The .icu Domain: One of the Largest New Zones
.icu entered the root zone on 6 March 2015; its ICANN registry agreement is dated 8 January 2015 and was assigned on 12 December 2017 to Shortdot SA, based in Luxembourg. The operator writes that the string comes from the English reading "I See You" and rests on the idea of visibility and connection. This is the largest of the new endings examined in this series.
Personal projects, community sites, short-link services and independent ventures make up much of the zone. On its own page the operator states it directly: anyone may register, and there is no restriction based on industry, location or purpose. Try candidates through an .icu domain search, and compare the .cyou page from the same operator.
The nTLDstats page accessed on 12 August 2026 shows 1,110,043 registrations, yet only 563,648 of them appear in the zone file: about 51 percent. One registered name in two has never gone live. Read together, those two numbers produce a decision rule. A zone in the millions does not mean the root you want is certainly taken, and where a name does come back as taken, your odds of finding a working site behind it are roughly even. Continuing to test candidates beats waiting for an expiry here more than it does in most other zones.
.ICU Domain at a Glance
- Sponsoring organisation Shortdot SA (Luxembourg)
- ICANN registry agreement 8 January 2015
- Root zone record 6 March 2015
- Agreement assignment 12 December 2017, Shortdot SA
- Registered names 1,110,043 (nTLDstats, 12 August 2026)
- Present in the zone file 563,648 names, about 51%
- Document Requirement No documents are required to register a .icu domain
- Character Length 1 - 63 characters
- Registration Period 1 - 10 years
- Name Server Count 2 - 10 servers
.icu Domain Prices — No Surprise Fees
Registration, transfer and renewal fees are listed separately. The renewal price can differ from the first-year price, so you see both up front.
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New Registration
$3.99 /year -
Transfer
$18.99 /year -
Renewal
$19.79 /year -
Restore
$184.90 -
Late Renewal
$3.20
Included With Every .icu Domain
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Free DNS management
Change A, MX, TXT and CNAME records yourself from the panel — no waiting on anyone when you move a site or mailbox.
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Domain lock
While the lock is on, nobody can move your domain to another registrar without your approval.
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Domain forwarding
Point the domain at your existing site, a campaign page or a social profile — at no extra cost.
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Free WHOIS privacy
Your name, address and phone stay out of public WHOIS records, which cuts down spam and scam calls.
.icu Domain Lifecycle
What happens day by day after it expires
Day 0 is the domain's expiry dateIn short: your .icu domain is put on Client Hold on its expiry date, so the site and e-mail stop that same day. You can still renew during the first 20 days, but from this point a late renewal fee is added on top of the renewal price. On day 20 the registration is deleted and until day 50 only a paid restore brings it back. Nothing at all can be done in the 5 days that follow, and on day 55 the name is open to anyone. There is exactly one way never to enter this chain: keep auto-renewal on.
Domain Is Available (Available)
A .icu address at this stage has not been taken yet, and it goes to whoever registers first. Check the name you have in mind — if it is free, it can be yours within minutes.
Domain Is Active (Active Period)
Once registration is complete, the domain is registered to you for the term you selected. You can renew at any point before it expires to keep it active, or switch on auto-renewal so you never have to watch the date.
Renewal Window (Client Hold)
On its expiry date your .icu domain is put on Client Hold: the site and e-mail go down that day, but the registration is still yours. A single renewal within these first 20 days brings everything back exactly as it was — nothing is lost. The only difference is that a $3.20 late renewal fee is now added to the renewal price; renewing before the expiry date avoids that fee entirely.
Redemption Period (Redemption / RGP)
On day 20 the registration is deleted and the 30-day redemption period that ICANN requires of every gTLD registry begins. The name is not released to anyone during this time; only you can take it back, by paying the restore fee, until day 50. That fee is far higher than a renewal — renewing on time is always the cheaper route.
Pending Delete (Pending Delete)
Once the redemption window closes too, the domain enters its final 5 days and there is no way back. Neither renewal nor restore works here; nobody — your registrar included — can return the name to you. The registry uses this window as the last hold before the name goes back into the pool.
Open to Anyone Again (Released)
On day 55 the name .icu returns to the pool and anyone can register it. Sought-after names are often gone within seconds, and there is no guaranteed way to get one back. Yet staying out of this timeline is entirely in your hands: leave auto-renewal on and the expiry date will never catch you off guard.
The timeline above is the schedule Atak Domain applies and publishes. The ICANN chart you will find elsewhere shows a renewal window of up to 45 days after expiry; ICANN's policy on expired registrations (section 2.2.1) lets registrars delete an expired domain at any time, provided they disclose their policy in advance. We apply that window as 20 days and publish it here in plain sight. Full text of the policy: ICANN Expired Registration Recovery Policy
.icu Domain Specifications and Registration Rules
Registration conditions, supported features and the registry's own timelines in a single table.
.icu Domain Registration
- Document Requirement No documents are required to register a .icu domain
- Character Length 1 - 63 characters
- Registration Period 1 - 10 years
- Name Server Count 2 - 10 servers
.icu Domain Support
- IDN Support Yes
- Transfer Support Yes
- Late Renewal Support Yes
Frequently Asked Questions About .icu Domains
The questions people actually ask before registering — answered plainly.
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There is none; the operator states that no restriction applies by industry, location or purpose.
No document, residency or proof of trade is requested. The character rule reads as follows: a name may contain letters, digits and hyphens, and hyphens may not occupy the third and fourth positions together. Try candidate names through an .icu domain search.
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According to the operator, the string comes from the English reading "I See You".
So it is wordplay built on pronunciation rather than an institutional abbreviation. That helps the ending travel across languages, but the pun does not land in every one of them. Choosing a root that carries your brand is therefore safer than leaning on the meaning of the ending itself.
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Keep testing: only about half the registered names in this zone appear in the zone file.
That ratio means your odds of finding a working site behind a taken name are close to even. Sweeping a long candidate list in one pass is the most productive method, and bulk domain name search is built for it. Vary the root rather than waiting for an expiry.
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Both belong to the same operator, Shortdot SA.
Sharing an operator means the policy texts and dispute procedure run along similar lines, but the size and user profile of each zone are independent of one another. If you are protecting a brand, query them separately; the .cyou page is a sensible starting point for the comparison.
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The operator publishes an abuse reporting page on its own website.
If you believe an address is being used for phishing, malware or fraud, you can report it there and to the registrar of record as well. Including the exact address, the date and a screenshot speeds the process considerably. Find the registrar holding the name through whois search.
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