Technical Intelligence

The Search Engines Google Left Behind: Follow the Family Tree

calendar_today Date: 2026.10.09
person Author: Jim Hunt
monitoring Intelligence: AI Search Optimization
An archivist examines a shelf of retired search computers in a blue library.

The old search-engine logos make a good reunion photo. The company history looks more like a seating chart after several divorces.

Yahoo used Google’s search results. AltaVista’s search business went to Overture, which then became part of Yahoo. Inktomi also ended up at Yahoo. Later, Yahoo agreed to use Microsoft’s search platform.

Following those connections explains what happened to old search engines more clearly than treating every logo as a product Google switched off.

Old search engines had different jobs

W3Catalog assembled information from existing web resource lists. Its creator’s history records operation from September 2, 1993 to November 8, 1996. The closure message pointed visitors toward larger alternatives, including AltaVista and HotBot. Oscar Nierstrasz, W3Catalog history.

A 1994 Lycos announcement described a catalog of 634,000 documents. That number measures material in an index at a particular moment. It says nothing by itself about monthly users or how satisfied a searcher was. Michael Mauldin, Lycos announcement, 1994.

Some companies built search technology to supply other websites. Others concentrated on the destination visitors recognized. Inktomi is a useful example of how much could happen behind another brand’s search box.

Read the label before comparing the number
Thing being countedWhat it describesWhat to ask
Indexed documentsMaterial stored or represented by an engineWhen was the count taken, and what counts as a document?
Search queriesRequests submitted to a serviceDoes the total include partner sites?
VisitorsPeople or browser identities using a destinationWhich population and measurement method?
ReferralsClicks sent to websitesWhich receiving sites are in the measurement network?

Follow the search-engine family tree

Choose a branch. Each connection below is labeled as a supply agreement, an acquisition, or a closure, because those events have different consequences for the visitor.

Ownership: AltaVista’s search business

  1. AltaVista
  2. April 2003 purchaseOverture
  3. Q4 2003 acquisitionYahoo

Ownership: Inktomi

  1. Inktomi
  2. 2003 acquisitionYahoo

Search supply: June 2000 agreement

  1. Google results
  2. Default provider forYahoo search

Search supply: July 2009 agreement

  1. Microsoft / Bing
  2. To powerYahoo search

Where did the engine go?

June 2000: Yahoo chooses Google as its default search-results provider. Yahoo retains its directory and branded destination. This is a provider agreement.

Yahoo and Google · search supply

June 2000: Yahoo chooses Google as its default search-results provider. Yahoo retains its directory and branded destination. This is a provider agreement.

AltaVista → Overture → Yahoo · acquisitions

April 25, 2003: Overture completes its purchase of AltaVista’s business. Yahoo completes the Overture acquisition in the fourth quarter of 2003. These are ownership changes.

Inktomi → Yahoo · acquisition

UC Berkeley dates Inktomi’s founding to 1996 and Yahoo’s acquisition to 2003. This branch follows a search-technology company into a larger portal.

Yahoo and Microsoft · search supply

July 29, 2009: the companies announce an agreement under which Bing will power Yahoo search. Yahoo continues to control its visitor experience.

Lycos and Daum · ownership

Daum announces its plan to buy Lycos from Terra in August 2004. The agreement concerns the company and its assets, beyond the search box.

Ask.com · closure

Ask.com’s farewell notice records the service closing on May 1, 2026. A closure date belongs to that service, rather than every technology associated with its earlier history.

Link to this tool

Sources for the branches: Google and Yahoo, search agreement, 2000, Yahoo and Overture, SEC merger filing, 2003, Yahoo, 2003 financial results and acquisition notes, UC Berkeley IPIRA, Inktomi history, Microsoft and Yahoo, search agreement, 2009, Daum, proposed Lycos acquisition, August 2004, Ask.com, farewell notice, May 2026.

Why Yahoo keeps appearing in the middle

Yahoo could buy search technology while continuing to operate as a recognizable destination with many other services. Its acquisition history and its visitor-facing product history need separate columns.

UC Berkeley records Inktomi’s founding in 1996 and its acquisition by Yahoo in 2003. Overture’s filing records the completed AltaVista transaction in April 2003. Yahoo’s financial records place its Overture acquisition in the fourth quarter of that year. UC Berkeley IPIRA, Inktomi history; Yahoo and Overture, SEC merger filing, 2003; Yahoo, 2003 financial results and acquisition notes.

That sequence is why a chart with separate AltaVista, Inktomi, Overture, and Yahoo logos can be misleading without dates. At some points the chart is displaying pieces of the same corporate structure.

Selected transactions and agreements
DateConnectionType
June 26, 2000Google supplies Yahoo search resultsProvider agreement
2003Yahoo acquires InktomiAcquisition
April 25, 2003Overture completes AltaVista business purchaseAcquisition
Q4 2003Yahoo completes Overture acquisitionAcquisition
July 29, 2009Microsoft and Yahoo announce search agreementProvider and technology agreement

The 2009 agreement kept Yahoo in charge of the experience on its own properties while assigning algorithmic search to Bing. A person could remain a Yahoo user and receive Microsoft-powered results. Microsoft and Yahoo, search agreement, 2009.

Ask Jim to review a change in your search referrals.

A vanished logo can mean several things

A brand can close, change owners, license another company’s index, or keep operating with a different purpose. “What happened to it?” needs a date and a description of which part of the business you mean.

Daum’s August 2004 announcement put a proposed $95 million price on Lycos. That number belongs to a specific transaction involving specific assets. Comparing it with another deal years earlier requires checking what each sale included. Daum, proposed Lycos acquisition, August 2004.

Ask.com gives us a clearer endpoint: its own farewell records May 1, 2026 as the closure date. Ask.com, farewell notice, May 2026.

A dated record prevents a common error in internet-history articles: describing a service as alive because an old article said it was, or describing it as dead because its logo stopped appearing in a favorite browser.

How to read a search-engine chart without mixing everything together

Start with the unit. Indexed documents, queries, visitors, and referral clicks answer different questions. A chart needs one of those names on the axis, together with its source and period.

Next, check the organization behind each series. A consumer brand may rely on another company’s search technology. The two names can both appear in a history while representing different parts of the same request.

Finally, keep announcements and completed transactions separate. An acquisition press release often describes a plan subject to approvals. A later filing can establish when it closed.

Those distinctions also help site owners interpret traffic. Record the referring service you can observe, then investigate its relationship with other providers when that helps explain a change. Avoid turning an uncertain provider relationship into a precise audience claim.

For the longer chronology, Gridlok’s search-engine history starts with earlier information retrieval and follows the development of web search. This family tree follows the deals behind the familiar names.

Sources and calculations

The family tree uses university histories, contemporary announcements, an SEC filing, company financial records, and a service closure notice. Each branch identifies the relationship type. Index counts retain their original date and unit.

Trying to explain a change in search referrals?

Send Jim the engines, dates, and pages involved. We can review the traffic patterns and identify which pages need attention.

Talk to Jim about search referrals

Frequently asked questions

Did Yahoo own Google?

The June 2000 announcement was a search-provider agreement. Google supplied default search results for Yahoo.

What happened to AltaVista?

Overture completed its purchase of AltaVista’s business in April 2003. Yahoo then acquired Overture later that year.

Was Inktomi a search engine?

Inktomi developed search technology. Its importance includes the technology supplied behind other websites, as well as the company’s own history.

Can old search market-share charts use index size?

Index size counts documents. A market-share chart needs a defined audience or activity measure, such as queries or referrals, with a dated source.

Keep reading

References

  1. Oscar Nierstrasz, W3Catalog history
  2. Michael Mauldin, Lycos announcement, 1994
  3. UC Berkeley IPIRA, Inktomi history
  4. Google and Yahoo, search agreement, 2000
  5. Yahoo and Overture, SEC merger filing, 2003
  6. Yahoo, 2003 financial results and acquisition notes
  7. Daum, proposed Lycos acquisition, August 2004
  8. Microsoft and Yahoo, search agreement, 2009
  9. Ask.com, farewell notice, May 2026
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