Domain Intelligence
Last Updated:
Midco.net
Safe to Send
Midco.net is operated by Midcontinent Communications. The domain runs 2 mail exchanges and SMTP is responsive, with 2 of 3 authentication standards in place.
Safe to Send
RISK
27
/100
Low
Verify Mailbox
Verify @midco.net emails
Live SMTP handshake against midco.net mail servers. No email is sent. 10 free per day, no signup.
Trusted by 400,000+ senders
4.9/5
From 8,500+ verified reviews
The risk score saves my team probably an hour a day in manual prospect research. We sort outreach lists by it and skip anything in the high-risk band. Bounce rate is the lowest it's ever been. Lisa Fonseca · SDR Team Lead
SOC 2 Type II
GDPR
CCPA
99.7% Accuracy
Disposable
No
Persistent addresses, not throwaway
SMTP Live
Yes
Mail server responds to SMTP handshake
MX Records
2
Mail exchangers
Mail Exchange (MX) Records for midco.net Mail Exchange records. They tell other mail servers which hosts are responsible for receiving email at this domain, in priority order. Lower priority numbers are tried first.
#10
mdc-east.mx.a.cloudfilter.net 18.208.78.215
Reachable
#10
mdc-west.mx.a.cloudfilter.net 35.166.162.2
Reachable
SMTP Handshake
Simple Mail Transfer Protocol. We open a live SMTP connection to the primary MX and read the greeting banner. A response confirms the mail server is alive and accepting connections.
Responsive
BANNER220 mdc-ibgw-5001b.ext.cloudfilter.net cmsmtp ESMTP server ready
Primary mail server accepted SMTP connection and returned a banner during the live audit.
midco.net Email Authentication SPF · DKIM · DMARC
SPF
Sender Policy Framework. A DNS record listing which servers are allowed to send mail for this domain. Receivers reject or flag mail from unauthorized servers.
Pass
TXTv=spf1 +include:_spf.midco.net ~all
Authorized senders are defined and pass SPF policy.
DKIM
DomainKeys Identified Mail. The sending server cryptographically signs outbound mail with a private key, and receivers verify the signature using a public key in DNS.
Missing
No DKIM signature detected on common selectors for midco.net.
No DKIM signature was detected. Receivers cannot verify the integrity of outbound mail.
DMARC
Domain-based Message Authentication, Reporting & Conformance. Tells receivers what to do when SPF or DKIM checks fail: none, quarantine, or reject.
Quarantine
TXTv=DMARC1; p=quarantine; pct=10; rua=mailto:postmaster@midco.net
Receivers are instructed to quarantine (route to spam) any mail that fails SPF or DKIM.
midco.net Domain Registration WHOIS · Nameservers · Registrar
RegistrarGoDaddy.com, LLC
IANA ID146
RegisteredMay 26, 1996
Last UpdatedApril 17, 2026
ExpiresMay 25, 2027
Age29 years
TLD.net
Authoritative Nameservers (2)
- DNS3-410.MIDCO.NET
- DNS3-RS.MIDCO.NET
Registrant
Hidden by registrar privacy service
Technical Contact
Hidden by registrar privacy service
About this Domain
About midco.net
midco.net is the email domain for Midco (formerly Midcontinent Communications), a regional broadband and cable provider serving customers in the Dakotas, Minnesota, Wisconsin, and Kansas. Midco offers high-speed internet, cable TV, and phone services, providing email accounts to broadband subscribers through the midco.net domain.
midco.net supports SPF records for sender authentication. DKIM and DMARC configurations follow standard US cable ISP practices. Proper authentication alignment is recommended for reliable delivery to midco.net mailboxes.
The midco.net mail servers validate recipients during SMTP sessions, rejecting invalid addresses. Standard anti-spam filtering evaluates sender reputation and content quality before accepting messages.
For delivery to midco.net, authenticate with SPF and DKIM, maintain clean lists, and comply with CAN-SPAM. Midco monitors complaint rates across its subscriber base, so confirmed opt-in is essential.
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Common Questions About midco.net
Is midco.net a disposable or temporary email provider?
No. midco.net is not a disposable email provider. It is classified as ISP Email Provider operated by Midcontinent Communications and addresses on midco.net are persistent rather than throwaway. Mail sent to a valid midco.net mailbox reaches a real recipient.
How do I verify if a midco.net email address is valid?
The fastest way to verify a midco.net email address is to use our free email checker. Enter any @midco.net mailbox at the top of this page and our system performs a real-time SMTP handshake against midco.net's mail servers, confirming whether the mailbox exists, is reachable, and is safe to send to. No email is ever delivered during the check.
Can I check if a midco.net email exists without sending a message?
Yes. Our real-time email verification API connects directly to midco.net's mail server, opens an SMTP session, and queries the mailbox using the RCPT TO command without ever transmitting an actual email. The server's response confirms whether the midco.net mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for midco.net?
midco.net currently publishes 2 mail exchange (MX) records. The primary MX is mdc-east.mx.a.cloudfilter.net, which is the first server contacted when other mail systems try to deliver email to a midco.net address. The full list with priorities and IP addresses is in the MX Records panel above. MX records tell sending servers where to route email for midco.net.
Does midco.net use SPF, DKIM, and DMARC email authentication?
midco.net has 2 of the 3 standard email authentication records in place: SPF, and DMARC (policy: quarantine). Adding the missing layer(s) would tighten anti-spoofing protection and improve deliverability for legitimate midco.net mail.
Why do emails to midco.net bounce or get blocked?
Bounces from midco.net usually fall into three buckets: the mailbox doesn't exist (5xx user unknown), the inbox is full, or your sending domain isn't authenticated to midco.net's satisfaction. The fastest fix is to run each address through a free email verifier before you send, and to make sure your own SPF, DKIM, and DMARC are configured correctly so midco.net's receivers trust you.
How can I verify a large list of midco.net email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of midco.net addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, midco.net catch-all detection, role-account detection, and disposable-domain matching. Results typically come back within minutes and previously-failed addresses on your blacklist are reprocessed for free. For continuous high-volume needs, see our unlimited email verification API.
Is it safe to accept signups from midco.net email addresses?
Yes, with normal hygiene. midco.net is a legitimate email service and signups from @midco.net behave like any other real user. Pipe each address through a real-time email verifier API at the moment of signup to catch typos and dead mailboxes, but there is no need to block midco.net by default.
What email format does midco.net use for usernames?
Most midco.net mailboxes follow common patterns like first.last@midco.net, firstinitiallast@midco.net, or first@midco.net, but the actual local-part rules depend on Midcontinent Communications. The only reliable way to confirm whether a specific @midco.net address exists is to run it through a free email verification tool. Guessing patterns will produce a high bounce rate and damage your sender reputation.
How is the midco.net risk score calculated?
The 0-to-100 risk score for midco.net combines disposable-domain classification, mail-server reachability, MX record presence and depth, SPF / DKIM / DMARC enforcement, DMARC policy strength, SMTP banner response, and domain age. Lower scores mean safer to send to. Disposable domains are pinned at the high end of the scale. The midco.net score is recomputed on every audit so it always reflects the live state of the domain.
Is midco.net a valid email domain?
Yes, midco.net is a valid email domain operated by Midco (formerly Midcontinent Communications), a regional broadband provider serving the Dakotas, Minnesota, Wisconsin, and Kansas.
Is midco.net a disposable or temporary email service?
No, midco.net is not a disposable or temporary email service. It is a permanent ISP email domain provided by Midco to its cable internet subscribers.
What mail servers does midco.net use?
midco.net uses mail servers managed by Midco infrastructure. The MX records direct inbound email to Midco gateways for filtering and delivery to subscriber mailboxes.
Can I send marketing emails to midco.net addresses?
You can send marketing emails to midco.net addresses with valid opt-in consent. Authenticate with SPF and DKIM, comply with CAN-SPAM, and maintain low complaint rates.
How do I verify a midco.net email address?
You can verify a midco.net email address using an email verification tool that checks MX records and performs SMTP-level validation to confirm the mailbox is active.