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RFC 9116 compliant

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What is security.txt?

A standard for communicating security disclosure practices, making it easy for researchers to report vulnerabilities.

Coordinated disclosure

Define clear channels for security researchers to report vulnerabilities responsibly.

Well-known location

Place the file at /.well-known/security.txt for automatic discovery.

RFC 9116 standard

An IETF-approved standard ensuring consistent implementation across organizations.

Learn more:
securitytxt.org
|
RFC 9116

Top 150[Moz]

Last updated: 2026-01-17T19:38:29Z
#1 www.google.com
Valid
#2 www.blogger.com
Not found
#3 youtube.com
Invalid
#4 linkedin.com
Invalid
#5 support.google.com
Not found
#6 cloudflare.com
Invalid
#7 microsoft.com
Valid
#8 apple.com
Valid
#9 en.wikipedia.org
Valid
#10 play.google.com
Not found
#11 wordpress.org
Valid
#12 docs.google.com
Not found
#13 mozilla.org
Invalid
#14 maps.google.com
Not found
#15 youtu.be
Not found
#16 drive.google.com
Not found
#17 bp.blogspot.com
Not found
#18 sites.google.com
Not found
#19 googleusercontent.com
Not found
#20 accounts.google.com
Not found
#21 t.me
Not found
#22 europa.eu
Not found
#23 plus.google.com
Not found
#24 whatsapp.com
Valid
#25 adobe.com
Invalid
#26 facebook.com
Valid
#27 policies.google.com
Not found
#28 uol.com.br
Not found
#29 istockphoto.com
Valid
#30 vimeo.com
Invalid
#31 vk.com
Not found
#32 github.com
Valid
#33 amazon.com
Invalid
#34 search.google.com
Valid
#35 bbc.co.uk
Invalid
#36 google.de
Valid
#37 live.com
Not found
#38 gravatar.com
Not found
#39 nih.gov
Not found
#40 dan.com
Not found
#41 files.wordpress.com
Not found
#42 www.yahoo.com
Invalid
#43 cnn.com
Not found
#44 dropbox.com
Invalid
#45 wikimedia.org
Not found
#46 creativecommons.org
Not found
#47 google.com.br
Valid
#48 line.me
Invalid
#49 googleblog.com
Not found
#50 opera.com
Signed
Valid
#51 es.wikipedia.org
Valid
#52 globo.com
Not found
#53 brandbucket.com
Not found
#54 myspace.com
Not found
#55 slideshare.net
Not found
#56 paypal.com
Invalid
#57 tiktok.com
Not found
#58 netvibes.com
Not found
#59 theguardian.com
Invalid
#60 who.int
Not found
#61 goo.gl
Not found
#62 medium.com
Not found
#63 tools.google.com
Not found
#64 draft.blogger.com
Not found
#65 pt.wikipedia.org
Valid
#66 fr.wikipedia.org
Valid
#67 www.weebly.com
Not found
#68 news.google.com
Not found
#69 developers.google.com
Not found
#70 w3.org
Not found
#71 mail.google.com
Valid
#72 gstatic.com
Not found
#73 jimdofree.com
Not found
#74 cpanel.net
Valid
#75 imdb.com
Not found
#76 wa.me
Not found
#77 feedburner.com
Not found
#78 enable-javascript.com
Not found
#79 nytimes.com
Invalid
#80 workspace.google.com
Not found
#81 ok.ru
Invalid
#82 google.es
Valid
#83 dailymotion.com
Invalid
#84 afternic.com
Not found
#85 bloomberg.com
Valid
#86 amazon.de
Not found
#87 photos.google.com
Not found
#88 wiley.com
Not found
#89 aliexpress.com
Not found
#90 indiatimes.com
Not found
#91 youronlinechoices.com
Not found
#92 elpais.com
Not found
#93 tinyurl.com
Not found
#94 yadi.sk
Not found
#95 spotify.com
Invalid
#96 huffpost.com
Invalid
#97 ru.wikipedia.org
Valid
#98 google.fr
Valid
#99 webmd.com
Valid
#100 samsung.com
Not found
#101 independent.co.uk
Valid
#102 amazon.co.jp
Invalid
#103 get.google.com
Not found
#104 amazon.co.uk
Invalid
#105 4shared.com
Not found
#106 telegram.me
Not found
#107 planalto.gov.br
Not found
#108 businessinsider.com
Not found
#109 ig.com.br
Not found
#110 issuu.com
Invalid
#111 www.gov.br
Not found
#112 wsj.com
Not found
#113 hugedomains.com
Not found
#114 picasaweb.google.com
Not found
#115 usatoday.com
Invalid
#116 scribd.com
Not found
#117 www.gov.uk
Invalid
#118 storage.googleapis.com
Not found
#119 huffingtonpost.com
Invalid
#120 bbc.com
Invalid
#121 estadao.com.br
Not found
#122 nature.com
Not found
#123 mediafire.com
Not found
#124 washingtonpost.com
Not found
#125 forms.gle
Not found
#126 namecheap.com
Not found
#127 forbes.com
Not found
#128 mirror.co.uk
Not found
#129 soundcloud.com
Not found
#130 fb.com
Valid
#131 marketingplatform.google....
Not found
#132 domainmarket.com
Not found
#133 ytimg.com
Not found
#134 terra.com.br
Not found
#135 google.co.uk
Valid
#136 shutterstock.com
Invalid
#137 dailymail.co.uk
Not found
#138 reg.ru
Not found
#139 t.co
Not found
#140 cdc.gov
Not found
#141 thesun.co.uk
Not found
#142 wp.com
Signed
Invalid
#143 cnet.com
Not found
#144 instagram.com
Not found
#145 researchgate.net
Invalid
#146 google.it
Valid
#147 fandom.com
Valid
#148 office.com
Not found
#149 list-manage.com
Not found
#150 msn.com
Not found