Platform
Drupal
114 measured sites. 2 of them, 1.8%, block at least one answer-surface AI crawler. Mean readiness score 66.1.
Compare against every other platform
| Rank | Domain | Score | Answer-surface crawlers | Stack |
|---|---|---|---|---|
| 114 | europa.eu | Score 52 out of 100, grade D | all allowed | Drupal . Amazon CloudFront |
| 222 | nist.gov | Score 68 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 616 | unesco.org | Score 78 out of 100, grade B | all allowed | Drupal |
| 638 | redhat.com | Score 76 out of 100, grade B | all allowed | Drupal |
| 703 | box.com | Score 75 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 860 | princeton.edu | Score 59 out of 100, grade D, partial assessment | all allowed | Drupal . Cloudflare |
| 919 | epa.gov | Score 62 out of 100, grade C | all allowed | Drupal . Amazon CloudFront |
| 1036 | yale.edu | Score 59 out of 100, grade D | all allowed | Drupal . Fastly |
| 1083 | cam.ac.uk | Score 63 out of 100, grade C | all allowed | Drupal . Fastly |
| 1127 | psychologytoday.com | Score 70 out of 100, grade C | all allowed | Drupal . Varnish |
| 1135 | upenn.edu | Score 62 out of 100, grade C | all allowed | Drupal . Fastly |
| 1321 | irs.gov | Score 67 out of 100, grade C | all allowed | Drupal |
| 1462 | eff.org | Score 56 out of 100, grade D | all allowed | Drupal . Fastly |
| 1494 | rackspace.com | Score 67 out of 100, grade C | all allowed | Drupal . Akamai |
| 1500 | umn.edu | Score 70 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 1540 | ovhcloud.com | Score 79 out of 100, grade B | all allowed | Drupal |
| 1543 | parivahan.gov.in | Score 49 out of 100, grade D, partial assessment | all allowed | Drupal |
| 1568 | cmu.edu | Score 66 out of 100, grade C | all allowed | Drupal . Fastly |
| 1677 | anses.gob.ar | Score 59 out of 100, grade D | all allowed | Drupal . Imperva |
| 1721 | ftc.gov | Score 62 out of 100, grade C | all allowed | Drupal |
| 1880 | utexas.edu | Score 59 out of 100, grade D | all allowed | Drupal . Fastly |
| 1910 | firstvds.ru | Score 64 out of 100, grade C | all allowed | Drupal |
| 1923 | ovh.com | Score 65 out of 100, grade C | 2 blocked | Drupal |
| 2092 | ed.gov | Score 59 out of 100, grade D | all allowed | Drupal . Azure Front Door |
| 2110 | instructure.com | Score 91 out of 100, grade A | all allowed | Drupal . Fastly |
| 2158 | house.gov | Score 59 out of 100, grade D | all allowed | Drupal . Varnish |
| 2163 | proofpoint.com | Score 80 out of 100, grade B | 1 blocked | Drupal . Imperva |
| 2193 | justice.gov | Score 64 out of 100, grade C | all allowed | Drupal |
| 2361 | energy.gov | Score 66 out of 100, grade C | all allowed | Drupal . Amazon CloudFront |
| 2399 | asu.edu | Score 63 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 2473 | ucdavis.edu | Score 62 out of 100, grade C | all allowed | Drupal . Fastly |
| 2491 | zend.com | Score 75 out of 100, grade B | all allowed | Drupal . Fastly |
| 2530 | colorado.edu | Score 62 out of 100, grade C | all allowed | Drupal . Fastly |
| 2531 | flurry.comrefused GPTBot | Score 60 out of 100, grade C | all allowed | Drupal |
| 2544 | scmp.com | Score 77 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 2575 | tenable.com | Score 91 out of 100, grade A | all allowed | Drupal . Cloudflare |
| 2590 | dhs.govrefused GPTBot | Score 57 out of 100, grade D | all allowed | Drupal . Akamai |
| 2595 | rostelecom.ru | Score 63 out of 100, grade C | all allowed | Drupal |
| 2598 | arizona.edu | Score 70 out of 100, grade C | all allowed | Drupal . Fastly |
| 2600 | databricks.com | Score 79 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 2696 | nsw.gov.au | Score 95 out of 100, grade A | all allowed | Drupal . Amazon CloudFront |
| 2773 | ilo.orgrefused GPTBot | Score 52 out of 100, grade D | all allowed | Drupal . Cloudflare |
| 2822 | treasury.gov | Score 59 out of 100, grade D | all allowed | Drupal . Akamai |
| 2833 | virginia.edurefused GPTBot | Score 60 out of 100, grade C | all allowed | Drupal |
| 2850 | cookieyes.com | Score 95 out of 100, grade A | all allowed | Drupal . Cloudflare |
| 2905 | nokia.com | Score 71 out of 100, grade C | all allowed | Drupal . Fastly |
| 2928 | cnil.fr | Score 59 out of 100, grade D | all allowed | Drupal . Cloudflare |
| 2933 | usa.gov | Score 79 out of 100, grade B | all allowed | Drupal . Amazon CloudFront |
| 2982 | rutgers.edu | Score 63 out of 100, grade C | all allowed | Drupal . Varnish |
| 3020 | ohchr.orgrefused GPTBot | Score 60 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 3026 | nasdaq.com | Score 75 out of 100, grade B | all allowed | Drupal . Akamai |
| 3029 | ucsb.edu | Score 59 out of 100, grade D | all allowed | Drupal . Fastly |
| 3049 | uspto.gov | Score 83 out of 100, grade B | all allowed | Drupal . Amazon CloudFront |
| 3103 | cancer.gov | Score 68 out of 100, grade C | all allowed | Drupal |
| 3190 | watchguard.com | Score 79 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 3192 | egnyte.com | Score 92 out of 100, grade A | all allowed | Drupal . Akamai |
| 3200 | pitt.edu | Score 59 out of 100, grade D | all allowed | Drupal . Fastly |
| 3205 | zscaler.com | Score 91 out of 100, grade A | all allowed | Drupal . Cloudflare |
| 3276 | unep.org | Score 68 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 3282 | iastate.edu | Score 62 out of 100, grade C | all allowed | Drupal |
| 3317 | mcgill.ca | Score 64 out of 100, grade C | all allowed | Drupal . Azure Front Door |
| 3348 | hrw.org | Score 66 out of 100, grade C | all allowed | Drupal . Fastly |
| 3379 | cvent.com | Score 83 out of 100, grade B | all allowed | Drupal . Amazon CloudFront |
| 3400 | axis.com | Score 62 out of 100, grade C | all allowed | Drupal . Varnish |
| 3453 | collegeboard.org | Score 64 out of 100, grade C | all allowed | Drupal . Akamai |
| 3474 | smartsheet.com | Score 82 out of 100, grade B | all allowed | Drupal . Fastly |
| 3522 | gatech.edurefused GPTBot | Score 55 out of 100, grade D | all allowed | Drupal . Amazon CloudFront |
| 3534 | uwaterloo.ca | Score 59 out of 100, grade D | all allowed | Drupal . Fastly |
| 3545 | tufts.edu | Score 72 out of 100, grade C | all allowed | Drupal . Fastly |
| 3591 | unl.edu | Score 62 out of 100, grade C | all allowed | Drupal . Varnish |
| 3641 | osha.gov | Score 59 out of 100, grade D | all allowed | Drupal . Amazon CloudFront |
| 3652 | cnr.it | Score 59 out of 100, grade D | all allowed | Drupal |
| 3666 | oregonstate.edu | Score 62 out of 100, grade C | all allowed | Drupal . Varnish |
| 3712 | identrust.com | Score 62 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 3745 | brown.edu | Score 62 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 3795 | uscourts.gov | Score 62 out of 100, grade C | all allowed | Drupal . Akamai |
| 3824 | uscis.govrefused GPTBot | Score 52 out of 100, grade D | all allowed | Drupal |
| 3840 | cisa.govrefused GPTBot | Score 52 out of 100, grade D | all allowed | Drupal |
| 3883 | bell-labs.com | Score 63 out of 100, grade C | all allowed | Drupal . Fastly |
| 3949 | iinet.net.au | Score 67 out of 100, grade C | all allowed | Drupal |
| 3970 | uiowa.edu | Score 67 out of 100, grade C | all allowed | Drupal . Varnish |
| 3978 | unfccc.int | Score 59 out of 100, grade D | all allowed | Drupal . Imperva |
| 4085 | umass.edu | Score 67 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 4093 | juntadeandalucia.es | Score 59 out of 100, grade D | all allowed | Drupal |
| 4111 | uoregon.edu | Score 59 out of 100, grade D | all allowed | Drupal . Fastly |
| 4114 | cms.gov | Score 67 out of 100, grade C | all allowed | Drupal . Akamai |
| 4170 | faa.gov | Score 56 out of 100, grade D | all allowed | Drupal |
| 4233 | studentaid.gov | Score 45 out of 100, grade D | all allowed | Drupal . Akamai |
| 4301 | ucsf.edu | Score 79 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 4355 | nbcuni.com | Score 80 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 4383 | nber.org | Score 62 out of 100, grade C | all allowed | Drupal . Fastly |
| 4397 | coolmathgames.com | Score 74 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 4432 | nrw.de | Score 59 out of 100, grade D | all allowed | Drupal |
| 4491 | uu.nl | Score 62 out of 100, grade C | all allowed | Drupal |
| 4502 | nessus.org | Score 59 out of 100, grade D | all allowed | Drupal . Cloudflare |
| 4513 | aepd.es | Score 67 out of 100, grade C | all allowed | Drupal |
| 4518 | uni-heidelberg.de | Score 68 out of 100, grade C | all allowed | Drupal . Varnish |
| 4561 | nsf.gov | Score 67 out of 100, grade C | all allowed | Drupal . Amazon CloudFront |
| 4594 | uq.edu.au | Score 71 out of 100, grade C | all allowed | Drupal |
| 4639 | mo.gov | Score 62 out of 100, grade C | all allowed | Drupal . Imperva |
| 4701 | worldometers.inforefused GPTBot | Score 60 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 4764 | ama-assn.org | Score 75 out of 100, grade B | all allowed | Drupal . Cloudflare |
| 4790 | principal.com | Score 71 out of 100, grade C | all allowed | Drupal . Fastly |
| 4851 | emory.edu | Score 62 out of 100, grade C | all allowed | Drupal |
| 4853 | govinfo.gov | Score 64 out of 100, grade C | all allowed | Drupal . Cloudflare |
| 4928 | orange.com | Score 68 out of 100, grade C | all allowed | Drupal . Google Cloud / GFE |
| 4937 | bnf.fr | Score 62 out of 100, grade C | all allowed | Drupal |
| 4953 | impots.gouv.fr | Score 59 out of 100, grade D | all allowed | Drupal |
| 4967 | nla.gov.au | Score 56 out of 100, grade D | all allowed | Drupal . Fastly |
| 4982 | channelnewsasia.com | Score 76 out of 100, grade B | all allowed | Drupal . Imperva |
| 4994 | gmu.edu | Score 62 out of 100, grade C | all allowed | Drupal . Fastly |
| 5069 | dartmouth.edu | Score 59 out of 100, grade D | all allowed | Drupal . Cloudflare |
| 5085 | cbp.govrefused GPTBot | Score 55 out of 100, grade D | all allowed | Drupal |
| 5102 | ucr.edu | Score 60 out of 100, grade C | all allowed | Drupal . Fastly |
Using these figures
Free to reuse in research, journalism or a product under CC BY 4.0, with credit to Fidget Labs BV. Quote the measurement date so the claim stays checkable as the index moves.
CrawlIndex by Fidget Labs BV. "Agent readiness on Drupal." https://crawlindex.org (measured 2026-08-09). Licensed CC BY 4.0.