ycombinator.com
Website
Y CombinatorY Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
Y CombinatorY Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
Why Everyone Is About To Have Their Own DatabaseThe latest video on its YouTube channel
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Truth score
Business details
- Founded
- 2005
- Sells
- Services
- Sells to
- Businesses
- Domain age
- 21 years
- Address
- 335 Pioneer Way Mountain View, CA 94041
- Email address
- Not found
- Phone number
- Not found
- Contact page
- ycombinator.com/
contact - Website
- ycombinator.com
- Social media
Customer reviews
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<a href="https://truthsignal.com/business/ycombinator.com"
title="See the full Truth Signal report on ycombinator.com">
<img src="https://truthsignal.com/business/ycombinator.com/badge.svg"
alt="Truth Signal truth score for ycombinator.com"
width="210" height="56" style="border:0"
loading="lazy" decoding="async">
</a>Summary
Is ycombinator.com legit and trustworthy? Truth score 75 out of 100, high truth signals: 8 of 11 public checks clear, 3 for information. Legitimacy confidence: high. Customer satisfaction: not enough reviews to say.
ycombinator.com's website address was registered 21 years ago, and is locked against transfer to someone else. Customers have left 1 reviews on SmartCustomer, averaging 4.0 stars out of 5. No malware or phishing warnings found for its website. We could not find an email address or a phone number.
Important context: Truth Signal weighs public evidence about this business. A high score means strong evidence that the business is established and legitimate, not a promise that it is safe to buy from or that every purchase will go well. A low score means the evidence is thin or raises concerns, not that the business is unsafe or a scam.
Positives
- Its website address was registered 21 years ago.
- A not fully established independent reputation · 1 reviews on SmartCustomer, rated 4.0 stars out of 5.
- No malware or phishing warnings found for its website.
Not found
- Email address information was not found from our checks.
- Phone number information was not found from our checks.
What they offer
Y Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.
- What makes them different
- “Co-founder & CTO of PagerDuty (NYSE:PD), the first incident management platform and used by half of the Fortune 500.” Its homepage
Y Combinator offers support and help through their help page, which can be found in the sources below.
Latest YouTube video
Correct as of
How to check if ycombinator.com is legit
To check if ycombinator.com is legit yourself, look at the same public records we did: the company register, who owns the web address and since when, customer reviews, visitor numbers, how long the site has existed, social profiles, malware lists, data breaches and email security. Each row below shows what that record says about ycombinator.com; open a row to see the facts and the source to check them yourself. Step by step: how to know if a shopping site is legit.
Who they are
Company detailsBased in the US; serves the UK and the US; founded in 2005 (Wikipedia)
- Where the company is based
- US
- Why we believe that
- the site's structured data states its country, its terms are governed by the laws of California, its postcode is a US zip code
- Which countries the company serves
- UK, US
- Why we believe that
- £ prices on its homepage, $ prices on its homepage
- Better Business Bureau profile
- Not found
- Type (Wikipedia)
- enterprise
- Industry
- investment
- Founded
- 2005
Domain registrationIts website address was registered 21 years ago
- Its website address is locked against being transferred to someone else
- Domain age
- 21 years
- Domain transfer lock enabled
- Yes
Website detailsWe read 4 of its pages: contact, about, terms and privacy
- HTTPS enabled
- Yes
- Contact phone number found
- Not found
- Contact page found
- Contact page
Quoted word for word from ycombinator.com.
- In their own words
- “People often ask us what happens at Y Combinator. Here is an overview of what happens during the YC program and the benefits you get as a YC founder. We now run YC four times a year, in the winter, spring, summer, and fall.” About page
Reputation and track record
Customer reviewsRated 4.0 stars out of 5 from 1 reviews on SmartCustomer
| Platform | Rating | Reviews |
|---|---|---|
| Trustpilot | Unknown | 2 |
| SmartCustomer | 4.0 out of 5 | 1 |
| G2 | Not found | |
| Capterra | Not found | |
| Reviews.io | Not found | |
| Feefo | Not found | |
| Trustindex | Not found | |
| Not checked |
App StoreIts app, Y Combinator, is on Apple's App Store, rated 3 out of 5 from 2 ratings, counted in the reviews total.
- App
- Y Combinator
- App Store page
- https://apps.apple.com/gb/app/y-combinator/id6464718392
- App Store rating
- 3.0 out of 5
- App Store ratings
- 2
Visitor trafficReal people visited its website in 24 of the last 24 months
- Real people have visited its website since February 2021 or earlier
- It is among the 10,000 most-visited sites on the internet (Cloudflare Radar)
- Popularity among Chrome users
- top 50,000 sites
- First known user traffic
- Feb 2021 or earlier
- Months with real traffic, of the last 24
- 24
- Traffic pattern
- sustained
- Rank jump in the last 12 months
- none
- Rank drop in the last 12 months
- none
- Popularity across the internet
- top 10,000 sites
Web history and authorityFound: wikipedia page
- Wikipedia page
- yes
Social presenceIt is on 4 social media platforms (Facebook, Instagram, X and YouTube); the largest audience is 2,430,000 subscribers on YouTube
- Its YouTube channel has 2,430,000 subscribers and 934 videos, the latest uploaded on 30 Oct 2026
| Platform | Profile | Audience |
|---|---|---|
| Profile | 127,375 followers | |
| Profile | 768,000 followers | |
| X | Profile | 1,600,000 followers |
| Not found | ||
| YouTube | Profile | 2,430,000 subscribers |
| TikTok | Not found |
- Social platforms with discovered profiles
- facebook, instagram, x, youtube
- Social follower counts
- 4,925,375 followers in total
- YouTube channel
- 934 videos, 2,430,000 subscribers, last upload 30 Oct 2026
What data this site collects about you
What its privacy policy saysWe found this business stores and uses your data
- Says it does not sell your personal data.
- “We do not sell or share your Personal Information (as those terms are defined under the CCPA).”
- Says you can ask it to delete your data.
- “To request deletion of your Personal Information, contact us at [email protected] .”
Tracking tools on its homepageGoogle Analytics
Named in its homepage's code when we read it. Others may load later, so this list may not be complete.
- Google Analytics
- Counts your visits and what you look at.
Safety
Malware and phishingNo malware or phishing warnings found for its websiteThis check is not perfect: it can miss a harmful site, and it can wrongly warn about a safe one.
- Malware or phishing threat status
- None
Data breach historyNo known data breach involving the company
- Known data breaches found
- 0
Domain and email securityIts email is only partly protected: mail forged in its name is reported but not blocked
- Its email identifies its real senders, but mail forged in its name is not blocked
- MX records
- Yes
- SPF record
- Yes
- DKIM key
- Yes
- DMARC record
- Yes
- DMARC policy
- none
- Security certificate browsers warn about
- No
- Certificate issuer
- Amazon
- Certificate type
- DV
- Certificate expires
- 6 May 2027
- Nameservers
- ns-1411.awsdns-48.org
ns-1914.awsdns-47.co.uk
ns-225.awsdns-28.com
ns-556.awsdns-05.net - Address
- 99.86.12.68
99.86.12.28
99.86.12.125
99.86.12.82