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Domain > akumansley.org
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Date
IP Address
2024-08-21
65.8.248.33
(
ClassC
)
2024-08-21
65.8.248.85
(
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2024-08-23
3.163.80.93
(
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)
2026-01-26
54.191.179.131
(
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Port 80
HTTP/1.1 200 OKServer: openrestyDate: Mon, 26 Jan 2026 21:37:17 GMTContent-Type: text/html; charsetutf-8Content-Length: 11413Connection: keep-aliveX-Frame-Options: ALLOW-FROM blot.imContent-Security-Policy: frame-ancestors self https://blot.imLast-Modified: Mon, 08 Dec 2025 04:34:58 GMTETag: W/2c95-YCt1IiKPfxRsZ826R6aJA5v4lugBlot-Server: usBlot-Cache: HIT !DOCTYPE html>html langen>head> meta charsetutf-8> meta nameviewport contentwidthdevice-width, initial-scale1> title>Index - Andrew Kumansley/title> meta nameblot-cache-id content1765168498881> meta namedescription contentIndex - Andrew Kumansley> meta propertyog:title contentIndex - Andrew Kumansley> meta propertyog:description contentIndex - Andrew Kumansley> meta propertyog:type contentwebsite> meta propertyog:url contenthttp://akumansley.org/> link relicon typeimage/x-icon hrefhttps://cdn.blot.im/folder/v-5dc9028a/blog_8ee9e365a4da49549fa4417f179461f2/favicon.ico> link relalternate typeapplication/rss+xml titleAndrew Kumansley hrefhttp://akumansley.org/feed.rss> link relstylesheet hrefhttp://cdn.blot.im/template/6d/35/c8d7d105472ba57225508f341125/style.css> script typemodule src/navigation-collapser.js>/script>/head>body>!-- Hidden checkbox to toggle navigation -->input typecheckbox idnav-toggle>label fornav-toggle classpopup-cover>/label> input typecheckbox idtoggle-left classtoggle-checkbox> div classcontrol-bar> label fortoggle-left classcontrol-label>svg xmlnshttp://www.w3.org/2000/svg width24 height24 viewBox0 0 24 24 fillnone strokecurrentColor stroke-width1.2 stroke-linecapround stroke-linejoinround classsvg-icon lucide-menu>line x14 y112 x220 y212>/line>line x14 y16 x220 y26>/line>line x14 y118 x220 y218>/line>/svg>/label> a href/>Andrew Kumansley/a> /div> div classcolumn-container> div classcolumn> div classnavigation> a href/> h2>img srchttps://cdn.blot.im/folder/v-5dc9028a/blog_8ee9e365a4da49549fa4417f179461f2/favicon.ico width16 height16>Andrew Kumansley/h2> /a> ul classsidebar> li data-path/Art/Monuments to the Long Term.md>a class href/monuments-to-the-long-term>Monuments to the Long Term/a>/li> li data-path/Art/Patterns.md>a class href/patterns>Patterns/a>/li> li data-path/Cooking/Bean Instant Pot.md>a class href/bean-instant-pot>Bean Instant Pot/a>/li> li data-path/Databases/Allocators.md>a class href/allocators>Allocators/a>/li> li data-path/Databases/Alt Query Languages.md>a class href/alt-query-languages>Alt Query Languages/a>/li> li data-path/Databases/B+Tree Implementation Notes/Concurrency Testing.md>a class href/concurrency-testing>Concurrency Testing/a>/li> li data-path/Databases/B+Tree Implementation Notes/Leaf Latches.md>a class href/leaf-latches>Leaf Latches/a>/li> li data-path/Databases/B+Tree Implementation Notes/Various Links.md>a class href/various-links>Various Links/a>/li> li data-path/Databases/B-Tree Variants.md>a class href/b-tree-variants>B-Tree Variants/a>/li> li data-path/Databases/Concurrency Control.md>a class href/concurrency-control>Concurrency Control/a>/li> li data-path/Databases/Distributed Logs.md>a class href/distributed-logs>Distributed Logs/a>/li> li data-path/Databases/Distributed SQL.md>a class href/distributed-sql>Distributed SQL/a>/li> li data-path/Databases/Incremental View Maintenance.md>a class href/incremental-view-maintenance>Incremental View Maintenance/a>/li> li data-path/Databases/Index Selection.md>a class href/index-selection>Index Selection/a>/li> li data-path/Databases/Learning.md>a class href/learning-2>Learning/a>/li> li data-path/Databases/Manual Orders.md>a class href/manual-orders>Manual Orders/a>/li> li data-path/Databases/Online Schema Change.md>a class href/online-schema-change>Online Schema Change/a>/li> li data-path/Databases/Open Source Storage Engines.md>a class href/open-source-storage-engines>Open Source Storage Engines/a>/li> li data-path/Databases/Page Layout.md>a class href/data-layout>Data Layout/a>/li> li data-path/Databases/Sorting and Searching.md>a class href/sorting-and-searching>Sorting and Searching/a>/li> li data-path/Databases/Useful Rust Libraries.md>a class href/useful-rust-libraries>Useful Rust Libraries/a>/li> li data-path/Databases/WAL formats.md>a class href/wal-formats>WAL formats/a>/li> li data-path/Essays/Perspective.md>a class href/perspective>Perspective/a>/li> li data-path/Essays/Software Quality.md>a class href/software-quality>Software Quality/a>/li> li data-path/Essays/Startup Security.md>a class href/startup-security>Startup Security/a>/li> li data-path/History/K-Pg Boundary.md>a class href/k-pg-boundary>K-Pg Boundary/a>/li> li data-path/History/Oddities.md>a class href/oddities>Oddities/a>/li> li data-path/Index.md>a classactive href/>Index/a>/li> li data-path/Life/Causes of Burnout.md>a class href/causes-of-burnout>Causes of Burnout/a>/li> li data-path/Life/Good Work Advice.md>a class href/good-work-advice>Good Work Advice/a>/li> li data-path/Life/Persuasion.md>a class href/how-i-persuade>How I Persuade/a>/li> li data-path/Life/Work-Life Balance.md>a class href/work-life-balance-is-about-what-matters>Work-Life balance is about what matters/a>/li> li data-path/Maps/APIs.md>a class href/apis>APIs/a>/li> li data-path/Notes/Hypertext.md>a class href/hypertext>Hypertext/a>/li> li data-path/Notes/Nice Looking Websites.md>a class href/nice-looking-websites>Nice Looking Websites/a>/li> li data-path/Notes/Personal Website.md>a class href/personal-website>Personal Website/a>/li> li data-path/Notes/Some Ideas.md>a class href/some-ideas>Some Ideas/a>/li> li data-path/Notes/Tech Jargon.md>a class href/tech-jargon>Tech Jargon/a>/li> li data-path/Personal IR/Android.md>a class href/android>Android/a>/li> li data-path/Personal IR/Research.md>a class href/research>Research/a>/li> li data-path/Photos/Art.md>a class href/art>Art/a>/li> li data-path/Photos/Nature.md>a class href/nature>Nature/a>/li> li data-path/Photos/San Francisco.md>a class href/san-francisco>San Francisco/a>/li> li data-path/Poetry/Poems I like.md>a class href/poems-i-like>Poems I like/a>/li> li data-path/Programming/Commit Messages.md>a class href/commit-messages>Commit Messages/a>/li> li data-path/Programming/Go.md>a class href/go>Go/a>/li> li data-path/Programming/ID Formats.md>a class href/id-formats>ID Formats/a>/li> li data-path/Programming/Rust.md>a class href/rust>Rust/a>/li> li data-path/Projects/Giftr.md>a class href/giftr>Giftr/a>/li> li data-path/Projects/Mens Group.md>a class href/mens-group>Mens Group/a>/li> li data-path/Projects/aft.md>a class href/aft>aft/a>/li> li data-path/Projects/key.md>a class href/key>key/a>/li> li data-path/Resilience/Circuit Breaker.md>a class href/circuit-breaker>Circuit Breaker/a>/li> li data-path/Resilience/Composite Connection.md>a class href/composite-connection>Composite Connection/a>/li> li data-path/Resilience/Shadow reads.md>a class href/shadow-reads>Shadow reads/a>/li> li data-path/Resilience/Techniques.md>a class href/techniques>Techniques/a>/li> li data-path/Resilience/Theory.md>a class href/theory>Theory/a>/li> li data-path/Resources/High Quality Information.md>a class href/high-quality-information>High Quality Information/a>/li> li data-path/Science/Weather.md>a class href/weather>Weather/a>/li> li data-path/Search/Encrypted Data Search.md>a class href/encrypted-data-search>Encrypted Data Search/a>/li> li data-path/Search/Learning.md>a class href/learning>Learning/a>/li> li data-path/Trusted Computing/Enclave Storage.md>a class href/enclave-storage>Enclave Storage/a>/li> li data-path/Trusted Computing/Misc Links.md>a class href/misc-links>Misc Links/a>/li> li data-path/Words/Fun Sorts of Words.md>a class href/fun-sorts-of-words>Fun Sorts of Words/a>/li> li data-path/Words/Poetic Strategies.md>a class href/poetic-strategies>Poetic Strategies/a>/li> /ul> /div> /div> div classmain>main>div classbreadcrumbs>/div>div classentry>p>I’m a technologist and software engineer. I’m interested in databases, security, and climate change./p>h1 idprofessional>Professional/h1>p>I’m currently working as an engineer on performance at a hrefhttps://airtable.com/ target_blank>Airtable/a>./p>p>I started my career as a product manager at Google where I contributed to Now, Maps, and OAuth 2.0. After that, I was CTO of a hrefhttps://www.welkinhealth.com/ target_blank>Welkin Health/a>, a healthcare CRM. I also spent a pandemic sabbatical year building a href/aft titlewikilink>aft/a>, an indie backend-as-a-service./p>p>I have special expertise in building secure, performant, highly flexible systems like CRMs, or databases. I’m also experienced in a href/startup-security titlewikilink>Startup Security/a>./p>p>If you’re interested in learning more, or just want to say hello, please email me a hrefmailto:andrew.wansley@gmail.com target_blank>here/a>./p>h1 idpersonal>Personal/h1>p>I live in San Francisco. I try to enjoy the beautiful nature all around the Bay Area, whether hiking, on my bike, or just keeping my eyes open./p>p>This is my a href/personal-website titlewikilink>Personal Website/a>, where I keep a few essays, links to some projects I’ve done, and some other notes./p>p>I facilitate a Bay Area a href/mens-group titlewikilink>Mens Group/a>. I’m an advocate for a strong sense of ethics at technology companies, as well as making them accessible and welcoming to as many people as possible. I have a certain a href/perspective titlewikilink>Perspective/a> on life./p>/div>/main>/div>/div>script srchttp://cdn.blot.im/template/1f/9c/a640bcdefa31dfcfb39c4d426a6a/script.js typetext/javascript>/script>/body>/html>
Port 443
HTTP/1.1 200 OKServer: openrestyDate: Mon, 26 Jan 2026 21:37:17 GMTContent-Type: text/html; charsetutf-8Content-Length: 11417Connection: keep-aliveX-Frame-Options: ALLOW-FROM blot.imContent-Security-Policy: frame-ancestors self https://blot.imLast-Modified: Mon, 08 Dec 2025 04:34:58 GMTETag: W/2c99-qYH5svKJUv0e7HAGJzx3ZWKkI34Blot-Server: usBlot-Cache: HIT !DOCTYPE html>html langen>head> meta charsetutf-8> meta nameviewport contentwidthdevice-width, initial-scale1> title>Index - Andrew Kumansley/title> meta nameblot-cache-id content1765168498881> meta namedescription contentIndex - Andrew Kumansley> meta propertyog:title contentIndex - Andrew Kumansley> meta propertyog:description contentIndex - Andrew Kumansley> meta propertyog:type contentwebsite> meta propertyog:url contenthttps://akumansley.org/> link relicon typeimage/x-icon hrefhttps://cdn.blot.im/folder/v-5dc9028a/blog_8ee9e365a4da49549fa4417f179461f2/favicon.ico> link relalternate typeapplication/rss+xml titleAndrew Kumansley hrefhttps://akumansley.org/feed.rss> link relstylesheet hrefhttps://cdn.blot.im/template/6d/35/c8d7d105472ba57225508f341125/style.css> script typemodule src/navigation-collapser.js>/script>/head>body>!-- Hidden checkbox to toggle navigation -->input typecheckbox idnav-toggle>label fornav-toggle classpopup-cover>/label> input typecheckbox idtoggle-left classtoggle-checkbox> div classcontrol-bar> label fortoggle-left classcontrol-label>svg xmlnshttp://www.w3.org/2000/svg width24 height24 viewBox0 0 24 24 fillnone strokecurrentColor stroke-width1.2 stroke-linecapround stroke-linejoinround classsvg-icon lucide-menu>line x14 y112 x220 y212>/line>line x14 y16 x220 y26>/line>line x14 y118 x220 y218>/line>/svg>/label> a href/>Andrew Kumansley/a> /div> div classcolumn-container> div classcolumn> div classnavigation> a href/> h2>img srchttps://cdn.blot.im/folder/v-5dc9028a/blog_8ee9e365a4da49549fa4417f179461f2/favicon.ico width16 height16>Andrew Kumansley/h2> /a> ul classsidebar> li data-path/Art/Monuments to the Long Term.md>a class href/monuments-to-the-long-term>Monuments to the Long Term/a>/li> li data-path/Art/Patterns.md>a class href/patterns>Patterns/a>/li> li data-path/Cooking/Bean Instant Pot.md>a class href/bean-instant-pot>Bean Instant Pot/a>/li> li data-path/Databases/Allocators.md>a class href/allocators>Allocators/a>/li> li data-path/Databases/Alt Query Languages.md>a class href/alt-query-languages>Alt Query Languages/a>/li> li data-path/Databases/B+Tree Implementation Notes/Concurrency Testing.md>a class href/concurrency-testing>Concurrency Testing/a>/li> li data-path/Databases/B+Tree Implementation Notes/Leaf Latches.md>a class href/leaf-latches>Leaf Latches/a>/li> li data-path/Databases/B+Tree Implementation Notes/Various Links.md>a class href/various-links>Various Links/a>/li> li data-path/Databases/B-Tree Variants.md>a class href/b-tree-variants>B-Tree Variants/a>/li> li data-path/Databases/Concurrency Control.md>a class href/concurrency-control>Concurrency Control/a>/li> li data-path/Databases/Distributed Logs.md>a class href/distributed-logs>Distributed Logs/a>/li> li data-path/Databases/Distributed SQL.md>a class href/distributed-sql>Distributed SQL/a>/li> li data-path/Databases/Incremental View Maintenance.md>a class href/incremental-view-maintenance>Incremental View Maintenance/a>/li> li data-path/Databases/Index Selection.md>a class href/index-selection>Index Selection/a>/li> li data-path/Databases/Learning.md>a class href/learning-2>Learning/a>/li> li data-path/Databases/Manual Orders.md>a class href/manual-orders>Manual Orders/a>/li> li data-path/Databases/Online Schema Change.md>a class href/online-schema-change>Online Schema Change/a>/li> li data-path/Databases/Open Source Storage Engines.md>a class href/open-source-storage-engines>Open Source Storage Engines/a>/li> li data-path/Databases/Page Layout.md>a class href/data-layout>Data Layout/a>/li> li data-path/Databases/Sorting and Searching.md>a class href/sorting-and-searching>Sorting and Searching/a>/li> li data-path/Databases/Useful Rust Libraries.md>a class href/useful-rust-libraries>Useful Rust Libraries/a>/li> li data-path/Databases/WAL formats.md>a class href/wal-formats>WAL formats/a>/li> li data-path/Essays/Perspective.md>a class href/perspective>Perspective/a>/li> li data-path/Essays/Software Quality.md>a class href/software-quality>Software Quality/a>/li> li data-path/Essays/Startup Security.md>a class href/startup-security>Startup Security/a>/li> li data-path/History/K-Pg Boundary.md>a class href/k-pg-boundary>K-Pg Boundary/a>/li> li data-path/History/Oddities.md>a class href/oddities>Oddities/a>/li> li data-path/Index.md>a classactive href/>Index/a>/li> li data-path/Life/Causes of Burnout.md>a class href/causes-of-burnout>Causes of Burnout/a>/li> li data-path/Life/Good Work Advice.md>a class href/good-work-advice>Good Work Advice/a>/li> li data-path/Life/Persuasion.md>a class href/how-i-persuade>How I Persuade/a>/li> li data-path/Life/Work-Life Balance.md>a class href/work-life-balance-is-about-what-matters>Work-Life balance is about what matters/a>/li> li data-path/Maps/APIs.md>a class href/apis>APIs/a>/li> li data-path/Notes/Hypertext.md>a class href/hypertext>Hypertext/a>/li> li data-path/Notes/Nice Looking Websites.md>a class href/nice-looking-websites>Nice Looking Websites/a>/li> li data-path/Notes/Personal Website.md>a class href/personal-website>Personal Website/a>/li> li data-path/Notes/Some Ideas.md>a class href/some-ideas>Some Ideas/a>/li> li data-path/Notes/Tech Jargon.md>a class href/tech-jargon>Tech Jargon/a>/li> li data-path/Personal IR/Android.md>a class href/android>Android/a>/li> li data-path/Personal IR/Research.md>a class href/research>Research/a>/li> li data-path/Photos/Art.md>a class href/art>Art/a>/li> li data-path/Photos/Nature.md>a class href/nature>Nature/a>/li> li data-path/Photos/San Francisco.md>a class href/san-francisco>San Francisco/a>/li> li data-path/Poetry/Poems I like.md>a class href/poems-i-like>Poems I like/a>/li> li data-path/Programming/Commit Messages.md>a class href/commit-messages>Commit Messages/a>/li> li data-path/Programming/Go.md>a class href/go>Go/a>/li> li data-path/Programming/ID Formats.md>a class href/id-formats>ID Formats/a>/li> li data-path/Programming/Rust.md>a class href/rust>Rust/a>/li> li data-path/Projects/Giftr.md>a class href/giftr>Giftr/a>/li> li data-path/Projects/Mens Group.md>a class href/mens-group>Mens Group/a>/li> li data-path/Projects/aft.md>a class href/aft>aft/a>/li> li data-path/Projects/key.md>a class href/key>key/a>/li> li data-path/Resilience/Circuit Breaker.md>a class href/circuit-breaker>Circuit Breaker/a>/li> li data-path/Resilience/Composite Connection.md>a class href/composite-connection>Composite Connection/a>/li> li data-path/Resilience/Shadow reads.md>a class href/shadow-reads>Shadow reads/a>/li> li data-path/Resilience/Techniques.md>a class href/techniques>Techniques/a>/li> li data-path/Resilience/Theory.md>a class href/theory>Theory/a>/li> li data-path/Resources/High Quality Information.md>a class href/high-quality-information>High Quality Information/a>/li> li data-path/Science/Weather.md>a class href/weather>Weather/a>/li> li data-path/Search/Encrypted Data Search.md>a class href/encrypted-data-search>Encrypted Data Search/a>/li> li data-path/Search/Learning.md>a class href/learning>Learning/a>/li> li data-path/Trusted Computing/Enclave Storage.md>a class href/enclave-storage>Enclave Storage/a>/li> li data-path/Trusted Computing/Misc Links.md>a class href/misc-links>Misc Links/a>/li> li data-path/Words/Fun Sorts of Words.md>a class href/fun-sorts-of-words>Fun Sorts of Words/a>/li> li data-path/Words/Poetic Strategies.md>a class href/poetic-strategies>Poetic Strategies/a>/li> /ul> /div> /div> div classmain>main>div classbreadcrumbs>/div>div classentry>p>I’m a technologist and software engineer. I’m interested in databases, security, and climate change./p>h1 idprofessional>Professional/h1>p>I’m currently working as an engineer on performance at a hrefhttps://airtable.com/ target_blank>Airtable/a>./p>p>I started my career as a product manager at Google where I contributed to Now, Maps, and OAuth 2.0. After that, I was CTO of a hrefhttps://www.welkinhealth.com/ target_blank>Welkin Health/a>, a healthcare CRM. I also spent a pandemic sabbatical year building a href/aft titlewikilink>aft/a>, an indie backend-as-a-service./p>p>I have special expertise in building secure, performant, highly flexible systems like CRMs, or databases. I’m also experienced in a href/startup-security titlewikilink>Startup Security/a>./p>p>If you’re interested in learning more, or just want to say hello, please email me a hrefmailto:andrew.wansley@gmail.com target_blank>here/a>./p>h1 idpersonal>Personal/h1>p>I live in San Francisco. I try to enjoy the beautiful nature all around the Bay Area, whether hiking, on my bike, or just keeping my eyes open./p>p>This is my a href/personal-website titlewikilink>Personal Website/a>, where I keep a few essays, links to some projects I’ve done, and some other notes./p>p>I facilitate a Bay Area a href/mens-group titlewikilink>Mens Group/a>. I’m an advocate for a strong sense of ethics at technology companies, as well as making them accessible and welcoming to as many people as possible. I have a certain a href/perspective titlewikilink>Perspective/a> on life./p>/div>/main>/div>/div>script srchttps://cdn.blot.im/template/1f/9c/a640bcdefa31dfcfb39c4d426a6a/script.js typetext/javascript>/script>/body>/html>
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