If you're a Central Maine Power customer, you'll likely use portal.cmpco.com to manage your account or pay bills. Our analysis shows this is a legitimate subdomain of CMP, not a fake copy. The site uses a valid SSL certificate from DigiCert and is hosted on Akamai, a major content delivery network. It also avoids blacklists and Google Web Risk flags. Our automated scanners couldn't load the login page because the portal blocks bots — that's normal for account access sites. We couldn't directly check the privacy policy or terms of service, but the parent website cmpco.com has them plainly visible. There are no independent portal.cmpco.com reviews on Trustpilot, which is typical for a utility portal. Some indicators like DNSSEC and web archive history were neutral or unavailable, but nothing suggests this site is fraudulent. For existing CMP customers, logging in here is low risk. As always, make sure you're on the correct domain and look for the padlock in your browser before entering credentials. If you're new, reach the portal directly from CMP's main site rather than via email links.
In plain English
This looks to be a legitimate customer portal for Central Maine Power Company, a real utility. Our automated scan couldn't reach the login page because the site blocks bots, but all the security signals we could check are clean. If you're a customer, you can likely log in safely.
Where the score comes from
Solid security setup with a valid certificate from DigiCert and modern TLS. No blacklist or malware flags detected.
This is a subdomain of cmpco.com, a well-known utility company. The registered owner is the parent domain, not a hidden entity.
Clean on blacklists and Google Web Risk. No negative signals, though we couldn't pull a Wayback snapshot due to bot protection.
Automated probes were blocked, so contact and about pages weren't found. But the parent company's contact info is widely available.
Legal pages like privacy policy and terms of service likely exist on the main cmpco.com site, but we couldn't verify on this subdomain directly.
Hosted on Akamai CDN with reliable DNS. DNSSEC isn't enabled, but that's common and not a red flag for this type of site.
What we checked
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