The right and wrong way to do email list verification
We have explained the differences between validation and email list verification in previous posts. In short, validation does not remove bounces nor does it do an smtp handshake. Many validation companies do, however, mx checking where it checks certain steps if the mail exchange is setup properly. But they do not do smtp handshakes. In order to understand verification and to choose the right company, it’s important to look for clear signs of authentication as most verification companies miss many steps in order to save money.
Social
networks (the wrong way)
Ask your email list cleaning company how they
do verification. Get them to be specific. Ask them if they do email list
cleaning free of social networks. For a while, email marketers requested that
emails be patched against social media email accounts. For a year or two, this
verification method worked well because emails that were used for social
networking were authentic, however, bots and fake profiles started filling up
Facebook and Twitter therefore, you cannot use these as the best method for
verification.
Appending
(the wrong way)
Ask the email
list Verification
Company if they append date/time stamp emails
that were verified during a special date appointment. In example, to save money,
many verification companies will save the date and time stamp of when the email
was verified. They then will not mail to that specific email until a set date
is specified to save money. This idea works in theory but is not real time
verification as some set dates of up to 30 – 90 days. Waiting this long to
verify if an email is verified is not going to be accurate.
Scoring
(the wrong way)
Like appending and social networking above
combined, many verification companies will offer a technical term of scoring as
their reporting feature. They offer the email on a scale of 0 – 10 (0 as good
and 10 as bad). Most, if not all, email verification companies started as email
marketers. Scoring works by tracking the date/time and when the email was sent
last. It also connects to social networks. In example, if the email wasn’t sent
for 90 days and does not have a social network profile, it can be scored as a
10.
SMTP
Connection (the right way)
In order for an email to be verified correctly,
without skipping steps, it has to be delivered. ISP’s have certain thresholds
to allow a number of emails in from an IP range. Yahoo may allow only 3,000
from an IP per 24 hours or gmail 300. Verification companies must be
deliverability experts by understand all ISP threhsholds.
Real
time (the right away)
With an smtp connection comes real time
reporting. In order to get the maximum bang for your buck, the email must be
checked in real time and that means as the list is scrubbing, the system is
sending an smtp handshake. Verify550 does this 3 times for each email in real
time and picks the best two out of three in their reports.
This is the syndicated copy of an original
article posted at https://verify550.com/right-wrong-way-email-list-verification/
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