Is pubmatic.com legit?
PubMatic.com appears to be a legitimate and well-established online advertising platform. While there are some minor areas for improvement, like reducing external scripts and ensuring all legal pages are present, it passes the trust test with flying colors due to its strong infrastructure and long history.
Professional Services average: 81/100 · based on 22 sites
Checked: April 18, 2026 at 8:20 AM UTC · Refresh
Is pubmatic.com a scam? Here's what we found.
The site uses a robust TLS 1.3 connection and has HSTS enabled for secure communication, and Google Web Risk finds no active threats. However, the high number of external scripts introduces a potential, albeit unconfirmed, risk that responsible users should be aware of.
PubMatic boasts a nearly two-decade long domain age and a very long expiry date, signaling a well-established and committed entity behind the website. This longevity is a strong indicator of a stable business rather than a fly-by-night operation.
With a top Tranco rank, extensive web archive history, and a clean bill from DNS blacklists, PubMatic has a stellar online reputation. This indicates a widely recognized and respected presence in the digital ecosystem.
The site provides clear contact information and links to multiple social media platforms, indicating a willingness to engage publicly. The structured data also correctly identifies it as an organization.
While the site has contact info, the partial legal pages are a notable gap for a company of this stature. Fully transparent legal documentation, especially for an advertising platform handling data, is expected for complete compliance.
PubMatic benefits from robust email authentication protocols (SPF, DMARC), a well-maintained sitemap, and multiple IP resolutions for high availability. The only minor technical enhancement would be enabling DNSSEC for an even more resilient domain.
Signals Detected
This is one of the most visited websites globally
Site uses structured data identifying itself as: BreadcrumbList, WebSite, Organization
robots.txt has 4 directives and references a sitemap
This business has no Trustpilot presence — not unusual for smaller or newer companies
Site has custom branding and social media metadata
Excessive number of external scripts — may indicate malicious injection
Valid certificate, expires in 217 days
Certificate issued by Amazon
Connection uses TLS 1.3
Domain created 2006-12-29T02:10:07Z (19 years, 7 months ago)
Registered through GoDaddy.com, LLC
Expires in 3065 days
DNSSEC status from WHOIS
Site enforces HTTPS via HSTS
X-Frame-Options: SAMEORIGIN
Web server: Caddy
No threats detected by Google Web Risk
crt.sh returned status 429
Resolves to: 2600:9000:28eb:a000:1a:89bc:d200:93a1, 2600:9000:28eb:1600:1a:89bc:d200:93a1, 2600:9000:28eb:6a00:1a:89bc:d200:93a1, 2600:9000:28eb:b800:1a:89bc:d200:93a1, 2600:9000:28eb:ae00:1a:89bc:d200:93a1, 2600:9000:28eb:ea00:1a:89bc:d200:93a1, 2600:9000:28eb:d800:1a:89bc:d200:93a1, 2600:9000:28eb:da00:1a:89bc:d200:93a1, 3.174.46.108, 3.174.46.58, 3.174.46.10, 3.174.46.83
Mail servers: pubmatic-com.mail.protection.outlook.com.
Domain has SPF email authentication configured
Domain has DMARC email authentication configured
DNS providers: dns3.p01.nsone.net., dns4.p01.nsone.net., dns1.p01.nsone.net., dns2.p01.nsone.net.
Site maintains a proper sitemap with 27 indexed pages
Not found on any DNS blacklists
Earliest archive snapshot from 20070419
Website is live and responding
Website appears to have contact information
Website is missing either privacy policy or terms of service
Website links to multiple social media platforms
Fast page load
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