SPF record for a specific subdomain, fill in the "host" field with the name of the subdomain. Best practices for properly handling SPF records. To setup DKIM authentication, you will be creating a new DKIM record. In most cases, you simply login and create a new TXT record with the value of: v=spf1 include:_spf.google.com ~all Google provides detailed instructions, as well. TXT vs SPF record for Google servers SPF record, either or both? See Section 4.5. for the selection rules. TXT record values - Google Workspace Admin Help Multiple SPF Records: Issues and Examples | Mailtrap Usually, multiple SPF records are a result of an accident or lack of knowledge about DNS records. (Unlike SPF records, there are no issues with having multiple DKIM DNS records in your domain.) dns - Multiple SPF records: gmail and mailgun - Stack Overflow If you would like to add more sources (for more applications) you'll need to update the existing record or (if the record does not exist yet) create a new record with multiple entries. A domain name MUST NOT have multiple records that would cause an. If you have multiple outbound mail servers, include the IP address for each mail server in the SPF TXT record and separate each IP address with a space followed by an "ip4:" statement. The SPF check verifies that an email comes from authorized servers. SPF Multiple Records More Information About Spf Multiple Records Hostname has returned multiple SPF Records The use of alternative DNS RR types that was formerly supported during the experimental phase of SPF was discontinued in 2014. If you already have a TXT record with SPF information set up for your domain name, you will need to customize it following specific syntax rules. See RFC 7208 for further detail on this change. v=spf1 include: highinbox.com ~all. IPv4: This is the SPF record for _netblocks.google.com To solve this problem u sing CIDR notation, Google's 4,096 IP addresses are represented as: 64.18../20. authorization check to select more than one record. Too many DNS lookups. and evaluation can proceed. DKIM signing Most service providers (including Google) require you to put a TXT record in your top level domain with a code they give you to prove you own the network. If you use Google Apps for email, you'll need access to your DNS provider to add an SPF record. An SPF record is a TXT record in the DNS starting exactly with "v=spf1", followed by an array of mechanisms and/or modifiers. "v=spf1 mx a include:getresponse.com -all". So how to resolve this issue? It's important to have just 1 SPF record; if you have 2 or more, they may all be ignored. How include works. The include statement provided by the wizard does not seem to work. For example, our current SPF record includes Google and Paubox because our emails are coming from those two servers. How to create an SPF record with multiple sources You can add multiple sources to an SPF record. For Routing policy, choose Simple routing. And you need to add a new record, such as: v=spf1 mx a include:spf.123-reg.co.uk -all. All SPF records start with exactly "v=spf1", followed by a series of "terms". An SPF record can be overly permissive if you end your SPF record with "+all." It is a more dangerous situation as you permit the entire internet to send emails on your behalf. If our SPF record includes a domain, and that domain includes other domains . Best practices for properly handling SPF records Using proper multiple SPF records syntax is essential for merging, but there are also other important keynotes. Once selected, click on the + icon and enter and save this SPF value: . In your existing SPF record, you will append include:_spf.google.com For example, if your existing record looked like v=spf1; mx; ip4:1.2.3.4; you would add the above include as follows v=spf1; mx; ip4:1.2.3.4; include . 3.1.2. This TXT-based SPF entry contains specific information about . SPF record you can copy, for sending email with Google Workspace only SPF record examples, for sending email with Google Workspace and your other email senders For details, go to Define your SPF. Go to your messaging server (s) and find out the External IP addresses (needed from all on-premises messaging servers). The default setting is 1 hour. Specifically, the sending of emails via unauthorized mail servers is to be prevented. Check out this guide on how to merge multiple SPF records to fix this. authorization check to select more than one record. Add Shopify's SPF record (above) to your domain's TXT record. It does this by looking up the DNS for the . Hostname has returned multiple SPF Records. Remove duplicate mechanisms, and mechanisms that refer to the same domain. TTL: How long the server should cache information. In order to keep the google.com SPF record under 255 characters, Google created an SPF specific subdomain of _spf.google.com and references each netblock using an include statement in the SPF record. The following are the 4 SPF records I need to add: v=spf1 include:_ spf.google.com ~all. I have an SPF record setup as a TXT record against the apex domain, but I also need to add a Google Site Verification code now so that I can get Google Search Console verifying correctly (their new setup recommends using DNS TEXT records for verification and consolidation of domain name with and without www. You may also need to consider any other DNS TXT records on the domain as they are included in the 512 byte limitation of UDP. Removing the other values is not an option. If I also want to implement DKIM or SPF, I can . For example, you add a new email service provider for your outreach. SPF records can have up to 255 characters. user107102 December 6, 2021, 6:55pm #1. Find your domain's TXT record. The challenge here seems to be that Hubspot does not support multiple values in a TXT record, though Google and other providers do. And the section 4.5 says: After the above steps, there should be exactly one record remaining. Note that the version part "v=spf1" is mandatory: everything else like "v=spf2" would render the SPF record invalid and cause the receiving server to ignore the record. There's some more information here, if you want to read up . The answer is no, since having multiple SPF records is one of the most common SPF errors that domain owners come across, it can completely invalidate your SPF and lead to SPF PermError. Require the SPF record in the DNS so that it can validate it. I'm now trying to figure out what SPF record I should create to prevent email spoofing. Spoofing & spam protection by SPF. Hi, I really need help with combining multiple SPF records into one record. For Record name, specify a name. If you have an existing SPF record, follow the instructions below to update an existing SPF record with multiple mail servers. For more information about multiple SPF records, see the resource: Support.Google.com: multiple SPF records. 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