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Expired .io domains with Hacker News backlinks

Updated Part of .io · Hacker News

This page lists 707 expired .io domains linked from Hacker News. Each has expired, is available to register, and has referring domains that survived the original site going offline. That is 2% of the 30,096 Hacker News-linked listings and 80% of the 882 .io listings in the directory. Across the slice, the median listing here has 10 to 50 referring domains; 707 carry at least one named linking source; 707 had their availability re-checked in the last 30 days; 257 are open, with the name already shown; 2 sit in the top band of 250 or more referring domains. Of the 707 with a recorded registration era, 50% were first registered in 2020 to 2024, the largest band, with registrations running from the 2010 to 2014 band to the 2025 to 2029 band.

About this list

The extension decides who can register the name and what it signals to a visitor. Domains here carry a link from Hacker News and sit on .io.

Every listing is verified the same way as the rest of the directory. Availability is re-checked against the live DNS root over DNS-over-HTTPS, and a listing that turns out to be registered is removed. Referring domains are counted from our own web crawl, not from a paid link index. Site history comes from archived captures: the archived snapshot count and the span of years the site was captured. Revised Score blends link-graph centrality, referring domains and site history into one 0 to 100 grade, computed across the whole directory.

At a glance

Cite as: “Expired .io domains with Hacker News backlinks”, Revised, https://getrevised.com/app/expired/source/hackernews/tld/io. Last updated 15 November 2026. Updated continuously; free listings and paid plans show names; others masked.

As of 15 November 2026, the Revised directory of expired .io domains linked from Hacker News with backlinks holds 707 listings, each linked from a named source in our web crawl. All have expired and are available to register. The median listing has 10 to 50 referring domains, and 2 have 250 or more. Spam-flagged names are filtered out, and 707 (100%) had availability re-checked within 30 days. 707 (100%) carry a link from a tracked university, encyclopedia or news site. Referring domains come from our own web crawl. 257 (36%) are free listings: name and exact counts shown, the rest stay masked except on Starter and Business. Search and filters need no account; masked names stay masked on Free.

Listings
707
Free listings
257 (36%)
Median ref. domains
10 to 50
Named sources
707 (100%)
Re-checked, 30 days
707 (100%)
Last updated
15 Nov 2026

Frequently asked questions

How many expired .io domains linked from Hacker News are listed?
707 at the last count. Every one has expired, is available to register, and has referring domains counted from our web crawl. The count updates as listings are added and as availability re-checks remove names that were registered.
How are these Hacker News: .io listings verified?
Availability is re-checked against the live DNS root over DNS-over-HTTPS, history comes from archived captures, and referring domains are counted from our web crawl. A listing found to be registered is removed. Names are masked on Free; Starter and Business show every name, and metrics are open.
How do I narrow Hacker News: .io further?
Use the filters to pivot: change the referring domain band, minimum age or Revised Score, or clear the preset to see the whole directory. Compare listings on site history before choosing one, then register the name at any registrar that offers it.

DR: Domain Rating by Ahrefs

Directory listings. Up and Down move between rows; Enter opens the listing; Right and Left move through the row’s controls.
Actions
cryptomob.io.ioCrypto & Web310Hacker News$495 yr.ioNo AI-cited linksOpen
startuppath.io.ioBusiness Services10Hacker News$4911 yr.ioNo AI-cited linksOpen
cakcuk.io.ioSoftware & SaaS11Hacker News$496 yr.ioNo AI-cited linksOpen
jelling.io.ioBlog & Media10Hacker News$3215 yr.ioNo AI-cited linksOpen
sonicsnap.io.ioGaming10Hacker News$493 yr.ioNo AI-cited linksOpen
versionhistory.io.ioSoftware & SaaS10Hacker News$4912 yr.ioNo AI-cited linksOpen
minecrab.io.ioSoftware & SaaS10Hacker News$4913 yr.ioNo AI-cited linksOpen
trndr.io.ioSoftware & SaaS10Hacker News$4910 yr.ioNo AI-cited linksOpen
apposer.io.ioSoftware & SaaS10Hacker News$4911 yr.io59Open
mattops.io.ioPersonal10Hacker News$498 yr.ioNo AI-cited linksOpen
coinapse.io.ioCrypto & Web310Hacker News$498 yr.ioNo AI-cited linksOpen
flytour.io.ioTravel & Hospitality10Hacker News$499 yr.ioNo AI-cited linksOpen
.ioMusic<100–9Hacker NewsUnder $1005 yr.io64
tabvention.io.ioSoftware & SaaS10Hacker News$4911 yr.ioNo AI-cited linksOpen
featurematrix.io.ioSoftware & SaaS10Hacker News$497 yr.ioNo AI-cited linksOpen
tweetclock.io.ioSoftware & SaaS10Hacker News$4913 yr.ioNo AI-cited linksOpen
winoutt.io.ioSoftware & SaaS10Hacker News$496 yr.ioNo AI-cited linksOpen
cloudnuke.io.ioSoftware & SaaS10Hacker News$496 yr.ioNo AI-cited linksOpen
syetalabs.io.ioSoftware & SaaS14Hacker News$495 yr.ioNo AI-cited linksOpen
kissbtc.io.ioCrypto & Web310Hacker News$4910 yr.ioNo AI-cited linksOpen
changespace.io.ioCrypto & Web310Hacker News$495 yr.ioNo AI-cited linksOpen
monarchtrips.io.ioTravel & Hospitality10Hacker News$497 yr.ioNo AI-cited linksOpen
xconf.io.ioSoftware & SaaS10Hacker News$4912 yr.ioNo AI-cited linksOpen
causehub.io.ioSoftware & SaaS10Hacker News$4912 yr.io43Open
futuredeck.io.ioSoftware & SaaS10Hacker News$4912 yr.ioNo AI-cited linksOpen
testrelay.io.ioSoftware & SaaS10Hacker News$495 yr.ioNo AI-cited linksOpen
studyrocket.io.ioEducation10Hacker News$499 yr.io44Open
campstarter.io.ioSoftware & SaaS15Hacker News$496 yr.ioNo AI-cited linksOpen
papermatters.io.ioAI & Machine Learning10Hacker News$493 yr.ioNo AI-cited linksOpen
userfacing.io.ioJobs & Recruitment10Hacker News$4910 yr.ioNo AI-cited linksOpen
cloudrush.io.ioCrypto & Web310Hacker News$495 yr.ioNo AI-cited linksOpen
pixelposter.io.ioE-Commerce11Hacker News$499 yr.io45Open
picstr.io.ioSoftware & SaaS10Hacker News$4910 yr.io23Open
.ioPersonal<100–9Hacker NewsUnder $10013 yr.io69
fwdapp.io.ioSocial Media10Hacker News$498 yr.ioNo AI-cited linksOpen
uxcollection.io.ioBlog & Media10Hacker News$4910 yr.ioNo AI-cited linksOpen
yogurl.io.ioSoftware & SaaS10Hacker News$4910 yr.io50Open
unreplied.io.ioSoftware & SaaS<100Hacker News$498 yr.ioNo AI-cited linksOpen
ebolamonitor.io.ioHealthcare10Hacker News$4910 yr.ioNo AI-cited linksOpen
contentmaker.io.ioSoftware & SaaS19Hacker News$494 yr.ioNo AI-cited linksOpen
prometheus-alerts.io.ioSocial Media10Hacker News$497 yr.ioNo AI-cited linksOpen
instantfrontend.io.ioBlog & Media10Hacker News$498 yr.ioNo AI-cited linksOpen
d3xter.io.ioSoftware & SaaS10Hacker News$4910 yr.ioNo AI-cited linksOpen
landing-page-specialist.io.ioMarketing & SEO Agency16Hacker News$497 yr.ioNo AI-cited linksOpen
altr3.io.ioScience & Research10Hacker News$499 yr.ioNo AI-cited linksOpen
refinemusic.io.ioMusic15Hacker News$498 yr.io55Open
sopheea.io.ioScience & Research10Hacker News$4910 yr.ioNo AI-cited linksOpen
sssaini.io.ioPersonal10Hacker News$496 yr.ioNo AI-cited linksOpen
cutvid.io.ioSoftware & SaaS10Hacker News$496 yr.ioNo AI-cited linksOpen
cttx.io.ioSoftware & SaaS10Hacker News$496 yr.ioNo AI-cited linksOpen
651–700 of 707