Open data685,343 addresses · CC BY 4.0

Two in five business websites in Turkey are dead

We requested every web address that 685,343 Turkish businesses publish. 271,566 of them did not answer, and 164,281 no longer resolve to anything at all. Free data by province and sector, CC BY 4.0.

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685,343
Addresses tested
60.4%
Answered
39.6%
Dead
164,281
Domain gone

What the crawl found

The domain is usually gone, not just the page

The largest single failure class is not a 404. It is 164,281 hostnames with no DNS record at all, which is 24.0% of every address tested and more than every HTTP error combined. These businesses are not running a broken site; the domain lapsed and nobody renewed it. A directory that lists them is quietly shipping dead links.

A regulated balance sheet predicts a working website better than being online-facing does

ATMs (95.8% reachable) and banks or credit unions (95.4%) sit at the top. Car dealers (33.5%), real-estate agents (34.8%) and real-estate firms (39.6%) sit at the bottom, despite selling high-value goods that buyers research online first. Whatever keeps a site alive, it is closer to having a compliance department than to needing customers to find you.

A 403 is not the same as abandonment

34,778 addresses answered with HTTP 403. Many of those sites are alive and simply refuse an unfamiliar client, so we report them as a separate failure class rather than folding them into the dead count. The dead figure that matters, and the one we lead with, is the DNS number, which has no such ambiguity.

Geography matters less than sector

Across the provinces with at least 1,000 tested addresses, the gap between the best and the worst is about 9 points; between the best and worst sector it is over 60. Tokat (54.8%), Elâzığ (55.2%) and Van (55.4%) trail the 60.4% national average, but a car dealer in Istanbul is far more likely to have a dead site than a bank in Van.

Why the addresses failed

Every address was requested once. Failures are grouped by what an operator could act on rather than by raw error string.

Why the addresses failed
FailureAddressesShare
Hostname does not resolve164,28124.0%
HTTP 4xx (missing page or bot block)58,0258.5%
Timed out32,7294.8%
HTTP 5xx (server error)7,9241.2%
Connection refused or host unreachable3,2360.5%
Redirected without resolving2,6930.4%
Malformed address9110.1%
Other1,7670.3%

Highest reachability

  1. Nevşehir64.2%
  2. Konya62.3%
  3. İstanbul62.1%
  4. Bursa61.7%
  5. Ankara61.6%

Provinces with at least 1,000 tested addresses.

Lowest reachability

  1. Tokat54.8%
  2. Elâzığ55.2%
  3. Van55.4%
  4. Osmaniye55.9%
  5. Kastamonu56.0%

Provinces with at least 1,000 tested addresses.

Reachability by sector

Sectors with at least 500 scanned addresses, ranked by the share whose website answered.

Reachability by sector
SectorTestedAnsweredDomain gone
ATM5,99395.8%0.2%
Bank or credit union7,53795.4%0.7%
Bank4,46784.2%1.0%
Phone store7,31882.4%10.4%
Petrol station7,70278.7%6.6%
Coffee shop7,58973.8%16.3%
Manufacturing and supply7,49273.4%15.3%
Primary school7,59172.7%20.3%
Commercial and industrial5,00471.0%17.8%
Fast food4,52067.3%20.5%
Insurance agency4,59267.0%19.8%
Dentist4,57666.4%21.1%
Freight and cargo4,57364.2%21.0%
Education5,11663.9%25.0%
Travel agency8,79362.0%24.3%
Doctor8,37561.9%25.3%
Advertising agency11,40061.4%28.0%
Professional services13,34360.3%28.1%
Bakery4,24859.6%27.4%
Construction services11,66359.5%29.3%
Printing6,31758.6%27.2%
Hotel22,43758.6%28.1%
Auto parts4,58958.4%21.3%
Event planning11,86757.4%30.0%
Restaurant13,54057.2%28.9%
Electronics9,34955.8%21.2%
Furniture store18,95055.7%28.9%
Women’s clothing4,58755.6%22.3%
Shopping6,56155.5%27.1%
Cafe9,71854.7%32.5%
Auto repair6,60454.1%27.5%
Turkish restaurant7,05252.7%31.7%
Clothing store8,32752.5%21.5%
Gym5,76952.3%33.4%
Beauty and spa7,44752.1%34.6%
Beauty salon4,72151.7%37.0%
Florist and gifts4,18550.8%32.5%
Real estate9,70639.6%31.8%
Estate agent12,82234.8%38.0%
Car dealer5,97133.5%17.3%

Reachability by province

All 81 provinces with at least 200 scanned addresses, ranked by the share whose website answered.

Reachability by province
ProvinceTestedAnsweredDomain gone
Gümüşhane47265.9%19.1%
Ardahan26665.8%18.0%
Nevşehir3,34864.2%21.4%
Ağrı61662.8%19.2%
Bingöl42862.4%23.6%
Artvin81662.4%22.2%
Konya19,90362.3%23.1%
Bitlis56162.2%21.9%
İstanbul218,45962.1%22.4%
Bursa31,63161.7%23.4%
Ankara57,93461.6%23.7%
Burdur1,56861.4%21.6%
Sivas2,44561.3%23.5%
Kocaeli16,51161.3%23.7%
Yozgat1,16861.0%22.1%
Erzincan1,02960.9%22.4%
Kayseri9,81060.6%24.4%
Tunceli21860.6%18.8%
Denizli9,65460.4%22.7%
Şırnak65460.4%21.9%
Eskişehir8,62460.2%24.2%
Çankırı66960.1%23.2%
Düzce2,84960.1%25.7%
İzmir52,15260.0%25.0%
Niğde1,44660.0%22.2%
Trabzon5,65659.9%25.1%
Kars73259.8%23.0%
Bayburt30159.5%23.9%
Antalya36,71359.5%24.8%
Gaziantep10,29359.4%25.2%
Isparta2,63159.2%24.0%
Diyarbakır3,67359.1%24.0%
Iğdır36459.1%23.4%
Zonguldak2,42759.0%23.1%
Çorum2,24459.0%25.9%
Uşak2,20258.9%24.6%
Tekirdağ8,87658.6%25.1%
Ordu3,39058.6%24.0%
Şanlıurfa3,94458.6%25.6%
Sakarya9,09358.5%25.6%
Kırşehir82958.4%25.7%
Adana12,18958.3%26.3%
Samsun8,69958.3%25.2%
Kırklareli2,42758.3%25.3%
Muş45258.2%21.0%
Edirne3,26658.2%26.6%
Muğla19,17158.2%26.1%
Afyonkarahisar3,91958.1%23.6%
Sinop1,04758.1%26.7%
Kahramanmaraş3,62158.0%25.4%
Mardin2,16258.0%24.2%
Bartın1,10557.9%27.3%
Rize2,51857.9%27.5%
Bolu2,33057.9%24.5%
Giresun2,17957.8%24.8%
Bilecik1,13557.7%25.3%
Karaman1,46857.7%26.6%
Manisa7,39857.5%24.9%
Amasya1,36257.5%24.0%
Kütahya2,83857.4%24.9%
Balıkesir10,47557.3%26.7%
Erzurum2,46157.3%26.5%
Yalova2,61757.1%26.6%
Hatay6,05557.0%26.0%
Batman1,44656.9%26.3%
Aydın9,93056.8%26.9%
Çanakkale5,67656.7%26.3%
Siirt54256.6%25.1%
Mersin11,66256.6%26.6%
Malatya2,80956.4%27.0%
Karabük1,50956.3%26.1%
Kilis53056.2%22.5%
Adıyaman1,29556.1%25.1%
Aksaray1,91956.1%24.6%
Kastamonu1,85456.0%26.5%
Osmaniye1,62155.9%24.6%
Van1,73455.4%25.4%
Elâzığ2,17355.2%27.0%
Kırıkkale91755.1%22.1%
Tokat1,95554.8%25.6%
Hakkâri27850.4%31.7%

Method

  1. Start from the Overture Maps Foundation places dataset (CDLA-Permissive-2.0), filtered to Turkey: 1,786,700 businesses.
  2. Take every record that carries a website field: 684,496 businesses.
  3. Request each address once and record the outcome, whether it was a response, an HTTP status or a network-level failure.
  4. Assign provinces geographically, by intersecting coordinates with official boundaries, because Overture’s own address region field is null on roughly 92% of Turkish records.
  5. Group failures into classes and aggregate by province and sector.

Limits

Reachability was measured with a single request per address on 4 September 2026. A site that happened to be down at that moment is counted as unreachable, so the true share of permanently dead addresses is somewhat lower than 39.6%, but not for the DNS class, where a missing record is not a transient condition. HTTP 403 responses are reported separately for the same reason. Nothing is inferred about the content of a site that did answer: a parked page with an advertisement counts as reachable.

Cite this dataset

The data is CC BY 4.0. Use it, quote it, republish it. The only ask is attribution.

Citation
Guven, E. (2026). Dead business websites in Turkey 2026 [Data set]. CRM Solid. https://crmsolid.com/research/dead-business-websites-turkey, doi:10.5281/zenodo.22309100
DOI
https://doi.org/10.5281/zenodo.22309100(permanent archive on Zenodo)
HTML
<a href="https://crmsolid.com/research/dead-business-websites-turkey">Dead business websites in Turkey 2026</a>, CRM Solid, CC BY 4.0

Questions

An address a business publishes that did not return a successful response when we requested it. That includes domains with no DNS record, connection failures, timeouts, and HTTP error statuses. The strictest and least ambiguous subset is the DNS class: 164,281 addresses whose hostname does not resolve at all.
Yes, in two ways. It may have been temporarily down during the crawl, or it may block unfamiliar clients: 34,778 addresses returned HTTP 403, which we report as its own class rather than as abandonment. Neither applies to the DNS figure, because a hostname with no record cannot be temporarily unresolvable to one client only.
The data shows the pattern, not the cause. One plausible reading is that agents rely on marketplace listings and messaging apps for distribution, so an own-domain site is a one-off purchase that nobody renews. The dataset lets you test that against other sectors with the same shape.
The first one measured how many businesses claim a website at all (38.3%). This one measures what is behind those claims. Read together: 38.3% list an address, but only 23.2% of all Turkish businesses have one that answers.
Yes. CC BY 4.0 permits commercial use with attribution. The underlying place data is Overture Maps Foundation under CDLA-Permissive-2.0, which is also commercial-friendly.
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