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Advertising

The most — and least — trusted Advertising sites, ranked by live trust score.

46
avg score
781
sites

How Advertising sites score

Where every Advertising site we've checked lands on the trust scale.
118
0–19
225
20–39
133
40–59
206
60–79
99
80–100
Showing 1–50 of 781
1
yahooinc.com icon
yahooinc.com
Yahooinc.com is the legitimate corporate home of Yahoo, one of the internet's most recognizable brands. The domain is 25 years old, the security setup is strong, and the company is transparent about who they are. Everything here is consistent with a major, established media and advertising technology company.
Trusted
95
2
yl86ca-inapps.appsflyersdk.com icon
yl86ca-inapps.appsflyersdk.com
This is a technical subdomain used by AppsFlyer, a legitimate mobile advertising company. It's not a public website, so you won't find an about page or contact info. The security setup is solid, and there are no red flags. If you're seeing this URL in your app's network traffic, it's likely part of normal SDK behavior.
Trusted
90
3
config.playwire.com icon
config.playwire.com
This is a technical subdomain used by Playwire, a legitimate ad tech company. It's not a consumer-facing website, so the missing contact info and legal pages are expected. The site has a strong security setup and a long history dating back to 2014, which confirms it's a genuine part of the Playwire infrastructure.
Trusted
90
4
click.e.petco.com icon
click.e.petco.com
This is a legitimate subdomain used for Petco's email tracking, not a standalone website. It has a 7-year history, strong security, and a clean reputation. You can safely click links pointing here in emails from Petco.
Trusted
90
5
a441.casalemedia.com icon
a441.casalemedia.com
This is a technical subdomain of Casale Media, an established ad technology company. It's been online for nearly a decade with no security or reputation issues. There's nothing here to worry about for consumers.
Trusted
90
6
9049902.fls.doubleclick.net icon
9049902.fls.doubleclick.net
This is a perfectly legitimate technical endpoint owned by Google, used for ad delivery or tracking. The 404 error just means the specific resource isn't available — there's nothing suspicious here. All security and reputation checks came back clean, and the domain sits on Google's own infrastructure.
Trusted
90
7
8661878.fls.doubleclick.net icon
8661878.fls.doubleclick.net
This isn't a website you visit — it's a Google ad-serving subdomain. The technical setup is strong, ownership is clear, and there are no scam indicators. You don't have anything to worry about here.
Trusted
90
8
8604496.fls.doubleclick.net icon
8604496.fls.doubleclick.net
This domain is part of Google's ad serving infrastructure and isn't meant to be visited directly. The 404 error is standard for such endpoints. There are no safety concerns — it's clean on all checks.
Trusted
90
9
6101009.fls.doubleclick.net icon
6101009.fls.doubleclick.net
This is a Google-owned tracking subdomain, not a standalone business site. It returns a 404 error right now, but there's no evidence of scams or malware. You don't need to worry about clicking on a link that leads here — it's just a broken ad measurement endpoint.
Trusted
90
10
12814509.fls.doubleclick.net icon
12814509.fls.doubleclick.net
This URL is part of Google's advertising infrastructure — specifically a subdomain of doubleclick.net. It's not a standalone business or a site you'd visit in a browser; it's a technical endpoint that returns a 404 error. There are no safety concerns: it's clean on blacklists, uses valid encryption, and sits on Google's network. You can treat it as harmless.
Trusted
90
11
12537103.fls.doubleclick.net icon
12537103.fls.doubleclick.net
This is a Google-owned ad server subdomain, not a consumer website. It's used for tracking and advertising delivery, not for browsing. The 404 page you see is normal—there's nothing to see here. No safety concerns for users; it's a legitimate part of Google's infrastructure.
Trusted
90
12
11793670.fls.doubleclick.net icon
11793670.fls.doubleclick.net
This is a Google ad-serving subdomain, not a consumer website. It's a legitimate part of Google's advertising infrastructure, and there's nothing to worry about. The 404 error just means the specific URL path isn't active, but the domain itself is owned and operated by a trusted company.
Trusted
90
13
s2s-iad.pg.bid-na.ads.aps.amazon-adsystem.com icon
s2s-iad.pg.bid-na.ads.aps.amazon-adsystem.com
This is a legitimate Amazon Ads subdomain used for programmatic advertising. It's not a website you visit — it's a backend server for bid requests. Security is solid, and the domain is clean of any blacklists or threats. No reason to be concerned.
Trusted
88
14
8483555.fls.doubleclick.net icon
8483555.fls.doubleclick.net
This is a Google-owned ad server subdomain, not a consumer-facing website. It returns a 404 error, meaning nothing is served here, but the underlying infrastructure is secure and part of one of the most reputable companies on the internet. You don't need to worry about trusting this domain — it's simply a backend endpoint that likely isn't active anymore.
Trusted
88
15
4704202.fls.doubleclick.net icon
4704202.fls.doubleclick.net
You can trust this domain. It's a subdomain of doubleclick.net, which is part of Google's advertising infrastructure. The 404 error you see is normal — it's not a website you visit directly, but a technical endpoint used for ad delivery or tracking. No security red flags are present, and the link to Google is clear.
Trusted
88
16
wcsjs.valuecommerce.com icon
wcsjs.valuecommerce.com
This is a legitimate infrastructure subdomain belonging to ValueCommerce, a well-known advertising network. It serves static files like images and scripts, not a consumer-facing website. Nothing here suggests any scam or security risk.
Trusted
85
17
viralnation.com icon
viralnation.com
Viral Nation is a well-established marketing agency with a solid online presence. The site has been around for 17 years, strong security, and transparent about who they are. The only notable gap is missing privacy policy or terms of service, which is a common oversight for businesses that don't sell directly to consumers online.
Trusted
85
18
utvnfk-cdn-settings.appsflyersdk.com icon
utvnfk-cdn-settings.appsflyersdk.com
This domain is a legitimate infrastructure endpoint for AppsFlyer's mobile attribution SDK, not a consumer website. The signals are consistent with a real service: a valid SSL certificate, fast CDN delivery, and clean reputation history. There's no reason to distrust it for its intended purpose.
Trusted
85
19
rcspubblicita.it icon
rcspubblicita.it
This is a legitimate domain owned by RCS Mediagroup, a major Italian media company. It simply redirects to their main advertising portal, so there's nothing to worry about. The 23-year registration history and clean reputation confirm it's not a scam or fake site.
Trusted
85
20
r5---sn-a5msenes.c.2mdn.net icon
r5---sn-a5msenes.c.2mdn.net
This is a Google-owned subdomain that returns a 404 error, not a site you'd visit directly. It's part of the ad-serving infrastructure and poses no consumer risk. You don't need to worry about it as long as you're not seeing unexpected redirects from it.
Trusted
85
21
r2---sn-ab5sznz6.c.2mdn.net icon
r2---sn-ab5sznz6.c.2mdn.net
This is a Google-owned server, not a standalone website. You're not meant to visit it directly — it returned a 404 error because the requested URL doesn't exist. There's no sign of anything malicious, and it's safe to ignore. Just don't expect to find a real page here.
Trusted
85
22
r2---sn-4g5lzney.c.2mdn.net icon
r2---sn-4g5lzney.c.2mdn.net
This is a Google-owned ad server subdomain, not a standalone website. It returns a 404 error and has no content for users to interact with. There are no signs of scams or malware, and it's part of the trusted Google infrastructure.
Trusted
85
23
proc.ad.cpe.dotomi.com icon
proc.ad.cpe.dotomi.com
This isn't a website you'd visit — it's a backend server for ad delivery, part of the dotomi.com advertising network. All the technical signals are clean, and the missing contact or legal pages are normal for infrastructure. There's nothing here to be wary of, just nothing to interact with either.
Trusted
85
24
janama-conversions.appsflyersdk.com icon
janama-conversions.appsflyersdk.com
This domain is a technical endpoint for AppsFlyer's mobile attribution service, not a standalone website. The security setup is solid with modern encryption and CDN hosting. There's no reason for concern if you encounter this domain in the context of app marketing or analytics.
Trusted
85
25
fbthirdpartypixel.com icon
fbthirdpartypixel.com
This domain is a legitimate part of Facebook's tracking infrastructure, not a scam website. It's been around for years, hosted on Facebook's own network, and has a clean security record. The 404 page you see is normal — it's a backend endpoint, not a site meant for browsing. You can trust this domain as a genuine Facebook service.
Trusted
85
26
click.simba.taobao.com icon
click.simba.taobao.com
This is a technical subdomain used for advertising tracking within Taobao, not a standalone website. It's backed by Alibaba, one of the world's largest e-commerce companies, and all safety checks come back clean. You can trust it for what it is — a backend service, not a consumer site.
Trusted
85
27
click.rewardlink.com icon
click.rewardlink.com
click.rewardlink.com is a redirect domain that leads to help.tangocard.com, a legitimate Tango Card support site. The technical setup is clean and secure. While the domain itself has little public history, the destination is well-known and trustworthy.
Trusted
85
28
click.em.target.com icon
click.em.target.com
This is a subdomain of Target, one of the largest retailers in the US. The security setup is solid, and the 403 error you see is simply a restricted endpoint, not a sign of trouble. There's no reason to distrust it — it's likely a marketing or tracking link from Target itself.
Trusted
85
29
buysellads.com icon
buysellads.com
BuySellAds.com is a legitimate, long-running advertising platform. With a 22-year-old domain, verified trademark, and strong security practices, it's a solid choice for publishers and advertisers. No red flags here — you can use it with confidence.
Trusted
85
30
b92adrs.hit.gemius.pl icon
b92adrs.hit.gemius.pl
This is a tracking subdomain belonging to Gemius, a legitimate Polish web analytics company. The site has been around for over a decade, has a clean security record, and publishes the required legal disclosures. There's no reason to see it as a risk — it's just a backend service for analytics, not a consumer-facing site.
Trusted
85
31
appodeal.com icon
appodeal.com
Appodeal.com is a legitimate mobile ad platform that has been around for over a decade. It has strong security, clear contact information, and legal pages. If you're a developer looking for ad mediation or user acquisition tools, this site checks the boxes for trustworthiness.
Trusted
85
32
ae.iads.unity3d.com icon
ae.iads.unity3d.com
This is a legitimate subdomain operated by Unity Technologies, likely used for ad serving or analytics. The 503 error you see is just their bot protection blocking automated requests — it's not a sign of a scam. Everything about the setup points to a real, well-funded company behind it.
Trusted
85
33
adtrafficquality.google icon
adtrafficquality.google
This site is trusted. Despite some minor issues with transparency and contact information, its strong infrastructure, excellent security, and established online presence, backed by Google, make it a reliable entity.
Trusted
85
34
adriver.ru icon
adriver.ru
This website appears to be a trusted entity, backed by strong foundational elements like domain age, high traffic, and robust security protocols. While some minor transparency and infrastructure signals could be improved, its long history and clean record suggest reliability.
Trusted
85
35
ad.adsrvr.org icon
ad.adsrvr.org
This is a legitimate ad server run by The Trade Desk, a major player in digital advertising. It's been around for over a decade, has clean security, and shows no signs of being a scam. If you see this domain in an ad request, there's nothing to worry about.
Trusted
85
36
a5794.casalemedia.com icon
a5794.casalemedia.com
a5794.casalemedia.com is a technical subdomain of Casale Media, a legitimate advertising company. It's not a website you'd visit or buy from — it's an ad-serving endpoint with no public content, which is exactly what you'd expect. The security is sound and there are no red flags. No reason for concern.
Trusted
85
37
a5741.casalemedia.com icon
a5741.casalemedia.com
This subdomain belongs to Casale Media, a legitimate digital advertising company. It's not a consumer-facing site — it's used for ad delivery. The missing contact info and legal pages are standard for an ad server, not red flags. The site is secure and threat-free.
Trusted
85
38
a5140.casalemedia.com icon
a5140.casalemedia.com
This subdomain is part of the Casale Media ad network, a legitimate ad technology company. The security is solid and there are no red flags. You don't need to worry about it being a scam — it's just a technical server used for delivering ads.
Trusted
85
39
a3577.casalemedia.com icon
a3577.casalemedia.com
This site is a subdomain of Casale Media, a legitimate ad-tech company. It's set up for ad serving and doesn't need the typical contact or legal pages you'd expect from a storefront. The security is solid, and there are no scam indicators. You can trust it as a technical endpoint serving ads.
Trusted
85
40
a2588.casalemedia.com icon
a2588.casalemedia.com
This is a technical subdomain used by Casale Media (Index Exchange) for ad serving, not a standalone website. The signals are clean and appropriate for an ad server: strong security, good reputation, and no red flags. You can trust that it's a legitimate part of the ad infrastructure.
Trusted
85
41
a2016.casalemedia.com icon
a2016.casalemedia.com
This subdomain is part of a known ad tech company and appears to be a legitimate server endpoint. It's not a consumer-facing website, so there's no need to worry about typical trust signals like contact info or privacy policies. The technical setup is solid, with a valid SSL certificate and no malware flags.
Trusted
85
42
a1326.casalemedia.com icon
a1326.casalemedia.com
This subdomain is part of Casalemedia's ad-serving infrastructure, not a consumer-facing website. It has solid security, a clean reputation, and everything expected from a technical endpoint. There's no reason to treat it as suspicious.
Trusted
85
43
8370161.fls.doubleclick.net icon
8370161.fls.doubleclick.net
This is not a website you're meant to visit. It's a Google ad server subdomain used for tracking or ad delivery. The 404 error is normal, and all security signals are clean. Nothing to worry about, but nothing to interact with either.
Trusted
85
44
8064464.fls.doubleclick.net icon
8064464.fls.doubleclick.net
This domain isn't a website you visit — it's a technical subdomain used by Google's advertising network. There's no scam risk here, and the infrastructure is solid. Privacy-conscious users might choose to block it with an ad-blocker, but it's part of a legitimate system.
Trusted
85
45
6126321.fls.doubleclick.net icon
6126321.fls.doubleclick.net
This is a Google ad server subdomain, not a consumer-facing website. The 404 error is normal — it's a backend endpoint. Security is solid, and the domain is owned by Google. There's nothing here to worry about; it's not a scam.
Trusted
85
46
6100125.fls.doubleclick.net icon
6100125.fls.doubleclick.net
This is an advertising infrastructure subdomain run by Google, not a website meant for general browsing. No contact info, legal pages, or branding appear because they aren't needed for a tracking endpoint. The security setup is solid, and there's no sign of abuse. You can trust its operation, but remember it's designed to track and serve ads, not to provide a consumer service.
Trusted
85
47
5307047.fls.doubleclick.net icon
5307047.fls.doubleclick.net
This is a Google ad-server subdomain, not a standalone website. The 404 error you see is normal — it's not meant to be visited directly. Everything points to a legitimate piece of Google's advertising infrastructure. No reason to worry.
Trusted
85
48
4hc5od-skadsdkless.appsflyersdk.com icon
4hc5od-skadsdkless.appsflyersdk.com
This isn't a website you'd visit or interact with. It's a backend tracking endpoint, likely part of the AppsFlyer mobile attribution platform. The domain is clean, well-configured, and poses no risk. Nothing to worry about here.
Trusted
85
49
4898302.fls.doubleclick.net icon
4898302.fls.doubleclick.net
This is a Google ad server subdomain, not a consumer website. The 404 error you see is normal — it's not meant to be visited directly. There are no security threats, and the domain is part of a reputable infrastructure.
Trusted
85
50
1762894.fls.doubleclick.net icon
1762894.fls.doubleclick.net
This is a subdomain used by Google's DoubleClick ad platform for tracking events. It's not a website you'd visit or interact with directly. The signals all point to a legitimate part of Google's advertising infrastructure, so there's nothing to worry about.
Trusted
85
A Partner pick
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The advertising technology ecosystem runs on trust between publishers, advertisers, and the platforms connecting them. Ad exchanges, demand-side platforms, supply-side platforms, and verification services all handle significant data flows — tracking pixels, auction data, and campaign analytics cross these networks billions of times daily.

We evaluate ad-tech platforms using the same objective signals we apply everywhere: SSL configuration, domain age, WHOIS transparency, safe browsing records, and web reputation. For advertising platforms, these signals matter because compromised or fraudulent ad networks can serve malware through ad creatives, redirect users to phishing pages, or leak sensitive campaign data.

Legitimate ad-tech companies tend to score well — they operate under known corporate entities, maintain enterprise SSL, and have been around long enough to build substantial domain history. The risks in this space come from smaller, newer networks with opaque ownership and from domain configurations that suggest hasty setup rather than institutional infrastructure.

Malvertising remains a real threat. Fraudulent ad networks can slip malicious code into otherwise legitimate sites through programmatic ad serving. Check the trust scores of ad platforms in your supply chain — a weak link anywhere can compromise the entire chain.